# EDGAR Filing Document

**Accession Number:** 0000002110
**File Stem:** 0001193125-25-298449
**Filing Date:** 2025-11
**Character Count:** 99236
**Document Hash:** 8ad3e1491f3df3c1963f685c7ed7bd65
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-298449.hdr.sgml**: 20251126

**ACCESSION NUMBER**: 0001193125-25-298449

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20250930

**FILED AS OF DATE**: 20251126

**DATE AS OF CHANGE**: 20251126

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** COLUMBIA ACORN TRUST
- **CENTRAL INDEX KEY:** 0000002110

**ORGANIZATION NAME:**
- **EIN:** 362692100
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-01829
- **FILM NUMBER:** 251524023

**BUSINESS ADDRESS:**
- **STREET 1:** 71 S. WACKER DRIVE, SUITE 2500
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606
- **BUSINESS PHONE:** 3126349200

**MAIL ADDRESS:**
- **STREET 1:** 71 S. WACKER DRIVE, SUITE 2500
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LIBERTY ACORN TRUST
- **DATE OF NAME CHANGE:** 20010424

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ACORN INVESTMENT TRUST
- **DATE OF NAME CHANGE:** 19940204

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ACORN FUND INC
- **DATE OF NAME CHANGE:** 19920703

## Series and Classes Contracts Data

### Columbia Acorn International (Series ID: S000009185)

| Class ID   | Class Name                                         | Ticker Symbol   |
|:---|:---|:---|
| C000024958 | Columbia Acorn International Class A               | LAIAX           |
| C000024961 | Columbia Acorn International Institutional Class   | ACINX           |
| C000097733 | Columbia Acorn International Institutional 2 Class | CAIRX           |
| C000122739 | Columbia Acorn International Institutional 3 Class | CCYIX           |
| C000251060 | Columbia Acorn International Class S               | CCIDX           |

## Nport-Ex

![](img98d9e3911.jpg)

**Third Quarter Report**

September 30, 2025 (Unaudited)

Columbia Acorn<sup>®</sup> Fund

Columbia Acorn International<sup>®</sup>

Columbia Acorn International Select<sup>SM</sup>

Columbia Thermostat Fund<sup>SM</sup>

Columbia Acorn European Fund<sup>SM</sup>

---

| | | |
|:---|:---|:---|
| **Not FDIC or NCUA Insured** | **No Financial Institution Guarantee** | **May Lose Value** |

---

------

Portfolio of Investments

Columbia Acorn<sup>®</sup> Fund, September 30, 2025 (Unaudited)

(Percentages represent value of investments compared to net assets)

**Investments in securities**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | |
|:---|:---|:---|
| **Common Stocks 96.3%** | **Common Stocks 96.3%** | **Common Stocks 96.3%** |
| **Issuer** | **Shares** | **Value ($)** |
| **Communication Services 0.5%** | **Communication Services 0.5%** | **Communication Services 0.5%** |
| **Media 0.5%** | **Media 0.5%** | **Media 0.5%** |
| NIQ Global Intelligence PLC<sup>(a),(b)</sup> <br>| &nbsp;&nbsp; 867984 | &nbsp;&nbsp; 13627349 |
| **Total Communication Services** | **Total Communication Services** | &nbsp;&nbsp; **13627349** |
| **Consumer Discretionary 15.1%** | **Consumer Discretionary 15.1%** | **Consumer Discretionary 15.1%** |
| **Automobile Components 3.6%** | **Automobile Components 3.6%** | **Automobile Components 3.6%** |
| Dorman Products, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 240485 | &nbsp;&nbsp; 37486802 |
| Modine Manufacturing Co.<sup>(a)</sup> <br>| &nbsp;&nbsp; 380225 | &nbsp;&nbsp; 54052786 |
| Total |  | &nbsp;&nbsp; 91539588 |
| **Diversified Consumer Services 1.5%** | **Diversified Consumer Services 1.5%** | **Diversified Consumer Services 1.5%** |
| Bright Horizons Family Solutions, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 349920 | &nbsp;&nbsp; 37990814 |
| **Hotels, Restaurants & Leisure 4.3%** | **Hotels, Restaurants & Leisure 4.3%** | **Hotels, Restaurants & Leisure 4.3%** |
| Churchill Downs, Inc. | &nbsp;&nbsp; 469564 | &nbsp;&nbsp; 45552404 |
| Portillo's, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 1646079 | &nbsp;&nbsp; 10617209 |
| Wingstop, Inc. | &nbsp;&nbsp; 174160 | &nbsp;&nbsp; 43832589 |
| Xponential Fitness, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 1228137 | &nbsp;&nbsp; 9567187 |
| Total |  | &nbsp;&nbsp; 109569389 |
| **Household Durables 4.0%** | **Household Durables 4.0%** | **Household Durables 4.0%** |
| Cavco Industries, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 77013 | &nbsp;&nbsp; 44723760 |
| SharkNinja, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 119162 | &nbsp;&nbsp; 12291560 |
| TopBuild Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 116923 | &nbsp;&nbsp; 45700524 |
| Total |  | &nbsp;&nbsp; 102715844 |
| **Specialty Retail 1.7%** | **Specialty Retail 1.7%** | **Specialty Retail 1.7%** |
| Five Below, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 271597 | &nbsp;&nbsp; 42016056 |
| **Total Consumer Discretionary** | **Total Consumer Discretionary** | &nbsp;&nbsp; **383831691** |
| **Consumer Staples 4.3%** | **Consumer Staples 4.3%** | **Consumer Staples 4.3%** |
| **Consumer Staples Distribution & Retail 2.5%** | **Consumer Staples Distribution & Retail 2.5%** | **Consumer Staples Distribution & Retail 2.5%** |
| BJ's Wholesale Club Holdings, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 422303 | &nbsp;&nbsp; 39379754 |
| Sprouts Farmers Market, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 209221 | &nbsp;&nbsp; 22763245 |
| Total |  | &nbsp;&nbsp; 62142999 |
| **Household Products 1.0%** | **Household Products 1.0%** | **Household Products 1.0%** |
| WD-40 Co. | &nbsp;&nbsp; 133886 | &nbsp;&nbsp; 26455874 |
| **Personal Care Products 0.8%** | **Personal Care Products 0.8%** | **Personal Care Products 0.8%** |
| elf Beauty, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 143790 | &nbsp;&nbsp; 19049299 |
| **Total Consumer Staples** | **Total Consumer Staples** | &nbsp;&nbsp; **107648172** |

---

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Energy 1.5%** | **Energy 1.5%** | **Energy 1.5%** |
| **Energy Equipment & Services 0.8%** | **Energy Equipment & Services 0.8%** | **Energy Equipment & Services 0.8%** |
| TechnipFMC PLC | &nbsp;&nbsp; 492942 | &nbsp;&nbsp; 19446562 |
| **Oil, Gas & Consumable Fuels 0.7%** | **Oil, Gas & Consumable Fuels 0.7%** | **Oil, Gas & Consumable Fuels 0.7%** |
| Antero Resources Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 288538 | &nbsp;&nbsp; 9683335 |
| EQT Corp. | &nbsp;&nbsp; 151517 | &nbsp;&nbsp; 8247070 |
| Total |  | &nbsp;&nbsp; 17930405 |
| **Total Energy** | **Total Energy** | &nbsp;&nbsp; **37376967** |
| **Financials 9.5%** | **Financials 9.5%** | **Financials 9.5%** |
| **Banks 1.5%** | **Banks 1.5%** | **Banks 1.5%** |
| Lakeland Financial Corp. | &nbsp;&nbsp; 193014 | &nbsp;&nbsp; 12391499 |
| Western Alliance Bancorp | &nbsp;&nbsp; 291874 | &nbsp;&nbsp; 25311313 |
| Total |  | &nbsp;&nbsp; 37702812 |
| **Capital Markets 6.4%** | **Capital Markets 6.4%** | **Capital Markets 6.4%** |
| Blue Owl Capital, Inc. | &nbsp;&nbsp; 1570499 | &nbsp;&nbsp; 26588548 |
| Carlyle Group, Inc. (The) | &nbsp;&nbsp; 959205 | &nbsp;&nbsp; 60142153 |
| GCM Grosvenor, Inc., Class A<sup>(c)</sup> <br>| &nbsp;&nbsp; 4540494 | &nbsp;&nbsp; 54803763 |
| Miami International Holdings, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 167808 | &nbsp;&nbsp; 6755950 |
| StoneX Group, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 140691 | &nbsp;&nbsp; 14198536 |
| Total |  | &nbsp;&nbsp; 162488950 |
| **Insurance 1.6%** | **Insurance 1.6%** | **Insurance 1.6%** |
| Ryan Specialty Holdings, Inc., Class A | &nbsp;&nbsp; 719985 | &nbsp;&nbsp; 40578355 |
| **Total Financials** | **Total Financials** | &nbsp;&nbsp; **240770117** |
| **Health Care 19.1%** | **Health Care 19.1%** | **Health Care 19.1%** |
| **Biotechnology 6.2%** | **Biotechnology 6.2%** | **Biotechnology 6.2%** |
| Absci Corp.<sup>(a),(b)</sup> <br>| &nbsp;&nbsp; 2566842 | &nbsp;&nbsp; 7803200 |
| BridgeBio Pharma, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 283462 | &nbsp;&nbsp; 14723016 |
| Exact Sciences Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 904095 | &nbsp;&nbsp; 49463037 |
| Insmed, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 330403 | &nbsp;&nbsp; 47581336 |
| Neurocrine Biosciences, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 35376 | &nbsp;&nbsp; 4966083 |
| Nuvalent, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 174598 | &nbsp;&nbsp; 15099235 |
| Revolution Medicines, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 247625 | &nbsp;&nbsp; 11564088 |
| Vaxcyte, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 153523 | &nbsp;&nbsp; 5529899 |
| Total |  | &nbsp;&nbsp; 156729894 |

---

Columbia Acorn<sup>®</sup> Fund \| 2025

------

Portfolio of Investments (continued)

Columbia Acorn<sup>®</sup> Fund, September 30, 2025 (Unaudited)

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Health Care Equipment & Supplies 4.3%** | **Health Care Equipment & Supplies 4.3%** | **Health Care Equipment & Supplies 4.3%** |
| Glaukos Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 304175 | &nbsp;&nbsp; 24805471 |
| iRhythm Technologies, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 80867 | &nbsp;&nbsp; 13908315 |
| Masimo Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 308953 | &nbsp;&nbsp; 45586015 |
| Penumbra, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 100845 | &nbsp;&nbsp; 25546056 |
| Total |  | &nbsp;&nbsp; 109845857 |
| **Health Care Providers & Services 4.4%** | **Health Care Providers & Services 4.4%** | **Health Care Providers & Services 4.4%** |
| Alignment Healthcare, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 1594751 | &nbsp;&nbsp; 27828405 |
| Encompass Health Corp. | &nbsp;&nbsp; 198583 | &nbsp;&nbsp; 25224013 |
| HealthEquity, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 456859 | &nbsp;&nbsp; 43296527 |
| Pennant Group, Inc. (The)<sup>(a)</sup> <br>| &nbsp;&nbsp; 459728 | &nbsp;&nbsp; 11594340 |
| RadNet, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 53124 | &nbsp;&nbsp; 4048580 |
| Total |  | &nbsp;&nbsp; 111991865 |
| **Health Care Technology 0.7%** | **Health Care Technology 0.7%** | **Health Care Technology 0.7%** |
| Doximity, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 175784 | &nbsp;&nbsp; 12858600 |
| Phreesia, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 240781 | &nbsp;&nbsp; 5663169 |
| Total |  | &nbsp;&nbsp; 18521769 |
| **Life Sciences Tools & Services 3.2%** | **Life Sciences Tools & Services 3.2%** | **Life Sciences Tools & Services 3.2%** |
| Adaptive Biotechnologies Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 1562712 | &nbsp;&nbsp; 23378171 |
| BioLife Solutions, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 696462 | &nbsp;&nbsp; 17766746 |
| Bio-Techne Corp. | &nbsp;&nbsp; 528687 | &nbsp;&nbsp; 29410858 |
| DNA Script<sup>(a),(d),(e),(f)</sup> <br>| &nbsp;&nbsp; 1139 | &nbsp;&nbsp; 92898 |
| ICON PLC<sup>(a)</sup> <br>| &nbsp;&nbsp; 58336 | &nbsp;&nbsp; 10208800 |
| Total |  | &nbsp;&nbsp; 80857473 |
| **Pharmaceuticals 0.3%** | **Pharmaceuticals 0.3%** | **Pharmaceuticals 0.3%** |
| Crinetics Pharmaceuticals, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 148722 | &nbsp;&nbsp; 6194271 |
| **Total Health Care** | **Total Health Care** | &nbsp;&nbsp; **484141129** |
| **Industrials 27.5%** | **Industrials 27.5%** | **Industrials 27.5%** |
| **Aerospace & Defense 8.1%** | **Aerospace & Defense 8.1%** | **Aerospace & Defense 8.1%** |
| Aerovironment, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 140637 | &nbsp;&nbsp; 44285185 |
| Axon Enterprise, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 18358 | &nbsp;&nbsp; 13174435 |
| Curtiss-Wright Corp. | &nbsp;&nbsp; 87356 | &nbsp;&nbsp; 47429067 |
| Karman Holdings, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 197478 | &nbsp;&nbsp; 14257911 |
| Kratos Defense & Security Solutions, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 325294 | &nbsp;&nbsp; 29722113 |
| Moog, Inc., Class A | &nbsp;&nbsp; 90237 | &nbsp;&nbsp; 18739518 |
| VSE Corp. | &nbsp;&nbsp; 230710 | &nbsp;&nbsp; 38353230 |
| Total |  | &nbsp;&nbsp; 205961459 |

