# EDGAR Filing Document

**Accession Number:** 0000773757
**File Stem:** 0001193125-23-070839
**Filing Date:** 2023-3
**Character Count:** 3808
**Document Hash:** 98eabb584753760d88917c340280fa63
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-070839.hdr.sgml**: 20230315

**ACCESSION NUMBER**: 0001193125-23-070839

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230315

**DATE AS OF CHANGE**: 20230315

**EFFECTIVENESS DATE**: 20230315

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** COLUMBIA FUNDS SERIES TRUST I
- **CENTRAL INDEX KEY:** 0000773757
- **IRS NUMBER:** 363376651
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-99356
- **FILM NUMBER:** 23733623

**BUSINESS ADDRESS:**
- **STREET 1:** 290 CONGRESS STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210
- **BUSINESS PHONE:** 800-345-6611

**MAIL ADDRESS:**
- **STREET 1:** 290 CONGRESS STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** COLUMBIA FUNDS TRUST IX
- **DATE OF NAME CHANGE:** 20031107

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LIBERTY STEIN ROE FUNDS MUNICIPAL TRUST
- **DATE OF NAME CHANGE:** 19991025

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** STEINROE MUNICIPAL TRUST
- **DATE OF NAME CHANGE:** 19920703

## Series and Classes Contracts Data

### Multi-Manager International Equity Strategies Fund (Series ID: S000061733)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                               | Ticker Symbol | Class ID   |
| Multi-Manager International Equity Strategies Fund Institutional Class   | CMIEX         | C000199958 |
| Multi-Manager International Equity Strategies Fund Institutional 3 Class | CIEEX         | C000216711 |

---

## Series and Classes Contracts Data

### Multi-Manager International Equity Strategies Fund (Series ID: S000061733)

| Class ID   | Class Name                                                               | Ticker Symbol   |
|:---|:---|:---|
| C000199958 | Multi-Manager International Equity Strategies Fund Institutional Class   | CMIEX           |
| C000216711 | Multi-Manager International Equity Strategies Fund Institutional 3 Class | CIEEX           |

#### Supplement dated March 15, 2023
to the Statement of Additional Information (SAI), dated March 1, 2023, for the following fund:

---

| |
|:---|
| &nbsp;&nbsp;**Fund** |
| &nbsp;&nbsp;Columbia Funds Series Trust I |
| &nbsp;&nbsp; Multi-Manager (MM) International Equity Strategies Fund |

---

*Effective immediately, the information in the "Subadvisers and Subadvisory Agreement Fee Schedules or Aggregate Effective Fee Rates" table under the subsection "Investment Management and Other Services – The Investment Manager and Subadvisers – Subadvisory Agreements" of the SAI with respect to MM International Equity Strategies Fund is hereby superseded and replaced with the following:*

---

| | | |
|:---|:---|:---|
| **Fund** | **Current Subadvisers** | &nbsp;&nbsp;**Parent <br> Company/Other<br> Information** |
| ***For Funds with fiscal period ending August 31*** | ***For Funds with fiscal period ending August 31*** | ***For Funds with fiscal period ending August 31*** |
| MM International Equity Strategies Fund | Arrowstreet <br> (since commencement of operations)<br>Baillie Gifford<br> (since commencement of operations)<br>Causeway<br> (since commencement of operations) | &nbsp;&nbsp;N <br>O<br>P &nbsp;&nbsp;0.393% <sup>(e)</sup> |

---

(e) Effective on March 1, 2023,
the subadvisory services fee rate for Causeway changed. The rate shown is the estimated aggregate effective fee rate that will be paid by the Investment Manager to the subadvisers for the Fund beginning March 1, 2023.

*The rest of the section remains the same.*

*Shareholders should retain this Supplement for future reference.*

SUP910_00_039_(03/23)