---

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Building Products 1.1%** | **Building Products 1.1%** | **Building Products 1.1%** |
| Janus International Group, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 2893952 | &nbsp;&nbsp; 28563306 |
| **Commercial Services & Supplies 0.4%** | **Commercial Services & Supplies 0.4%** | **Commercial Services & Supplies 0.4%** |
| Healthcare Services Group, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 576253 | &nbsp;&nbsp; 9698338 |
| **Construction & Engineering 4.0%** | **Construction & Engineering 4.0%** | **Construction & Engineering 4.0%** |
| MasTec, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 127639 | &nbsp;&nbsp; 27162856 |
| MYR Group, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 80773 | &nbsp;&nbsp; 16803207 |
| Sterling Infrastructure, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 168013 | &nbsp;&nbsp; 57070656 |
| Total |  | &nbsp;&nbsp; 101036719 |
| **Electrical Equipment 1.2%** | **Electrical Equipment 1.2%** | **Electrical Equipment 1.2%** |
| Bloom Energy Corp., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 354234 | &nbsp;&nbsp; 29957569 |
| **Machinery 4.7%** | **Machinery 4.7%** | **Machinery 4.7%** |
| Esab Corp. | &nbsp;&nbsp; 266095 | &nbsp;&nbsp; 29733455 |
| Mueller Water Products, Inc., Class A | &nbsp;&nbsp; 1271817 | &nbsp;&nbsp; 32456770 |
| SPX Technologies, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 309379 | &nbsp;&nbsp; 57785810 |
| Total |  | &nbsp;&nbsp; 119976035 |
| **Marine Transportation 1.1%** | **Marine Transportation 1.1%** | **Marine Transportation 1.1%** |
| Matson, Inc. | &nbsp;&nbsp; 267425 | &nbsp;&nbsp; 26365431 |
| **Professional Services 3.5%** | **Professional Services 3.5%** | **Professional Services 3.5%** |
| Parsons Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 642897 | &nbsp;&nbsp; 53309019 |
| Paylocity Holding Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 196297 | &nbsp;&nbsp; 31264223 |
| Willdan Group, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 51301 | &nbsp;&nbsp; 4960294 |
| Total |  | &nbsp;&nbsp; 89533536 |
| **Trading Companies & Distributors 3.4%** | **Trading Companies & Distributors 3.4%** | **Trading Companies & Distributors 3.4%** |
| Applied Industrial Technologies, Inc. | &nbsp;&nbsp; 111988 | &nbsp;&nbsp; 29234467 |
| FTAI Aviation Ltd. | &nbsp;&nbsp; 283710 | &nbsp;&nbsp; 47339851 |
| McGrath Rentcorp | &nbsp;&nbsp; 84475 | &nbsp;&nbsp; 9908918 |
| Total |  | &nbsp;&nbsp; 86483236 |
| **Total Industrials** | **Total Industrials** | &nbsp;&nbsp; **697575629** |
| **Information Technology 17.1%** | **Information Technology 17.1%** | **Information Technology 17.1%** |
| **Electronic Equipment, Instruments & Components 3.8%** | **Electronic Equipment, Instruments & Components 3.8%** | **Electronic Equipment, Instruments & Components 3.8%** |
| Celestica, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 203235 | &nbsp;&nbsp; 50073039 |
| Coherent Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 247782 | &nbsp;&nbsp; 26691077 |
| Ingram Micro Holding Corp.<sup>(b)</sup> <br>| &nbsp;&nbsp; 963186 | &nbsp;&nbsp; 20698867 |
| Total |  | &nbsp;&nbsp; 97462983 |
| **IT Services 0.5%** | **IT Services 0.5%** | **IT Services 0.5%** |
| Globant SA<sup>(a)</sup> <br>| &nbsp;&nbsp; 200049 | &nbsp;&nbsp; 11478812 |

---

Columbia Acorn<sup>®</sup> Fund \| 2025

------

Portfolio of Investments (continued)

Columbia Acorn<sup>®</sup> Fund, September 30, 2025 (Unaudited)

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Semiconductors & Semiconductor Equipment 3.1%** | **Semiconductors & Semiconductor Equipment 3.1%** | **Semiconductors & Semiconductor Equipment 3.1%** |
| Credo Technology Group Holding Ltd.<sup>(a)</sup> <br>| &nbsp;&nbsp; 86852 | &nbsp;&nbsp; 12646520 |
| Lattice Semiconductor Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 363780 | &nbsp;&nbsp; 26672350 |
| Marvell Technology, Inc. | &nbsp;&nbsp; 161778 | &nbsp;&nbsp; 13600676 |
| Rigetti Computing, Inc.<sup>(a),(b)</sup> <br>| &nbsp;&nbsp; 296688 | &nbsp;&nbsp; 8838336 |
| Semtech Corp.<sup>(a)</sup> <br>| &nbsp;&nbsp; 240774 | &nbsp;&nbsp; 17203302 |
| Total |  | &nbsp;&nbsp; 78961184 |
| **Software 9.4%** | **Software 9.4%** | **Software 9.4%** |
| Alkami Technology, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 551588 | &nbsp;&nbsp; 13701446 |
| Braze, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 332711 | &nbsp;&nbsp; 9462301 |
| Clearwater Analytics Holdings, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 719319 | &nbsp;&nbsp; 12962128 |
| D-Wave Quantum, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 201938 | &nbsp;&nbsp; 4989888 |
| Dynatrace, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 510994 | &nbsp;&nbsp; 24757659 |
| Gen Digital, Inc. | &nbsp;&nbsp; 803856 | &nbsp;&nbsp; 22821472 |
| Gitlab, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 406298 | &nbsp;&nbsp; 18315914 |
| Monday.com Ltd.<sup>(a)</sup> <br>| &nbsp;&nbsp; 104485 | &nbsp;&nbsp; 20237700 |
| SailPoint, Inc.<sup>(a),(b)</sup> <br>| &nbsp;&nbsp; 734703 | &nbsp;&nbsp; 16222242 |
| Sprout Social, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 555500 | &nbsp;&nbsp; 7177060 |
| SPS Commerce, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 109588 | &nbsp;&nbsp; 11412494 |
| Unity Software, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 177280 | &nbsp;&nbsp; 7098291 |
| Varonis Systems, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 263448 | &nbsp;&nbsp; 15140357 |
| Vertex, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 381861 | &nbsp;&nbsp; 9466334 |
| Workiva, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 154732 | &nbsp;&nbsp; 13319331 |
| Zeta Global Holdings Corp., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 895992 | &nbsp;&nbsp; 17803361 |
| Zscaler, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 45639 | &nbsp;&nbsp; 13676183 |
| Total |  | &nbsp;&nbsp; 238564161 |

---

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Technology Hardware, Storage & Peripherals 0.3%** | **Technology Hardware, Storage & Peripherals 0.3%** | **Technology Hardware, Storage & Peripherals 0.3%** |
| IonQ, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 128665 | &nbsp;&nbsp; 7912897 |
| **Total Information Technology** | **Total Information Technology** | &nbsp;&nbsp; **434380037** |
| **Real Estate 1.7%** | **Real Estate 1.7%** | **Real Estate 1.7%** |
| **Real Estate Management & Development 1.7%** | **Real Estate Management & Development 1.7%** | **Real Estate Management & Development 1.7%** |
| Colliers International Group, Inc. | &nbsp;&nbsp; 271812 | &nbsp;&nbsp; 42459752 |
| **Total Real Estate** | **Total Real Estate** | &nbsp;&nbsp; **42459752** |
| &nbsp;&nbsp; Total Common Stocks <br>(Cost $1,939,073,523) | &nbsp;&nbsp; Total Common Stocks <br>(Cost $1,939,073,523) | &nbsp;&nbsp; **2441810843** |
| **Exchange-Traded Equity Funds 2.1%** | **Exchange-Traded Equity Funds 2.1%** | **Exchange-Traded Equity Funds 2.1%** |
|  | **Shares** | **Value ($)** |
| **Sector 2.1%** | **Sector 2.1%** | **Sector 2.1%** |
| SPDR S&P Biotech ETF<sup>(b)</sup> <br>| &nbsp;&nbsp; 543158 | &nbsp;&nbsp; 54424431 |
| &nbsp;&nbsp; Total Exchange-Traded Equity Funds <br>(Cost $46,309,359) | &nbsp;&nbsp; Total Exchange-Traded Equity Funds <br>(Cost $46,309,359) | &nbsp;&nbsp; **54424431** |
| **Money Market Funds 5.0%** | **Money Market Funds 5.0%** | **Money Market Funds 5.0%** |
| Columbia Short-Term Cash Fund, 4.265%<sup>(c),(g)</sup> <br>| &nbsp;&nbsp; 46824516 | &nbsp;&nbsp; 46810469 |
| &nbsp;&nbsp; Dreyfus Government Cash Management Fund, <br> Institutional Shares, 4.041%<sup>(g),(h)</sup> <br>| &nbsp;&nbsp; 78755758 | &nbsp;&nbsp; 78755758 |
| &nbsp;&nbsp; Total Money Market Funds <br>(Cost $125,560,562) | &nbsp;&nbsp; Total Money Market Funds <br>(Cost $125,560,562) | &nbsp;&nbsp; **125566227** |
| **Total Investments in Securities** <br>**(Cost: $2,110,943,444)** | **Total Investments in Securities** <br>**(Cost: $2,110,943,444)** | &nbsp;&nbsp; **2621801501** |
| **Other Assets & Liabilities, Net** |  | &nbsp;&nbsp; **(85139438)**<br>|
| **Net Assets** | **Net Assets** | &nbsp;&nbsp; **2536662063** |

---

Columbia Acorn<sup>®</sup> Fund \| 2025

------

Portfolio of Investments (continued)

Columbia Acorn<sup>®</sup> Fund, September 30, 2025 (Unaudited)

**Notes to Portfolio of Investments** 

&nbsp;&nbsp;&nbsp;&nbsp;(a) Non-income producing investment.

&nbsp;&nbsp;&nbsp;&nbsp;(b) All or a portion of this security was on loan at September 30, 2025. The total market
 value of securities on loan at September 30, 2025 was $77,116,531.

&nbsp;&nbsp;&nbsp;&nbsp;(c) Under the Investment Company Act of 1940, an affiliated company is one in which the Fund owns 5% or more of the company's outstanding voting securities, or a company which is under common ownership or control with the Fund. The value of the
 holdings and transactions in these affiliated companies during the period ended September 30, 2025 are as follows:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Affiliated issuers** | **Beginning** <br>**of period($)**<br>| **Purchases($)** | **Sales($)** | **Net change in** <br>**unrealized** <br>**appreciation** <br>**(depreciation)($)**<br>| **End of** <br>**period($)**<br>| **Realized gain** <br>**(loss)($)**<br>| **Dividends($)** | **End of** <br>**period shares**<br>|
| Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% |
|  | 28748849 | &nbsp;&nbsp; 450654275 | &nbsp;&nbsp; (432593094)<br>| &nbsp;&nbsp; 439 | &nbsp;&nbsp; 46810469 | &nbsp;&nbsp; (47)<br>| &nbsp;&nbsp; 1090892 | &nbsp;&nbsp; 46824516 |
| GCM Grosvenor, Inc., Class A | GCM Grosvenor, Inc., Class A | GCM Grosvenor, Inc., Class A | GCM Grosvenor, Inc., Class A | GCM Grosvenor, Inc., Class A | GCM Grosvenor, Inc., Class A | GCM Grosvenor, Inc., Class A | GCM Grosvenor, Inc., Class A | GCM Grosvenor, Inc., Class A |
|  | 60670978 | &nbsp;&nbsp; 1799376 | &nbsp;&nbsp; (6490418)<br>| &nbsp;&nbsp; (1176173)<br>| &nbsp;&nbsp; 54803763 | &nbsp;&nbsp; 506253 | &nbsp;&nbsp; 1613625 | &nbsp;&nbsp; 4540494 |
| Total | 89419827 |  |  | &nbsp;&nbsp; (1175734)<br>| &nbsp;&nbsp; 101614232 | &nbsp;&nbsp; 506206 | &nbsp;&nbsp; 2704517 |  |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;(d) Represents fair value as determined in good faith under procedures approved by the
 Board of Trustees. At September 30, 2025, the total value of these securities amounted to $92,898, which represents less than 0.01% of total net assets.

&nbsp;&nbsp;&nbsp;&nbsp;(e) Denotes a restricted security, which is subject to legal or contractual restrictions
 on resale under federal securities laws. Disposal of a restricted investment may involve time-consuming negotiations and expenses, and prompt sale at an acceptable
 price may be difficult to achieve. Private placement securities are generally considered to be restricted, although certain of those securities may be traded between
 qualified institutional investors under the provisions of Section 4(a)(2) and Rule 144A. The Fund will not incur any registration costs upon such a trade. These
 securities are valued at fair value determined in good faith under consistently applied procedures approved by the Fund's Board of Trustees. At September 30, 2025, the total market value of these securities amounted to $92,898, which represents less than 0.01% of total net assets. Additional information on these securities is
 as follows:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | | | |
|:---|:---|:---|:---|:---|
| **Security** | **Acquisition** <br>**Dates**<br>| **Shares** | **Cost ($)** | **Value ($)** |
| DNA Script | 10/01/2021 | &nbsp;&nbsp; 1139 | &nbsp;&nbsp; 993179 | &nbsp;&nbsp; 92898 |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;(f) Valuation based on significant unobservable inputs.

&nbsp;&nbsp;&nbsp;&nbsp;(g) The rate shown is the seven-day current annualized yield at September 30, 2025.

&nbsp;&nbsp;&nbsp;&nbsp;(h) Investment made with cash collateral received from securities lending activity.

Investments are valued using policies described in the Notes to Financial Statements included within the most recent financial statements and additional information.

Columbia Acorn<sup>®</sup> Fund \| 2025

------

Portfolio of Investments

Columbia Acorn International<sup>®</sup>, September 30, 2025 (Unaudited)

(Percentages represent value of investments compared to net assets)

**Investments in securities**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | |
|:---|:---|:---|
| **Common Stocks 99.5%** | **Common Stocks 99.5%** | **Common Stocks 99.5%** |
| **Issuer** | **Shares** | **Value ($)** |
| **Australia 4.0%** | **Australia 4.0%** | **Australia 4.0%** |
| CAR Group Ltd. | &nbsp;&nbsp; 845076 | &nbsp;&nbsp; 20552905 |
| Pro Medicus Ltd. | &nbsp;&nbsp; 70767 | &nbsp;&nbsp; 14407863 |
| **Total** | **Total** | &nbsp;&nbsp; **34960768** |
| **Canada 0.5%** | **Canada 0.5%** | **Canada 0.5%** |
| CCL Industries, Inc., Class B | &nbsp;&nbsp; 78617 | &nbsp;&nbsp; 4431068 |
| **China 1.1%** | **China 1.1%** | **China 1.1%** |
| Silergy Corp. | &nbsp;&nbsp; 1138000 | &nbsp;&nbsp; 9691898 |
| **Finland 3.0%** | **Finland 3.0%** | **Finland 3.0%** |
| Konecranes OYJ | &nbsp;&nbsp; 139832 | &nbsp;&nbsp; 11576578 |
| Valmet OYJ<sup>(a)</sup> <br>| &nbsp;&nbsp; 442703 | &nbsp;&nbsp; 14749820 |
| **Total** | **Total** | &nbsp;&nbsp; **26326398** |
| **France 2.6%** | **France 2.6%** | **France 2.6%** |
| Gaztransport Et Technigaz SA | &nbsp;&nbsp; 63347 | &nbsp;&nbsp; 11763583 |
| Robertet SA | &nbsp;&nbsp; 5645 | &nbsp;&nbsp; 5272177 |
| Virbac SA | &nbsp;&nbsp; 16222 | &nbsp;&nbsp; 6013458 |
| **Total** | **Total** | &nbsp;&nbsp; **23049218** |
| **Germany 6.4%** | **Germany 6.4%** | **Germany 6.4%** |
| Atoss Software SE | &nbsp;&nbsp; 61451 | &nbsp;&nbsp; 7948434 |
| CTS Eventim AG & Co. KGaA | &nbsp;&nbsp; 170821 | &nbsp;&nbsp; 16770263 |
| Hypoport SE<sup>(b)</sup> <br>| &nbsp;&nbsp; 74680 | &nbsp;&nbsp; 12125966 |
| Nemetschek SE | &nbsp;&nbsp; 146401 | &nbsp;&nbsp; 19105557 |
| **Total** | **Total** | &nbsp;&nbsp; **55950220** |
| **Greece 1.1%** | **Greece 1.1%** | **Greece 1.1%** |
| National Bank of Greece SA | &nbsp;&nbsp; 631579 | &nbsp;&nbsp; 9196701 |
| **Ireland 2.4%** | **Ireland 2.4%** | **Ireland 2.4%** |
| Bank of Ireland Group PLC | &nbsp;&nbsp; 1264765 | &nbsp;&nbsp; 20941117 |
| **Italy 3.2%** | **Italy 3.2%** | **Italy 3.2%** |
| Amplifon SpA | &nbsp;&nbsp; 505218 | &nbsp;&nbsp; 8240189 |
| Carel Industries SpA | &nbsp;&nbsp; 241694 | &nbsp;&nbsp; 6352141 |
| Prysmian SpA | &nbsp;&nbsp; 138280 | &nbsp;&nbsp; 13761832 |
| **Total** | **Total** | &nbsp;&nbsp; **28354162** |

---

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Japan 36.5%** | **Japan 36.5%** | **Japan 36.5%** |
| BayCurrent, Inc. | &nbsp;&nbsp; 116500 | &nbsp;&nbsp; 6846356 |
| Capcom Co., Ltd. | &nbsp;&nbsp; 840500 | &nbsp;&nbsp; 22820424 |
| Disco Corp. | &nbsp;&nbsp; 57700 | &nbsp;&nbsp; 18091288 |
| Gunma Bank Ltd. (The) | &nbsp;&nbsp; 1030400 | &nbsp;&nbsp; 11456202 |
| Kakaku.com, Inc. | &nbsp;&nbsp; 847000 | &nbsp;&nbsp; 14547111 |
| Kokusai Electric Corp. | &nbsp;&nbsp; 587400 | &nbsp;&nbsp; 16661583 |
| Kraftia Corp. | &nbsp;&nbsp; 304200 | &nbsp;&nbsp; 14713118 |
| Kyoritsu Maintenance Co., Ltd.<sup>(a)</sup> <br>| &nbsp;&nbsp; 607100 | &nbsp;&nbsp; 13119899 |
| MatsukiyoCocokara & Co. | &nbsp;&nbsp; 397500 | &nbsp;&nbsp; 8074450 |
| Nippon Sanso Holdings Corp. | &nbsp;&nbsp; 432900 | &nbsp;&nbsp; 15331469 |
| Nissin Foods Holdings Co., Ltd.<sup>(a)</sup> <br>| &nbsp;&nbsp; 363100 | &nbsp;&nbsp; 6839223 |
| Niterra Co., Ltd. | &nbsp;&nbsp; 654200 | &nbsp;&nbsp; 25235308 |
| Nomura Real Estate Holdings, Inc. | &nbsp;&nbsp; 2734500 | &nbsp;&nbsp; 17425889 |
| Obic Co., Ltd. | &nbsp;&nbsp; 414500 | &nbsp;&nbsp; 14446736 |
| Omron Corp. | &nbsp;&nbsp; 409300 | &nbsp;&nbsp; 11234238 |
| Recruit Holdings Co., Ltd. | &nbsp;&nbsp; 181400 | &nbsp;&nbsp; 9752767 |
| Sanwa Holdings Corp. | &nbsp;&nbsp; 400700 | &nbsp;&nbsp; 11455414 |
| Sekisui Chemical Co., Ltd. | &nbsp;&nbsp; 720000 | &nbsp;&nbsp; 13403996 |
| Simplex Holdings, Inc. | &nbsp;&nbsp; 600100 | &nbsp;&nbsp; 17611611 |
| Sundrug Co., Ltd. | &nbsp;&nbsp; 177000 | &nbsp;&nbsp; 5190851 |
| Suntory Beverage & Food Ltd. | &nbsp;&nbsp; 595100 | &nbsp;&nbsp; 18599211 |
| Taisei Corp. | &nbsp;&nbsp; 276700 | &nbsp;&nbsp; 19014078 |
| Yaskawa Electric Corp. | &nbsp;&nbsp; 354900 | &nbsp;&nbsp; 7554824 |
| **Total** | **Total** | &nbsp;&nbsp; **319426046** |
| **Luxembourg 0.8%** | **Luxembourg 0.8%** | **Luxembourg 0.8%** |
| CVC Capital Partners PLC<sup>(c)</sup> <br>| &nbsp;&nbsp; 391081 | &nbsp;&nbsp; 6828751 |
| **Mexico 1.0%** | **Mexico 1.0%** | **Mexico 1.0%** |
| Corporación Inmobiliaria Vesta SAB de CV | &nbsp;&nbsp; 3111111 | &nbsp;&nbsp; 8827003 |
| **Netherlands 3.4%** | **Netherlands 3.4%** | **Netherlands 3.4%** |
| BE Semiconductor Industries NV | &nbsp;&nbsp; 108708 | &nbsp;&nbsp; 16276914 |
| IMCD NV | &nbsp;&nbsp; 134189 | &nbsp;&nbsp; 13908347 |
| **Total** | **Total** | &nbsp;&nbsp; **30185261** |
| **New Zealand 2.0%** | **New Zealand 2.0%** | **New Zealand 2.0%** |
| Fisher & Paykel Healthcare Corp., Ltd. | &nbsp;&nbsp; 819257 | &nbsp;&nbsp; 17597425 |

---

Columbia Acorn International<sup>®</sup> \| 2025

------

Portfolio of Investments (continued)

Columbia Acorn International<sup>®</sup>, September 30, 2025 (Unaudited)

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Spain 0.5%** | **Spain 0.5%** | **Spain 0.5%** |
| Viscofan SA | &nbsp;&nbsp; 58992 | &nbsp;&nbsp; 4025315 |
| **Sweden 4.7%** | **Sweden 4.7%** | **Sweden 4.7%** |
| AddTech AB, B Shares | &nbsp;&nbsp; 315479 | &nbsp;&nbsp; 10262610 |
| Hexagon AB, Class B | &nbsp;&nbsp; 1648513 | &nbsp;&nbsp; 19671959 |
| Munters Group AB | &nbsp;&nbsp; 478905 | &nbsp;&nbsp; 5732560 |
| Thule Group AB | &nbsp;&nbsp; 208458 | &nbsp;&nbsp; 5129356 |
| **Total** | **Total** | &nbsp;&nbsp; **40796485** |
| **Switzerland 4.8%** | **Switzerland 4.8%** | **Switzerland 4.8%** |
| Belimo Holding AG, Registered Shares | &nbsp;&nbsp; 12549 | &nbsp;&nbsp; 13197861 |
| Inficon Holding AG, Registered Shares | &nbsp;&nbsp; 60601 | &nbsp;&nbsp; 7189671 |
| Interroll Holding AG, Registered Shares | &nbsp;&nbsp; 1427 | &nbsp;&nbsp; 4472174 |
| Kardex Holding AG | &nbsp;&nbsp; 24629 | &nbsp;&nbsp; 9623413 |
| VAT Group AG | &nbsp;&nbsp; 19160 | &nbsp;&nbsp; 7648049 |
| **Total** | **Total** | &nbsp;&nbsp; **42131168** |
| **United Kingdom 18.3%** | **United Kingdom 18.3%** | **United Kingdom 18.3%** |
| Ashtead Group PLC | &nbsp;&nbsp; 196308 | &nbsp;&nbsp; 13164690 |
| Auto Trader Group PLC | &nbsp;&nbsp; 1794959 | &nbsp;&nbsp; 19068367 |
| Babcock International Group PLC | &nbsp;&nbsp; 1053570 | &nbsp;&nbsp; 18954245 |
| Baltic Classifieds Group PLC | &nbsp;&nbsp; 2676145 | &nbsp;&nbsp; 11157357 |
| ConvaTec Group PLC | &nbsp;&nbsp; 4036411 | &nbsp;&nbsp; 12602706 |
| Halma PLC | &nbsp;&nbsp; 457501 | &nbsp;&nbsp; 21297024 |

---

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| Howden Joinery Group PLC | &nbsp;&nbsp; 1131973 | &nbsp;&nbsp; 12878323 |
| ICG PLC | &nbsp;&nbsp; 784412 | &nbsp;&nbsp; 23550777 |
| Rightmove PLC | &nbsp;&nbsp; 1811175 | &nbsp;&nbsp; 17296449 |
| Safestore Holdings PLC | &nbsp;&nbsp; 1099285 | &nbsp;&nbsp; 9728059 |
| **Total** | **Total** | &nbsp;&nbsp; **159697997** |
| **United States 3.2%** | **United States 3.2%** | **United States 3.2%** |
| CRH PLC | &nbsp;&nbsp; 138047 | &nbsp;&nbsp; 16655169 |
| Interparfums, Inc. | &nbsp;&nbsp; 116341 | &nbsp;&nbsp; 11445628 |
| **Total** | **Total** | &nbsp;&nbsp; **28100797** |
| &nbsp;&nbsp; Total Common Stocks <br>(Cost $623,472,955) | &nbsp;&nbsp; Total Common Stocks <br>(Cost $623,472,955) | &nbsp;&nbsp; **870517798** |
| **Money Market Funds 4.1%** | **Money Market Funds 4.1%** | **Money Market Funds 4.1%** |
|  | **Shares** | **Value ($)** |
| Columbia Short-Term Cash Fund, 4.265%<sup>(d),(e)</sup> <br>| &nbsp;&nbsp; 6895635 | &nbsp;&nbsp; 6893566 |
| &nbsp;&nbsp; Dreyfus Government Cash Management Fund, <br> Institutional Shares, 4.041%<sup>(d),(f)</sup> <br>| &nbsp;&nbsp; 28808874 | &nbsp;&nbsp; 28808874 |
| &nbsp;&nbsp; Total Money Market Funds <br>(Cost $35,701,991) | &nbsp;&nbsp; Total Money Market Funds <br>(Cost $35,701,991) | &nbsp;&nbsp; **35702440** |
| **Total Investments in Securities** <br>**(Cost $659,174,946)** | **Total Investments in Securities** <br>**(Cost $659,174,946)** | &nbsp;&nbsp; **906220238** |
| **Other Assets & Liabilities, Net** |  | &nbsp;&nbsp; **(31437086)**<br>|
| **Net Assets** | **Net Assets** | &nbsp;&nbsp; **$874783152** |

---

**Notes to Portfolio of Investments** 

&nbsp;&nbsp;&nbsp;&nbsp;(a) All or a portion of this security was on loan at September 30, 2025. The total market
 value of securities on loan at September 30, 2025 was $27,261,784.

&nbsp;&nbsp;&nbsp;&nbsp;(b) Non-income producing investment.

&nbsp;&nbsp;&nbsp;&nbsp;(c) Represents privately placed and other securities and instruments exempt from Securities
 and Exchange Commission registration (collectively, private placements), such as Section 4(a)(2) and Rule 144A eligible securities, which are often sold only
 to qualified institutional buyers. At September 30, 2025, the total value of these securities amounted to $6,828,751, which represents 0.78% of total net assets.

&nbsp;&nbsp;&nbsp;&nbsp;(d) The rate shown is the seven-day current annualized yield at September 30, 2025.

&nbsp;&nbsp;&nbsp;&nbsp;(e) Under the Investment Company Act of 1940, an affiliated company is one in which the Fund owns 5% or more of the company's outstanding voting securities, or a company which is under common ownership or control with the Fund. The value of the
 holdings and transactions in these affiliated companies during the period ended September 30, 2025 are as follows:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Affiliated issuers** | **Beginning** <br>**of period($)**<br>| **Purchases($)** | **Sales($)** | **Net change in** <br>**unrealized** <br>**appreciation** <br>**(depreciation)($)**<br>| **End of** <br>**period($)**<br>| **Realized gain** <br>**(loss)($)**<br>| **Dividends($)** | **End of** <br>**period shares**<br>|
| Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% |
|  | 3715484 | &nbsp;&nbsp; 143719183 | &nbsp;&nbsp; (140541550)<br>| &nbsp;&nbsp; 449 | &nbsp;&nbsp; 6893566 | &nbsp;&nbsp; (2834)<br>| &nbsp;&nbsp; 281085 | &nbsp;&nbsp; 6895635 |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;(f) Investment made with cash collateral received from securities lending activity.

Investments are valued using policies described in the Notes to Financial Statements included within the most recent financial statements and additional information.

Columbia Acorn International<sup>®</sup> \| 2025

------

Portfolio of Investments

Columbia Acorn International Select<sup>SM</sup>, September 30, 2025 (Unaudited)

(Percentages represent value of investments compared to net assets)

**Investments in securities**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | |
|:---|:---|:---|
| **Common Stocks 99.0%** | **Common Stocks 99.0%** | **Common Stocks 99.0%** |
| **Issuer** | **Shares** | **Value ($)** |
| **Australia 1.2%** | **Australia 1.2%** | **Australia 1.2%** |
| CSL Ltd. | &nbsp;&nbsp; 19170 | &nbsp;&nbsp; 2521742 |
| **Canada 0.5%** | **Canada 0.5%** | **Canada 0.5%** |
| Shopify, Inc., Class A<sup>(a)</sup> <br>| &nbsp;&nbsp; 6966 | &nbsp;&nbsp; 1034914 |
| **Denmark 1.6%** | **Denmark 1.6%** | **Denmark 1.6%** |
| Novo Nordisk A/S, Class B | &nbsp;&nbsp; 59175 | &nbsp;&nbsp; 3294963 |
| **Finland 0.7%** | **Finland 0.7%** | **Finland 0.7%** |
| Konecranes OYJ | &nbsp;&nbsp; 17648 | &nbsp;&nbsp; 1461064 |
| **France 16.9%** | **France 16.9%** | **France 16.9%** |
| Airbus Group SE | &nbsp;&nbsp; 26349 | &nbsp;&nbsp; 6153176 |
| Cie de Saint-Gobain SA | &nbsp;&nbsp; 22488 | &nbsp;&nbsp; 2436610 |
| EssilorLuxottica SA | &nbsp;&nbsp; 11484 | &nbsp;&nbsp; 3740957 |
| L'Oreal SA | &nbsp;&nbsp; 6884 | &nbsp;&nbsp; 2991009 |
| LVMH Moet Hennessy Louis Vuitton SE | &nbsp;&nbsp; 8139 | &nbsp;&nbsp; 5008589 |
| Publicis Groupe SA | &nbsp;&nbsp; 44604 | &nbsp;&nbsp; 4292390 |
| Schneider Electric SE | &nbsp;&nbsp; 29845 | &nbsp;&nbsp; 8400535 |
| TotalEnergies SE | &nbsp;&nbsp; 21939 | &nbsp;&nbsp; 1336275 |
| **Total** | **Total** | &nbsp;&nbsp; **34359541** |
| **Germany 7.7%** | **Germany 7.7%** | **Germany 7.7%** |
| Adidas AG | &nbsp;&nbsp; 22562 | &nbsp;&nbsp; 4780469 |
| Deutsche Telekom AG, Registered Shares | &nbsp;&nbsp; 123264 | &nbsp;&nbsp; 4199539 |
| Nemetschek SE | &nbsp;&nbsp; 25067 | &nbsp;&nbsp; 3271282 |
| SAP SE | &nbsp;&nbsp; 12455 | &nbsp;&nbsp; 3335041 |
| **Total** | **Total** | &nbsp;&nbsp; **15586331** |
| **Ireland 3.1%** | **Ireland 3.1%** | **Ireland 3.1%** |
| Bank of Ireland Group PLC | &nbsp;&nbsp; 381479 | &nbsp;&nbsp; 6316269 |
| **Italy 1.5%** | **Italy 1.5%** | **Italy 1.5%** |
| Prysmian SpA | &nbsp;&nbsp; 30649 | &nbsp;&nbsp; 3050234 |
| **Japan 28.4%** | **Japan 28.4%** | **Japan 28.4%** |
| BayCurrent, Inc. | &nbsp;&nbsp; 26300 | &nbsp;&nbsp; 1545572 |
| Capcom Co., Ltd. | &nbsp;&nbsp; 212900 | &nbsp;&nbsp; 5780450 |
| Daikin Industries Ltd. | &nbsp;&nbsp; 20000 | &nbsp;&nbsp; 2305242 |
| Disco Corp. | &nbsp;&nbsp; 12700 | &nbsp;&nbsp; 3981965 |
| Gunma Bank Ltd. (The) | &nbsp;&nbsp; 335300 | &nbsp;&nbsp; 3727935 |
| Kokusai Electric Corp. | &nbsp;&nbsp; 100600 | &nbsp;&nbsp; 2853516 |
| MatsukiyoCocokara & Co. | &nbsp;&nbsp; 117200 | &nbsp;&nbsp; 2380693 |

---

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| Niterra Co., Ltd. | &nbsp;&nbsp; 98300 | &nbsp;&nbsp; 3791854 |
| Nomura Real Estate Holdings, Inc. | &nbsp;&nbsp; 322000 | &nbsp;&nbsp; 2051979 |
| Omron Corp. | &nbsp;&nbsp; 98800 | &nbsp;&nbsp; 2711807 |
| ORIX Corp. | &nbsp;&nbsp; 136100 | &nbsp;&nbsp; 3572079 |
| Recruit Holdings Co., Ltd. | &nbsp;&nbsp; 59500 | &nbsp;&nbsp; 3198951 |
| Shimadzu Corp. | &nbsp;&nbsp; 54900 | &nbsp;&nbsp; 1384441 |
| Sony Financial Holdings, Inc.<sup>(a)</sup> <br>| &nbsp;&nbsp; 166500 | &nbsp;&nbsp; 184644 |
| Sony Group Corp. | &nbsp;&nbsp; 166500 | &nbsp;&nbsp; 4786326 |
| Suntory Beverage & Food Ltd. | &nbsp;&nbsp; 125800 | &nbsp;&nbsp; 3931744 |
| Taisei Corp. | &nbsp;&nbsp; 69400 | &nbsp;&nbsp; 4768981 |
| Tokyo Electron Ltd. | &nbsp;&nbsp; 18400 | &nbsp;&nbsp; 3261712 |
| Yaskawa Electric Corp. | &nbsp;&nbsp; 80700 | &nbsp;&nbsp; 1717876 |
| **Total** | **Total** | &nbsp;&nbsp; **57937767** |
| **Netherlands 3.9%** | **Netherlands 3.9%** | **Netherlands 3.9%** |
| ASML Holding NV | &nbsp;&nbsp; 6671 | &nbsp;&nbsp; 6505473 |
| IMCD NV | &nbsp;&nbsp; 14131 | &nbsp;&nbsp; 1464642 |
| **Total** | **Total** | &nbsp;&nbsp; **7970115** |
| **New Zealand 1.0%** | **New Zealand 1.0%** | **New Zealand 1.0%** |
| Fisher & Paykel Healthcare Corp., Ltd. | &nbsp;&nbsp; 89689 | &nbsp;&nbsp; 1926496 |
| **Spain 2.3%** | **Spain 2.3%** | **Spain 2.3%** |
| Industria de Diseno Textil SA | &nbsp;&nbsp; 83602 | &nbsp;&nbsp; 4626856 |
| **Switzerland 5.9%** | **Switzerland 5.9%** | **Switzerland 5.9%** |
| Belimo Holding AG, Registered Shares | &nbsp;&nbsp; 1722 | &nbsp;&nbsp; 1811038 |
| Interroll Holding AG, Registered Shares | &nbsp;&nbsp; 323 | &nbsp;&nbsp; 1012272 |
| Lonza Group AG, Registered Shares | &nbsp;&nbsp; 5084 | &nbsp;&nbsp; 3399358 |
| Nestlé SA, Registered Shares | &nbsp;&nbsp; 46461 | &nbsp;&nbsp; 4266757 |
| VAT Group AG | &nbsp;&nbsp; 3930 | &nbsp;&nbsp; 1568728 |
| **Total** | **Total** | &nbsp;&nbsp; **12058153** |
| **United Kingdom 22.1%** | **United Kingdom 22.1%** | **United Kingdom 22.1%** |
| 3i Group PLC | &nbsp;&nbsp; 115540 | &nbsp;&nbsp; 6368909 |
| Ashtead Group PLC | &nbsp;&nbsp; 38222 | &nbsp;&nbsp; 2563221 |
| Auto Trader Group PLC | &nbsp;&nbsp; 177233 | &nbsp;&nbsp; 1882797 |
| Babcock International Group PLC | &nbsp;&nbsp; 161224 | &nbsp;&nbsp; 2900499 |
| BT Group PLC | &nbsp;&nbsp; 1857140 | &nbsp;&nbsp; 4777858 |
| ConvaTec Group PLC | &nbsp;&nbsp; 665130 | &nbsp;&nbsp; 2076706 |
| Halma PLC | &nbsp;&nbsp; 44904 | &nbsp;&nbsp; 2090316 |

---

Columbia Acorn International Select<sup>SM</sup> \| 2025

------

Portfolio of Investments (continued)

Columbia Acorn International Select<sup>SM</sup>, September 30, 2025 (Unaudited)

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| Howden Joinery Group PLC | &nbsp;&nbsp; 285015 | &nbsp;&nbsp; 3242582 |
| ICG PLC | &nbsp;&nbsp; 150106 | &nbsp;&nbsp; 4506704 |
| London Stock Exchange Group PLC | &nbsp;&nbsp; 29163 | &nbsp;&nbsp; 3344504 |
| Reckitt Benckiser Group PLC | &nbsp;&nbsp; 44362 | &nbsp;&nbsp; 3415964 |
| Rightmove PLC | &nbsp;&nbsp; 235662 | &nbsp;&nbsp; 2250537 |
| Rio Tinto PLC | &nbsp;&nbsp; 23486 | &nbsp;&nbsp; 1547785 |
| Standard Chartered PLC | &nbsp;&nbsp; 210961 | &nbsp;&nbsp; 4094240 |
| **Total** | **Total** | &nbsp;&nbsp; **45062622** |
| **United States 2.2%** | **United States 2.2%** | **United States 2.2%** |
| CRH PLC | &nbsp;&nbsp; 36450 | &nbsp;&nbsp; 4397639 |
| &nbsp;&nbsp; Total Common Stocks <br>(Cost $163,183,331) | &nbsp;&nbsp; Total Common Stocks <br>(Cost $163,183,331) | &nbsp;&nbsp; **201604706** |

---

---

| | | |
|:---|:---|:---|
| **Money Market Funds 0.6%** | **Money Market Funds 0.6%** | **Money Market Funds 0.6%** |
|  | **Shares** | **Value ($)** |
| Columbia Short-Term Cash Fund, 4.265%<sup>(b),(c)</sup> <br>| &nbsp;&nbsp; 1250788 | &nbsp;&nbsp; 1250413 |
| &nbsp;&nbsp; Total Money Market Funds <br>(Cost $1,250,413) | &nbsp;&nbsp; Total Money Market Funds <br>(Cost $1,250,413) | &nbsp;&nbsp; **1250413** |
| **Total Investments in Securities** <br>**(Cost $164,433,744)** | **Total Investments in Securities** <br>**(Cost $164,433,744)** | &nbsp;&nbsp; **202855119** |
| **Other Assets & Liabilities, Net** |  | &nbsp;&nbsp; **833898** |
| **Net Assets** | **Net Assets** | &nbsp;&nbsp; **$203689017** |

---

**Notes to Portfolio of Investments** 

&nbsp;&nbsp;&nbsp;&nbsp;(a) Non-income producing investment.

&nbsp;&nbsp;&nbsp;&nbsp;(b) The rate shown is the seven-day current annualized yield at September 30, 2025.

&nbsp;&nbsp;&nbsp;&nbsp;(c) Under the Investment Company Act of 1940, an affiliated company is one in which the Fund owns 5% or more of the company's outstanding voting securities, or a company which is under common ownership or control with the Fund. The value of the
 holdings and transactions in these affiliated companies during the period ended September 30, 2025 are as follows:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Affiliated issuers** | **Beginning** <br>**of period($)**<br>| **Purchases($)** | **Sales($)** | **Net change in** <br>**unrealized** <br>**appreciation** <br>**(depreciation)($)**<br>| **End of** <br>**period($)**<br>| **Realized gain** <br>**(loss)($)**<br>| **Dividends($)** | **End of** <br>**period shares**<br>|
| Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% |
|  | 2828723 | &nbsp;&nbsp; 27840337 | &nbsp;&nbsp; (29418448)<br>| &nbsp;&nbsp; (199)<br>| &nbsp;&nbsp; 1250413 | &nbsp;&nbsp; 385 | &nbsp;&nbsp; 80066 | &nbsp;&nbsp; 1250788 |

---

Investments are valued using policies described in the Notes to Financial Statements included within the most recent financial statements and additional information.

Columbia Acorn International Select<sup>SM</sup> \| 2025

------

Portfolio of Investments

Columbia Thermostat Fund<sup>SM</sup>, September 30, 2025 (Unaudited)

(Percentages represent value of investments compared to net assets)

**Investments in securities**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | |
|:---|:---|:---|
| **Equity Funds 23.8%** | **Equity Funds 23.8%** | **Equity Funds 23.8%** |
|  | **Shares** | **Value ($)** |
| **U.S. Large Cap 23.8%** | **U.S. Large Cap 23.8%** | **U.S. Large Cap 23.8%** |
| &nbsp;&nbsp; Columbia Contrarian Core Fund, Institutional 3 <br> Class<sup>(a)</sup> <br>| &nbsp;&nbsp; 2306826 | &nbsp;&nbsp; 96402266 |
| &nbsp;&nbsp; Columbia Cornerstone Growth Fund, Institutional <br> 3 Class<sup>(a),(b)</sup> <br>| &nbsp;&nbsp; 433851 | &nbsp;&nbsp; 38235297 |
| &nbsp;&nbsp; Columbia Large Cap Enhanced Core Fund, <br> Institutional 3 Class<sup>(a)</sup> <br>| &nbsp;&nbsp; 3187151 | &nbsp;&nbsp; 96411307 |
| &nbsp;&nbsp; Columbia Large Cap Index Fund, Institutional 3 <br> Class<sup>(a)</sup> <br>| &nbsp;&nbsp; 1317721 | &nbsp;&nbsp; 77178905 |
| **Total** | **Total** | &nbsp;&nbsp; **308227775** |
| &nbsp;&nbsp; Total Equity Funds <br>(Cost $226,014,041) | &nbsp;&nbsp; Total Equity Funds <br>(Cost $226,014,041) | &nbsp;&nbsp; **308227775** |
| **Exchange-Traded Equity Funds 6.0%** | **Exchange-Traded Equity Funds 6.0%** | **Exchange-Traded Equity Funds 6.0%** |
| **U.S. Large Cap 6.0%** | **U.S. Large Cap 6.0%** | **U.S. Large Cap 6.0%** |
| Columbia Research Enhanced Core ETF<sup>(a)</sup> <br>| &nbsp;&nbsp; 1920445 | &nbsp;&nbsp; 77489956 |
| &nbsp;&nbsp; Total Exchange-Traded Equity Funds <br>(Cost $58,097,131) | &nbsp;&nbsp; Total Exchange-Traded Equity Funds <br>(Cost $58,097,131) | &nbsp;&nbsp; **77489956** |
| **Exchange-Traded Fixed Income Funds 6.9%** | **Exchange-Traded Fixed Income Funds 6.9%** | **Exchange-Traded Fixed Income Funds 6.9%** |
| **Multisector 6.9%** | **Multisector 6.9%** | **Multisector 6.9%** |
| &nbsp;&nbsp; Columbia Diversified Fixed Income Allocation <br> ETF<sup>(a)</sup> <br>| &nbsp;&nbsp; 4870408 | &nbsp;&nbsp; 89859027 |
| &nbsp;&nbsp; Total Exchange-Traded Fixed Income Funds <br>(Cost $88,510,362) | &nbsp;&nbsp; Total Exchange-Traded Fixed Income Funds <br>(Cost $88,510,362) | &nbsp;&nbsp; **89859027** |

---

---

| | | |
|:---|:---|:---|
| **Fixed Income Funds 62.9%** | **Fixed Income Funds 62.9%** | **Fixed Income Funds 62.9%** |
|  | **Shares** | **Value ($)** |
| **High Yield 7.0%** | **High Yield 7.0%** | **High Yield 7.0%** |
| &nbsp;&nbsp; Columbia High Yield Bond Fund, Institutional 3 <br> Class<sup>(a)</sup> <br>| &nbsp;&nbsp; 8033245 | &nbsp;&nbsp; 90133014 |
| **Investment Grade 55.9%** | **Investment Grade 55.9%** | **Investment Grade 55.9%** |
| &nbsp;&nbsp; Columbia Quality Income Fund, Institutional 3 <br> Class<sup>(a)</sup> <br>| &nbsp;&nbsp; 7400462 | &nbsp;&nbsp; 135502459 |
| &nbsp;&nbsp; Columbia Select Corporate Income Fund, <br> Institutional 3 Class<sup>(a)</sup> <br>| &nbsp;&nbsp; 19466281 | &nbsp;&nbsp; 181231076 |
| &nbsp;&nbsp; Columbia Total Return Bond Fund, Institutional 3 <br> Class<sup>(a)</sup> <br>| &nbsp;&nbsp; 7283031 | &nbsp;&nbsp; 225773960 |
| &nbsp;&nbsp; Columbia U.S. Treasury Index Fund, Institutional <br> 3 Class<sup>(a)</sup> <br>| &nbsp;&nbsp; 17935658 | &nbsp;&nbsp; 180432720 |
| **Total** | **Total** | &nbsp;&nbsp; **722940215** |
| &nbsp;&nbsp; Total Fixed Income Funds <br>(Cost $786,609,480) | &nbsp;&nbsp; Total Fixed Income Funds <br>(Cost $786,609,480) | &nbsp;&nbsp; **813073229** |
| **Money Market Funds 0.4%** | **Money Market Funds 0.4%** | **Money Market Funds 0.4%** |
| Columbia Short-Term Cash Fund, 4.265%<sup>(a),(c)</sup> <br>| &nbsp;&nbsp; 5294242 | &nbsp;&nbsp; 5292654 |
| &nbsp;&nbsp; Total Money Market Funds <br>(Cost $5,291,595) | &nbsp;&nbsp; Total Money Market Funds <br>(Cost $5,291,595) | &nbsp;&nbsp; **5292654** |
| **Total Investments in Securities** <br>**(Cost: $1,164,522,609)** | **Total Investments in Securities** <br>**(Cost: $1,164,522,609)** | &nbsp;&nbsp; **1293942641** |
| **Other Assets & Liabilities, Net** |  | &nbsp;&nbsp; **(459510)**<br>|
| **Net Assets** | **Net Assets** | &nbsp;&nbsp; **1293483131** |

---

**Notes to Portfolio of Investments** 

&nbsp;&nbsp;&nbsp;&nbsp;(a) Under the Investment Company Act of 1940, an affiliated company is one in which the Fund owns 5% or more of the company's outstanding voting securities, or a company which is under common ownership or control with the Fund. The value of the
 holdings and transactions in these affiliated companies during the period ended September 30, 2025 are as follows:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Affiliated issuers** | **Beginning** <br>**of period($)**<br>| **Purchases($)** | **Sales($)** | **Net change in** <br>**unrealized** <br>**appreciation** <br>**(depreciation)($)**<br>| **End of** <br>**period($)**<br>| **Capital gain** <br>**distributions($)**<br>| **Realized gain** <br>**(loss)($)**<br>| **Dividends —** <br>**affiliated** <br>**issuers ($)**<br>| **End of** <br>**period shares**<br>|
| Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  | Columbia Contrarian Core Fund, Institutional 3 Class  |
|  | 74265906 | 99398700 | (94303457)<br>| 17041117 | 96402266 |  | 8511977 |  | 2306826 |
| Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  | Columbia Cornerstone Growth Fund, Institutional 3 Class  |
|  | 29688679 | 41570614 | (38873941)<br>| 5849945 | 38235297 |  | 5523954 |  | 433851 |
| Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  | Columbia Diversified Fixed Income Allocation ETF  |
|  | 89144643 | 37096407 | (41659823)<br>| 5277800 | 89859027 |  | (1358716)<br>| 2488417 | 4870408 |
| Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  | Columbia High Yield Bond Fund, Institutional 3 Class  |
|  | 90169866 | 38292878 | (40228946)<br>| 1899216 | 90133014 |  | (469286)<br>| 3479348 | 8033245 |

---

Columbia Thermostat Fund<sup>SM</sup> \| 2025

------

Portfolio of Investments (continued)

Columbia Thermostat Fund<sup>SM</sup>, September 30, 2025 (Unaudited)

**Notes to Portfolio of Investments (continued)**

---

| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Affiliated issuers** | **Beginning**<br> **of period($)**<br>| **Purchases($)** | **Sales($)** | **Net change in** <br> **unrealized** <br> **appreciation** <br> **(depreciation)($)**<br>| **End of** <br> **period($)**<br>| **Capital gain**<br> **distributions($)**<br>| **Realized gain**<br> **(loss)($)**<br>| **Dividends —**<br> **affiliated**<br> **issuers ($)**<br>| **End of**<br> **period shares**<br>|
| Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  | Columbia Large Cap Enhanced Core Fund, Institutional 3 Class  |
|  | 74525468 | 101172397 | (94343976)<br>| 15057418 | 96411307 | 3335563 | 4805658 | 215721 | 3187151 |
| Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  | Columbia Large Cap Index Fund, Institutional 3 Class  |
|  | 59756842 | 88638813 | (76965190)<br>| 5748440 | 77178905 | 10553819 | 3457371 | 186589 | 1317721 |
| Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  | Columbia Quality Income Fund, Institutional 3 Class  |
|  | 134970124 | 60838040 | (74598083)<br>| 14292378 | 135502459 |  | (7458298)<br>| 3793864 | 7400462 |
| Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  | Columbia Research Enhanced Core ETF  |
|  | 29495409 | 98503963 | (63504560)<br>| 12995144 | 77489956 |  | 7169563 |  | 1920445 |
| Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  | Columbia Select Corporate Income Fund, Institutional 3 Class  |
|  | 180071090 | 79834886 | (87131381)<br>| 8456481 | 181231076 |  | (3311180)<br>| 5461955 | 19466281 |
| Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  | Columbia Short-Term Cash Fund, 4.265%  |
|  | 3388538 | 105209770 | (103306712)<br>| 1058 | 5292654 |  | (606)<br>| 166735 | 5294242 |
| Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  | Columbia Small Cap Index Fund, Institutional 3 Class  |
|  | 28668806 | 41403621 | (70048921)<br>| (23506)<br>|  |  | (2602376)<br>|  |  |
| Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  | Columbia Total Return Bond Fund, Institutional 3 Class  |
|  | 225118342 | 101791930 | (110493648)<br>| 9357336 | 225773960 |  | (649921)<br>| 7295336 | 7283031 |
| Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  | Columbia U.S. Treasury Index Fund, Institutional 3 Class  |
|  | 179923815 | 82386776 | (88846216)<br>| 6968345 | 180432720 |  | (1911855)<br>| 4183839 | 17935658 |
| Total | 1199187528 |  |  | 102921172 | 1293942641 | 13889382 | 11706285 | 27271804 |  |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;(b) Non-income producing investment.

&nbsp;&nbsp;&nbsp;&nbsp;(c) The rate shown is the seven-day current annualized yield at September 30, 2025.

Investments are valued using policies described in the Notes to Financial Statements included within the most recent financial statements and additional information.

Columbia Thermostat Fund<sup>SM</sup> \| 2025

------

Portfolio of Investments

Columbia Acorn European Fund<sup>SM</sup>, September 30, 2025 (Unaudited)

(Percentages represent value of investments compared to net assets)

**Investments in securities**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | |
|:---|:---|:---|
| **Common Stocks 97.8%** | **Common Stocks 97.8%** | **Common Stocks 97.8%** |
| **Issuer** | **Shares** | **Value ($)** |
| **Austria 4.6%** | **Austria 4.6%** | **Austria 4.6%** |
| BAWAG Group AG<sup>(a)</sup> <br>| &nbsp;&nbsp; 3697 | &nbsp;&nbsp; 487387 |
| DO & CO AG | &nbsp;&nbsp; 3054 | &nbsp;&nbsp; 797424 |
| Wienerberger AG | &nbsp;&nbsp; 16656 | &nbsp;&nbsp; 539227 |
| **Total** | **Total** | &nbsp;&nbsp; **1824038** |
| **Belgium 1.5%** | **Belgium 1.5%** | **Belgium 1.5%** |
| Elia Group SA/NV | &nbsp;&nbsp; 3355 | &nbsp;&nbsp; 387607 |
| Warehouses De Pauw CVA | &nbsp;&nbsp; 8004 | &nbsp;&nbsp; 200656 |
| **Total** | **Total** | &nbsp;&nbsp; **588263** |
| **Denmark 0.9%** | **Denmark 0.9%** | **Denmark 0.9%** |
| NKT A/S<sup>(a)</sup> <br>| &nbsp;&nbsp; 3753 | &nbsp;&nbsp; 365013 |
| **Finland 2.4%** | **Finland 2.4%** | **Finland 2.4%** |
| Konecranes OYJ | &nbsp;&nbsp; 8860 | &nbsp;&nbsp; 733512 |
| Valmet OYJ<sup>(b)</sup> <br>| &nbsp;&nbsp; 5770 | &nbsp;&nbsp; 192243 |
| **Total** | **Total** | &nbsp;&nbsp; **925755** |
| **France 13.3%** | **France 13.3%** | **France 13.3%** |
| Elis SA | &nbsp;&nbsp; 41791 | &nbsp;&nbsp; 1206266 |
| Exosens SAS | &nbsp;&nbsp; 5035 | &nbsp;&nbsp; 255645 |
| Gaztransport Et Technigaz SA | &nbsp;&nbsp; 3119 | &nbsp;&nbsp; 579201 |
| Nexans SA | &nbsp;&nbsp; 6963 | &nbsp;&nbsp; 1036886 |
| SCOR SE | &nbsp;&nbsp; 12099 | &nbsp;&nbsp; 427895 |
| SPIE SA | &nbsp;&nbsp; 13495 | &nbsp;&nbsp; 729561 |
| Technip Energies NV | &nbsp;&nbsp; 12677 | &nbsp;&nbsp; 598274 |
| Virbac SA | &nbsp;&nbsp; 1087 | &nbsp;&nbsp; 402948 |
| **Total** | **Total** | &nbsp;&nbsp; **5236676** |
| **Germany 9.2%** | **Germany 9.2%** | **Germany 9.2%** |
| AlzChem Group AG | &nbsp;&nbsp; 1460 | &nbsp;&nbsp; 258376 |
| Bilfinger SE | &nbsp;&nbsp; 5927 | &nbsp;&nbsp; 654677 |
| CTS Eventim AG & Co. KGaA | &nbsp;&nbsp; 7282 | &nbsp;&nbsp; 714907 |
| flatexDEGIRO AG | &nbsp;&nbsp; 24735 | &nbsp;&nbsp; 812581 |
| IONOS Group SE<sup>(a)</sup> <br>| &nbsp;&nbsp; 8517 | &nbsp;&nbsp; 398586 |
| Renk Group AG | &nbsp;&nbsp; 5658 | &nbsp;&nbsp; 585732 |
| Schott Pharma AG & Co., KGaA | &nbsp;&nbsp; 7298 | &nbsp;&nbsp; 181721 |
| **Total** | **Total** | &nbsp;&nbsp; **3606580** |

---

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Greece 3.9%** | **Greece 3.9%** | **Greece 3.9%** |
| Alpha Bank SA | &nbsp;&nbsp; 146023 | &nbsp;&nbsp; 621043 |
| JUMBO SA | &nbsp;&nbsp; 5366 | &nbsp;&nbsp; 184085 |
| Piraeus Financial Holdings SA<sup>(a)</sup> <br>| &nbsp;&nbsp; 85976 | &nbsp;&nbsp; 730299 |
| **Total** | **Total** | &nbsp;&nbsp; **1535427** |
| **Ireland 4.4%** | **Ireland 4.4%** | **Ireland 4.4%** |
| Cairn Homes PLC | &nbsp;&nbsp; 260946 | &nbsp;&nbsp; 586993 |
| Glanbia PLC | &nbsp;&nbsp; 26109 | &nbsp;&nbsp; 430267 |
| Irish Continental Group PLC | &nbsp;&nbsp; 62195 | &nbsp;&nbsp; 422211 |
| Uniphar PLC | &nbsp;&nbsp; 66661 | &nbsp;&nbsp; 309808 |
| **Total** | **Total** | &nbsp;&nbsp; **1749279** |
| **Italy 5.8%** | **Italy 5.8%** | **Italy 5.8%** |
| Buzzi SpA | &nbsp;&nbsp; 9911 | &nbsp;&nbsp; 546145 |
| Carel Industries SpA | &nbsp;&nbsp; 8204 | &nbsp;&nbsp; 215616 |
| De' Longhi SpA | &nbsp;&nbsp; 11518 | &nbsp;&nbsp; 417679 |
| Hera | &nbsp;&nbsp; 136724 | &nbsp;&nbsp; 615605 |
| Intercos SpA | &nbsp;&nbsp; 14463 | &nbsp;&nbsp; 205122 |
| Reply SpA | &nbsp;&nbsp; 1938 | &nbsp;&nbsp; 276640 |
| **Total** | **Total** | &nbsp;&nbsp; **2276807** |
| **Jersey 2.2%** | **Jersey 2.2%** | **Jersey 2.2%** |
| JTC PLC | &nbsp;&nbsp; 48403 | &nbsp;&nbsp; 862280 |
| **Netherlands 3.1%** | **Netherlands 3.1%** | **Netherlands 3.1%** |
| BE Semiconductor Industries NV | &nbsp;&nbsp; 1374 | &nbsp;&nbsp; 205730 |
| CTP NV<sup>(c)</sup> <br>| &nbsp;&nbsp; 37079 | &nbsp;&nbsp; 827456 |
| Van Lanschot Kempen NV | &nbsp;&nbsp; 3330 | &nbsp;&nbsp; 199067 |
| **Total** | **Total** | &nbsp;&nbsp; **1232253** |
| **Norway 2.7%** | **Norway 2.7%** | **Norway 2.7%** |
| SalMar ASA | &nbsp;&nbsp; 7210 | &nbsp;&nbsp; 385544 |
| Storebrand ASA | &nbsp;&nbsp; 45228 | &nbsp;&nbsp; 691258 |
| **Total** | **Total** | &nbsp;&nbsp; **1076802** |
| **Portugal 2.0%** | **Portugal 2.0%** | **Portugal 2.0%** |
| Banco Comercial Portugues SA | &nbsp;&nbsp; 906027 | &nbsp;&nbsp; 804321 |

---

Columbia Acorn European Fund<sup>SM</sup> \| 2025

------

Portfolio of Investments (continued)

Columbia Acorn European Fund<sup>SM</sup>, September 30, 2025 (Unaudited)

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| **Spain 2.8%** | **Spain 2.8%** | **Spain 2.8%** |
| Fluidra SA | &nbsp;&nbsp; 19585 | &nbsp;&nbsp; 532768 |
| Vidrala SA | &nbsp;&nbsp; 3505 | &nbsp;&nbsp; 371211 |
| Viscofan SA | &nbsp;&nbsp; 2851 | &nbsp;&nbsp; 194538 |
| **Total** | **Total** | &nbsp;&nbsp; **1098517** |
| **Sweden 3.0%** | **Sweden 3.0%** | **Sweden 3.0%** |
| Avanza Bank Holding AB | &nbsp;&nbsp; 10666 | &nbsp;&nbsp; 396064 |
| Hexpol AB | &nbsp;&nbsp; 40613 | &nbsp;&nbsp; 365211 |
| Nordnet AB | &nbsp;&nbsp; 14149 | &nbsp;&nbsp; 411278 |
| **Total** | **Total** | &nbsp;&nbsp; **1172553** |
| **Switzerland 5.1%** | **Switzerland 5.1%** | **Switzerland 5.1%** |
| Accelleron Industries AG | &nbsp;&nbsp; 2899 | &nbsp;&nbsp; 245501 |
| Burckhardt Compression Holding AG | &nbsp;&nbsp; 387 | &nbsp;&nbsp; 301533 |
| Galenica AG | &nbsp;&nbsp; 2700 | &nbsp;&nbsp; 293918 |
| Huber + Suhner AG, Registered Shares | &nbsp;&nbsp; 1154 | &nbsp;&nbsp; 198359 |
| Kardex Holding AG | &nbsp;&nbsp; 979 | &nbsp;&nbsp; 382530 |
| R&S Group Holding AG<sup>(a)</sup> <br>| &nbsp;&nbsp; 16333 | &nbsp;&nbsp; 573521 |
| **Total** | **Total** | &nbsp;&nbsp; **1995362** |
| **United Kingdom 30.9%** | **United Kingdom 30.9%** | **United Kingdom 30.9%** |
| 4imprint Group PLC | &nbsp;&nbsp; 4587 | &nbsp;&nbsp; 199757 |
| Allfunds Group PLC | &nbsp;&nbsp; 73583 | &nbsp;&nbsp; 549236 |
| Avon Technologies PLC | &nbsp;&nbsp; 8384 | &nbsp;&nbsp; 239607 |
| Babcock International Group PLC | &nbsp;&nbsp; 19863 | &nbsp;&nbsp; 357345 |
| Baltic Classifieds Group PLC | &nbsp;&nbsp; 46394 | &nbsp;&nbsp; 193425 |
| Beazley PLC | &nbsp;&nbsp; 47786 | &nbsp;&nbsp; 584422 |
| Breedon Group PLC | &nbsp;&nbsp; 90984 | &nbsp;&nbsp; 439533 |
| Bridgepoint Group Ltd., Registered Shares<sup>(c)</sup> <br>| &nbsp;&nbsp; 87374 | &nbsp;&nbsp; 358403 |
| Capital & Counties Properties PLC | &nbsp;&nbsp; 304142 | &nbsp;&nbsp; 581754 |
| Chemring Group PLC | &nbsp;&nbsp; 88929 | &nbsp;&nbsp; 706324 |
| Clarkson PLC | &nbsp;&nbsp; 4487 | &nbsp;&nbsp; 222085 |
| ConvaTec Group PLC | &nbsp;&nbsp; 154772 | &nbsp;&nbsp; 483238 |
| CVS Group PLC | &nbsp;&nbsp; 34972 | &nbsp;&nbsp; 588217 |
| discoverIE Group plc | &nbsp;&nbsp; 28784 | &nbsp;&nbsp; 229947 |

---

---

| | | |
|:---|:---|:---|
| **Common Stocks (continued)** | **Common Stocks (continued)** | **Common Stocks (continued)** |
| **Issuer** | **Shares** | **Value ($)** |
| Genus PLC | &nbsp;&nbsp; 16191 | &nbsp;&nbsp; 518505 |
| GlobalData PLC | &nbsp;&nbsp; 137477 | &nbsp;&nbsp; 228892 |
| Howden Joinery Group PLC | &nbsp;&nbsp; 32792 | &nbsp;&nbsp; 373071 |
| ICG PLC | &nbsp;&nbsp; 14484 | &nbsp;&nbsp; 434860 |
| IG Group Holdings PLC | &nbsp;&nbsp; 28279 | &nbsp;&nbsp; 410154 |
| IMI PLC | &nbsp;&nbsp; 13505 | &nbsp;&nbsp; 417126 |
| LondonMetric Property PLC | &nbsp;&nbsp; 310981 | &nbsp;&nbsp; 761917 |
| Moonpig Group PLC | &nbsp;&nbsp; 198126 | &nbsp;&nbsp; 604863 |
| Quilter PLC<sup>(c)</sup> <br>| &nbsp;&nbsp; 294791 | &nbsp;&nbsp; 658924 |
| Rightmove PLC | &nbsp;&nbsp; 22024 | &nbsp;&nbsp; 210326 |
| Rotork PLC | &nbsp;&nbsp; 88775 | &nbsp;&nbsp; 405867 |
| Safestore Holdings PLC | &nbsp;&nbsp; 89059 | &nbsp;&nbsp; 788123 |
| SigmaRoc PLC<sup>(a)</sup> <br>| &nbsp;&nbsp; 292607 | &nbsp;&nbsp; 475966 |
| YouGov PLC | &nbsp;&nbsp; 38824 | &nbsp;&nbsp; 156382 |
| **Total** | **Total** | &nbsp;&nbsp; **12178269** |
| &nbsp;&nbsp; Total Common Stocks <br>(Cost $32,696,636) | &nbsp;&nbsp; Total Common Stocks <br>(Cost $32,696,636) | &nbsp;&nbsp; **38528195** |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | |
|:---|:---|:---|
| **Preferred Stocks 0.4%** | **Preferred Stocks 0.4%** | **Preferred Stocks 0.4%** |
| **Issuer** | **Shares** | **Value ($)** |
| **Germany 0.4%** | **Germany 0.4%** | **Germany 0.4%** |
| FUCHS SE | &nbsp;&nbsp; 3564 | &nbsp;&nbsp; 159801 |
| &nbsp;&nbsp; Total Preferred Stocks <br>(Cost $163,916) | &nbsp;&nbsp; Total Preferred Stocks <br>(Cost $163,916) | &nbsp;&nbsp; **159801** |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | |
|:---|:---|:---|
| **Money Market Funds 1.6%** | **Money Market Funds 1.6%** | **Money Market Funds 1.6%** |
|  | **Shares** | **Value ($)** |
| Columbia Short-Term Cash Fund, 4.265%<sup>(d),(e)</sup> <br>| &nbsp;&nbsp; 460982 | &nbsp;&nbsp; 460843 |
| &nbsp;&nbsp; Dreyfus Government Cash Management Fund, <br> Institutional Shares, 4.041%<sup>(d),(f)</sup> <br>| &nbsp;&nbsp; 184505 | &nbsp;&nbsp; 184505 |
| &nbsp;&nbsp; Total Money Market Funds <br>(Cost $645,284) | &nbsp;&nbsp; Total Money Market Funds <br>(Cost $645,284) | &nbsp;&nbsp; **645348** |
| **Total Investments in Securities** <br>**(Cost $33,505,836)** | **Total Investments in Securities** <br>**(Cost $33,505,836)** | &nbsp;&nbsp; **39333344** |
| **Other Assets & Liabilities, Net** |  | &nbsp;&nbsp; **64094** |
| **Net Assets** | **Net Assets** | &nbsp;&nbsp; **$39397438** |

---

Columbia Acorn European Fund<sup>SM</sup> \| 2025

------

Portfolio of Investments (continued)

Columbia Acorn European Fund<sup>SM</sup>, September 30, 2025 (Unaudited)

**Notes to Portfolio of Investments** 

&nbsp;&nbsp;&nbsp;&nbsp;(a) Non-income producing investment.

&nbsp;&nbsp;&nbsp;&nbsp;(b) All or a portion of this security was on loan at September 30, 2025. The total market
 value of securities on loan at September 30, 2025 was $172,328.

&nbsp;&nbsp;&nbsp;&nbsp;(c) Represents privately placed and other securities and instruments exempt from Securities
 and Exchange Commission registration (collectively, private placements), such as Section 4(a)(2) and Rule 144A eligible securities, which are often sold only
 to qualified institutional buyers. At September 30, 2025, the total value of these securities amounted to $1,844,783, which represents 4.68% of total net assets.

&nbsp;&nbsp;&nbsp;&nbsp;(d) The rate shown is the seven-day current annualized yield at September 30, 2025.

&nbsp;&nbsp;&nbsp;&nbsp;(e) Under the Investment Company Act of 1940, an affiliated company is one in which the Fund owns 5% or more of the company's outstanding voting securities, or a company which is under common ownership or control with the Fund. The value of the
 holdings and transactions in these affiliated companies during the period ended September 30, 2025 are as follows:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Affiliated issuers** | **Beginning** <br>**of period($)**<br>| **Purchases($)** | **Sales($)** | **Net change in** <br>**unrealized** <br>**appreciation** <br>**(depreciation)($)**<br>| **End of** <br>**period($)**<br>| **Realized gain** <br>**(loss)($)**<br>| **Dividends($)** | **End of** <br>**period shares**<br>|
| Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% | Columbia Short-Term Cash Fund, 4.265% |
|  | 361715 | &nbsp;&nbsp; 15031499 | &nbsp;&nbsp; (14932435)<br>| &nbsp;&nbsp; 64 | &nbsp;&nbsp; 460843 | &nbsp;&nbsp; (73)<br>| &nbsp;&nbsp; 14660 | &nbsp;&nbsp; 460982 |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

&nbsp;&nbsp;&nbsp;&nbsp;(f) Investment made with cash collateral received from securities lending activity.

Investments are valued using policies described in the Notes to Financial Statements included within the most recent financial statements and additional information.

Columbia Acorn European Fund<sup>SM</sup> \| 2025

------

[THIS PAGE INTENTIONALLY LEFT BLANK]

------

You may at any time request, free of charge, to receive a paper copy of this report by calling 800.345.6611.

3QT110_12_R01_(11/25)

------

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** Columbia Acorn Trust

- **b. Investment Company Act file number:** 811-01829

- **c. CIK number of Registrant:** 0000002110

- **d. LEI of Registrant:** 549300DX0CWIN8VE1908

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 290 Congress Street

  - **City:** Boston

  - **State:** MA

  - **Foreign country:** US

  - **Zip / Postal Code:** 02110

  - **Telephone number:** 800-345-6611

**Item A.2. Information about the Series.**

- **a. Name of Series:** Columbia Acorn International

- **b. EDGAR series identifier (if any):** S000009185

- **c. LEI of Series:** 5493004K6O04MY5NT292

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2025-12-31

- **b. Date as of which information is reported:** 2025-09-30

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $877252035.92

**Total Liabilities:** $2255409.82

**Net Assets:** $874996626.10

**Cash Not Reported:** $5408.61

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000024958 | -3.74%               | 1.14%                | 0.84%                |
| Class ID C000024961 | -3.67%               | 1.13%                | 0.87%                |
| Class ID C000097733 | -3.68%               | 1.13%                | 0.91%                |
| Class ID C000122739 | -3.68%               | 1.15%                | 0.89%                |
| Class ID C000251060 | -3.67%               | 1.13%                | 0.87%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $8141876.61              | $-42315617.49                              |
| Month 2  | $10770088.97             | $-2654386.84                               |
| Month 3  | $7486812.43              | $-3938637.97                               |

**Designated Index Information**

- **Index Name:** N/A

- **Index Identifier:** N/A

### Schedule of Portfolio Investments

| Name                                       | Title                               | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Amplifon                                   | Amplifon SpA                        | CUSIP: 000000000<br>LEI: ZYXJDNVM2JI3VBM8G556 | Long             | EC               | CORP              | IT        |    505218 | NS      | $8240189.23   | 0.94%             |  |  |  | No            |                  2 | On Loan: No      |
| ASHTEAD GROUP PLC                          | Ashtead Group PLC                   | CUSIP: 000000000<br>LEI: 2138007UTBN8X9K1A235 | Long             | EC               | CORP              | GB        |    196308 | NS      | $13164689.50  | 1.50%             |  |  |  | No            |                  2 | On Loan: No      |
| CCL INDS INC                               | CCL Industries Inc                  | CUSIP: 000000000<br>LEI: 549300TD3EMSRRC0YH75 | Long             | EC               | CORP              | CA        |     78617 | NS      | $4431068.10   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| COLUMBIA SHORT TERM CASH FUND              | COLUMBIA SHORT TERM CASH FUND       | CUSIP: 19766H239<br>LEI: N/A                  | Long             | STIV             | RF                | US        |   6895635 | NS      | $6893566.02   | 0.79%             |  |  |  | No            |                  1 | On Loan: No      |
| CTS EVENTIM AG & CO KGAA                   | CTS Eventim AG & Co KGaA            | CUSIP: 000000000<br>LEI: 529900FDHSN08UBJII80 | Long             | EC               | CORP              | DE        |    170821 | NS      | $16770263.26  | 1.92%             |  |  |  | No            |                  2 | On Loan: No      |
| DISCO CORP                                 | Disco Corp                          | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JP        |     57700 | NS      | $18091288.03  | 2.07%             |  |  |  | No            |                  2 | On Loan: No      |
| FISHER & PAYKEL HEALTHCARE CORPORATION LTD | Fisher & Paykel Healthcare Corp Ltd | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | NZ        |    819257 | NS      | $17597425.31  | 2.01%             |  |  |  | No            |                  1 | On Loan: No      |
| GUNMA BANK LTD/THE                         | Gunma Bank Ltd/The                  | CUSIP: 000000000<br>LEI: 54930054A69VC4I5BP89 | Long             | EC               | CORP              | JP        |   1030400 | NS      | $11456201.76  | 1.31%             |  |  |  | No            |                  2 | On Loan: No      |
| HALMA PLC                                  | Halma PLC                           | CUSIP: 000000000<br>LEI: 2138007FRGLUR9KGBT40 | Long             | EC               | CORP              | GB        |    457501 | NS      | $21297024.22  | 2.43%             |  |  |  | No            |                  2 | On Loan: No      |
| BE SEMICONDUCTOR INDUSTRIES NV             | BE Semiconductor Industries NV      | CUSIP: 000000000<br>LEI: 7245007A1YFLI2GNYX06 | Long             | EC               | CORP              | NL        |    108708 | NS      | $16276913.29  | 1.86%             |  |  |  | No            |                  2 | On Loan: No      |
| INTER PARFUMS INC                          | Interparfums Inc                    | CUSIP: 458334109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    116341 | NS      | $11445627.58  | 1.31%             |  |  |  | No            |                  1 | On Loan: No      |
| KAKAKU.COM INC.                            | Kakaku.com Inc                      | CUSIP: 000000000<br>LEI: 353800KA15Y0DCPWYY65 | Long             | EC               | CORP              | JP        |    847000 | NS      | $14547110.59  | 1.66%             |  |  |  | No            |                  2 | On Loan: No      |
| KONECRANES ABP                             | Konecranes Oyj                      | CUSIP: 000000000<br>LEI: 549300EF0CDEQZBMA096 | Long             | EC               | CORP              | FI        |    139832 | NS      | $11576578.35  | 1.32%             |  |  |  | No            |                  2 | On Loan: No      |
| ROBERTET SA                                | Robertet SA                         | CUSIP: 000000000<br>LEI: 969500EUEC3HIYQOCS92 | Long             | EC               | CORP              | FR        |      5645 | NS      | $5272177.21   | 0.60%             |  |  |  | No            |                  2 | On Loan: No      |
| KYORITSU MAINT                             | Kyoritsu Maintenance Co Ltd         | CUSIP: 000000000<br>LEI: 353800IO2MFHL1NA0986 | Long             | EC               | CORP              | JP        |    607100 | NS      | $13119899.52  | 1.50%             |  |  |  | No            |                  2 | On Loan: —       |
| INTERROLL HOLDING AG                       | Interroll Holding AG                | CUSIP: 000000000<br>LEI: 529900MU4QAEI94TB543 | Long             | EC               | CORP              | CH        |      1427 | NS      | $4472173.49   | 0.51%             |  |  |  | No            |                  2 | On Loan: No      |
| HOWDEN JOINERY GROUP PLC                   | Howden Joinery Group PLC            | CUSIP: 000000000<br>LEI: 213800KC1LJOJTY3JP45 | Long             | EC               | CORP              | GB        |   1131973 | NS      | $12878322.84  | 1.47%             |  |  |  | No            |                  2 | On Loan: No      |
| NEMETSCHEK SE                              | Nemetschek SE                       | CUSIP: 000000000<br>LEI: 529900R0S2IX1S358J38 | Long             | EC               | CORP              | DE        |    146401 | NS      | $19105556.56  | 2.18%             |  |  |  | No            |                  2 | On Loan: No      |
| MATSUKIYOCOCOKARA & CO                     | MatsukiyoCocokara & Co              | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JP        |    397500 | NS      | $8074449.74   | 0.92%             |  |  |  | No            |                  1 | On Loan: No      |
| BABCOCK INTERNATIONAL GROUP PLC            | Babcock International Group PLC     | CUSIP: 000000000<br>LEI: 213800TSKOLX4EU6L377 | Long             | EC               | CORP              | GB        |    847179 | NS      | $15241169.26  | 1.74%             |  |  |  | No            |                  2 | On Loan: No      |
| CRH PLC                                    | CRH PLC                             | CUSIP: 000000000<br>LEI: 549300MIDJNNTH068E74 | Long             | EC               | CORP              | IE        |    138047 | NS      | $16655169.48  | 1.90%             |  |  |  | No            |                  2 | On Loan: No      |
| ATOSS SOFTWARE                             | Atoss Software SE                   | CUSIP: 000000000<br>LEI: 529900Q9G9280ADNOA39 | Long             | EC               | CORP              | DE        |     61451 | NS      | $7948433.80   | 0.91%             |  |  |  | No            |                  2 | On Loan: No      |
| NITERRA CO LTD                             | Niterra Co Ltd                      | CUSIP: 000000000<br>LEI: 549300RG3XQGTFM4HH31 | Long             | EC               | CORP              | JP        |    654200 | NS      | $25235307.58  | 2.88%             |  |  |  | No            |                  2 | On Loan: No      |
| CAPCOM CO LTD                              | Capcom Co Ltd                       | CUSIP: 000000000<br>LEI: 529900JJWQKXS3TC8744 | Long             | EC               | CORP              | JP        |    840500 | NS      | $22820424.18  | 2.61%             |  |  |  | No            |                  2 | On Loan: No      |
| PRO MEDICUS LTD                            | Pro Medicus Ltd                     | CUSIP: 000000000<br>LEI: 98450085A903D1BMFF27 | Long             | EC               | CORP              | AU        |     70767 | NS      | $14407862.88  | 1.65%             |  |  |  | No            |                  2 | On Loan: No      |
| KYUDENKO CORP                              | Kyudenko Corp                       | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JP        |    304200 | NS      | $14713117.74  | 1.68%             |  |  |  | No            |                  2 | On Loan: No      |
| NISSIN FOODS HOLDINGS CO LTD               | Nissin Foods Holdings Co Ltd        | CUSIP: 000000000<br>LEI: 529900YMZMNSHC1W6V41 | Long             | EC               | CORP              | JP        |    363100 | NS      | $6839222.76   | 0.78%             |  |  |  | No            |                  2 | On Loan: —       |
| NOMURA REAL ESTATE HOLD INC                | Nomura Real Estate Holdings Inc     | CUSIP: 000000000<br>LEI: 353800UZ91CT24OL9P59 | Long             | EC               | CORP              | JP        |   2734500 | NS      | $17425888.62  | 1.99%             |  |  |  | No            |                  2 | On Loan: No      |
| OBIC                                       | Obic Co Ltd                         | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JP        |    414500 | NS      | $14446736.49  | 1.65%             |  |  |  | No            |                  2 | On Loan: No      |
| OMRON CORP                                 | Omron Corp                          | CUSIP: 000000000<br>LEI: 549300ZHW0TR2QZ0NY83 | Long             | EC               | CORP              | JP        |    409300 | NS      | $11234238.48  | 1.28%             |  |  |  | No            |                  2 | On Loan: No      |
| PRYSMIAN SPA                               | Prysmian SpA                        | CUSIP: 000000000<br>LEI: 529900X0H1IO3RS1A464 | Long             | EC               | CORP              | IT        |    138280 | NS      | $13761831.80  | 1.57%             |  |  |  | No            |                  2 | On Loan: No      |
| SANWA HOLDINGS CORP                        | Sanwa Holdings Corp                 | CUSIP: 000000000<br>LEI: 5299003X6BCA4ROO5A70 | Long             | EC               | CORP              | JP        |    400700 | NS      | $11455413.69  | 1.31%             |  |  |  | No            |                  2 | On Loan: No      |
| SIMPLEX HOLDINGS INC                       | Simplex Holdings Inc                | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JP        |    600100 | NS      | $17611610.73  | 2.01%             |  |  |  | No            |                  2 | On Loan: No      |
| INFICON HLDG AG                            | Inficon Holding AG                  | CUSIP: 000000000<br>LEI: 5067008UT6890I0YM937 | Long             | EC               | CORP              | CH        |     60601 | NS      | $7189670.66   | 0.82%             |  |  |  | No            |                  2 | On Loan: No      |
| IMCD NV                                    | IMCD NV                             | CUSIP: 000000000<br>LEI: 724500NSJPNFJPDAUP02 | Long             | EC               | CORP              | NL        |    105685 | NS      | $10953980.42  | 1.25%             |  |  |  | No            |                  2 | On Loan: No      |
| KOKUSAI ELECTRIC CORP                      | Kokusai Electric Corp               | CUSIP: 000000000<br>LEI: 549300CDY6N3WKYK2I96 | Long             | EC               | CORP              | JP        |    587400 | NS      | $16661583.23  | 1.90%             |  |  |  | No            |                  2 | On Loan: No      |
| HEXAGON AB                                 | Hexagon AB                          | CUSIP: 000000000<br>LEI: 549300WJFW6ILNI4TA80 | Long             | EC               | CORP              | SE        |   1648513 | NS      | $19671958.97  | 2.25%             |  |  |  | No            |                  2 | On Loan: No      |
| BELIMO HOLDING AG                          | Belimo Holding AG                   | CUSIP: 000000000<br>LEI: 506700339DLX749VEM23 | Long             | EC               | CORP              | CH        |     12549 | NS      | $13197861.44  | 1.51%             |  |  |  | No            |                  2 | On Loan: No      |
| RECRUIT HOLDINGS CO LTD                    | Recruit Holdings Co Ltd             | CUSIP: 000000000<br>LEI: 353800R2LRSMVVC4I806 | Long             | EC               | CORP              | JP        |    181400 | NS      | $9752767.05   | 1.11%             |  |  |  | No            |                  2 | On Loan: No      |
| CVC CAPITAL PARTNERS PLC                   | CVC Capital Partners PLC            | CUSIP: 000000000<br>LEI: 213800E8UQS1KA32YD39 | Long             | EC               | CORP              | JE        |    391081 | NS      | $6828750.71   | 0.78%             |  |  |  | No            |                  2 | On Loan: No      |
| THULE GROUP AB                             | Thule Group AB                      | CUSIP: 000000000<br>LEI: 549300XHHOGBOERKU333 | Long             | EC               | CORP              | SE        |    208458 | NS      | $5129356.40   | 0.59%             |  |  |  | No            |                  2 | On Loan: No      |
| AUTO TRADER GROUP PLC                      | Auto Trader Group PLC               | CUSIP: 000000000<br>LEI: 213800QLK9BZILB1DI86 | Long             | EC               | CORP              | GB        |   1794959 | NS      | $19068367.21  | 2.18%             |  |  |  | No            |                  2 | On Loan: No      |
| BAYCURRENT CONSULTING INC                  | BayCurrent Inc                      | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JP        |    116500 | NS      | $6846356.34   | 0.78%             |  |  |  | No            |                  2 | On Loan: No      |
| ICG PLC                                    | ICG PLC                             | CUSIP: 000000000<br>LEI: 549300OGASR5WRKJ8R68 | Long             | EC               | CORP              | GB        |    784412 | NS      | $23550777.22  | 2.69%             |  |  |  | No            |                  2 | On Loan: No      |
| SAFESTORE HOLDINGS PLC                     | Safestore Holdings PLC              | CUSIP: 000000000<br>LEI: 213800WGA3YSJC1YOH73 | Long             | EC               | CORP              | GB        |   1099285 | NS      | $9728058.85   | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| SEKISUI CHEM CO LTD                        | Sekisui Chemical Co Ltd             | CUSIP: 000000000<br>LEI: 529900KQIVT7NWFNMI70 | Long             | EC               | CORP              | JP        |    720000 | NS      | $13403996.09  | 1.53%             |  |  |  | No            |                  2 | On Loan: No      |
| VAT GROUP AG                               | VAT Group AG                        | CUSIP: 000000000<br>LEI: 529900MVFK7NVALR7Y83 | Long             | EC               | CORP              | CH        |     19160 | NS      | $7648049.32   | 0.87%             |  |  |  | No            |                  2 | On Loan: No      |
| MUNTERS GROUP AB                           | Munters Group AB                    | CUSIP: 000000000<br>LEI: 549300KYCB37YAVUV523 | Long             | EC               | CORP              | SE        |    478905 | NS      | $5732560.25   | 0.66%             |  |  |  | No            |                  2 | On Loan: No      |
| Virbac SA                                  | Virbac SACA                         | CUSIP: 000000000<br>LEI: 969500QQ1X5XHG649644 | Long             | EC               | CORP              | FR        |     17049 | NS      | $6320024.41   | 0.72%             |  |  |  | No            |                  2 | On Loan: No      |
| SUNDRUG CO LTD                             | Sundrug Co Ltd                      | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | JP        |    177000 | NS      | $5190851.00   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| NIPPON SANSO HOLDINGS CORP                 | Nippon Sanso Holdings Corp          | CUSIP: 000000000<br>LEI: 353800F1K6653B4VPY57 | Long             | EC               | CORP              | JP        |    432900 | NS      | $15331469.37  | 1.75%             |  |  |  | No            |                  2 | On Loan: No      |
| TAISEI CORP                                | Taisei Corp                         | CUSIP: 000000000<br>LEI: 529900TF7XJKIOWMLQ79 | Long             | EC               | CORP              | JP        |    276700 | NS      | $19014078.19  | 2.17%             |  |  |  | No            |                  2 | On Loan: No      |
| VISCOFAN SA                                | Viscofan SA                         | CUSIP: 000000000<br>LEI: 95980020140005684765 | Long             | EC               | CORP              | ES        |     67083 | NS      | $4577403.89   | 0.52%             |  |  |  | No            |                  2 | On Loan: No      |
| YASKAWA ELEC CORP                          | Yaskawa Electric Corp               | CUSIP: 000000000<br>LEI: 3538003K39GR98R0CK58 | Long             | EC               | CORP              | JP        |    354900 | NS      | $7554824.03   | 0.86%             |  |  |  | No            |                  2 | On Loan: No      |
| KARDEX HOLDING AG                          | Kardex Holding AG                   | CUSIP: 000000000<br>LEI: 529900JKKMQ07D6QZ480 | Long             | EC               | CORP              | CH        |     24629 | NS      | $9623413.10   | 1.10%             |  |  |  | No            |                  2 | On Loan: No      |
| HYPOPORT SE                                | Hypoport SE                         | CUSIP: 000000000<br>LEI: 391200GNIFXXP6KRYQ46 | Long             | EC               | CORP              | DE        |     74680 | NS      | $12125966.13  | 1.39%             |  |  |  | No            |                  2 | On Loan: No      |
| CAR GROUP LTD                              | CAR Group Ltd                       | CUSIP: 000000000<br>LEI: 5299009TFWZGH2AN7D11 | Long             | EC               | CORP              | AU        |    845076 | NS      | $20552904.84  | 2.35%             |  |  |  | No            |                  2 | On Loan: No      |
| CORPORACION INMOBILIARIA VESTA SAB DE CV   | Corp Inmobiliaria Vesta SAB de CV   | CUSIP: 000000000<br>LEI: 4469000001BIRIFZJ959 | Long             | EC               | CORP              | MX        |   3111111 | NS      | $8827003.44   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| SUNTORY BEVERAGE & FOOD LTD                | Suntory Beverage & Food Ltd         | CUSIP: 000000000<br>LEI: 549300FONLMVK7YYYH41 | Long             | EC               | CORP              | JP        |    595100 | NS      | $18599211.23  | 2.13%             |  |  |  | No            |                  2 | On Loan: No      |
| BANK OF IRELAND GROUP PLC                  | Bank of Ireland Group PLC           | CUSIP: 000000000<br>LEI: 635400C8EK6DRI12LJ39 | Long             | EC               | CORP              | IE        |   1264765 | NS      | $20941116.77  | 2.39%             |  |  |  | No            |                  2 | On Loan: No      |
| CONVATEC GROUP PLC                         | Convatec Group PLC                  | CUSIP: 000000000<br>LEI: 213800LS272L4FIDOH92 | Long             | EC               | CORP              | GB        |   4036411 | NS      | $12602705.58  | 1.44%             |  |  |  | No            |                  2 | On Loan: No      |
| NATIONAL BANK OF GREECE SA                 | National Bank of Greece SA          | CUSIP: 000000000<br>LEI: 5UMCZOEYKCVFAW8ZLO05 | Long             | EC               | CORP              | GR        |    631579 | NS      | $9196700.71   | 1.05%             |  |  |  | No            |                  2 | On Loan: No      |
| CAREL INDUSTRIES SPA                       | Carel Industries SpA                | CUSIP: 000000000<br>LEI: 815600115DA6E507AE33 | Long             | EC               | CORP              | IT        |    241694 | NS      | $6352140.50   | 0.73%             |  |  |  | No            |                  2 | On Loan: No      |
| RIGHTMOVE PLC                              | Rightmove PLC                       | CUSIP: 000000000<br>LEI: 2138001JXGCFKBXYB828 | Long             | EC               | CORP              | GB        |   1811175 | NS      | $17296449.19  | 1.98%             |  |  |  | No            |                  2 | On Loan: No      |
| SILERGY CORP                               | Silergy Corp                        | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | KY        |   1138000 | NS      | $9691898.09   | 1.11%             |  |  |  | No            |                  2 | On Loan: No      |
| VALMET OYJ                                 | Valmet Oyj                          | CUSIP: 000000000<br>LEI: 213800D9O7FUQDH83V62 | Long             | EC               | CORP              | FI        |    442703 | NS      | $14749819.43  | 1.69%             |  |  |  | No            |                  2 | On Loan: —       |
| GAZTRANSPORT ET TECHNIGAZ SA               | Gaztransport Et Technigaz SA        | CUSIP: 000000000<br>LEI: 969500BVOHVZUUFWDT54 | Long             | EC               | CORP              | FR        |     63347 | NS      | $11763583.44  | 1.34%             |  |  |  | No            |                  2 | On Loan: No      |
| ADDTECH AB                                 | AddTech AB                          | CUSIP: 000000000<br>LEI: 549300QZ5U2IDRHPWL60 | Long             | EC               | CORP              | SE        |    315479 | NS      | $10262609.78  | 1.17%             |  |  |  | No            |                  2 | On Loan: No      |
| BALTIC CLASSIFIEDS GROUP PLC               | Baltic Classifieds Group PLC        | CUSIP: 000000000<br>LEI: 213800I1RPHCFSSQS969 | Long             | EC               | CORP              | GB        |   2676145 | NS      | $11157356.98  | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| DREYFUS GOVERNMENT CASH MANAGE             | Dreyfus Government Cash Management  | CUSIP: 262006208<br>LEI: 549300F7IDB6WRO7VJ11 | Long             | STIV             | CORP              | US        |  28808874 | NS      | $28808874.32  | 3.29%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-10-21

**Name of Applicant:** Columbia Acorn Trust

**Signature:** Martha Skinner

**Name of Signer:** Martha Skinner

**Title:** Assistant Treasurer