# EDGAR Filing Document

**Accession Number:** 0001380192
**File Stem:** 0001752724-23-063471
**Filing Date:** 2023-3
**Character Count:** 70907
**Document Hash:** 8da7fdcacf7346800bfee158d6c62796
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-063471.hdr.sgml**: 20230322

**ACCESSION NUMBER**: 0001752724-23-063471

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230131

**FILED AS OF DATE**: 20230322

**DATE AS OF CHANGE**: 20230322

**PERIOD START**: 20231031

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Pioneer Series Trust VI
- **CENTRAL INDEX KEY:** 0001380192
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-21978
- **FILM NUMBER:** 23752370

**BUSINESS ADDRESS:**
- **STREET 1:** 60 STATE STREET
- **STREET 2:** 5TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109
- **BUSINESS PHONE:** 617-742-7825

**MAIL ADDRESS:**
- **STREET 1:** 60 STATE STREET
- **STREET 2:** 5TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109

## Series and Classes Contracts Data

### Pioneer Flexible Opportunities Fund (Series ID: S000028857)

| Class ID   | Class Name                                          | Ticker Symbol   |
|:---|:---|:---|
| C000088499 | Pioneer Flexible Opportunities Fund: Class A Shares | PMARX           |
| C000088500 | Pioneer Flexible Opportunities Fund: Class C Shares | PRRCX           |
| C000088501 | Pioneer Flexible Opportunities Fund: Class Y Shares | PMYRX           |
| C000133350 | Pioneer Flexible Opportunities Fund: Class R Shares | MUARX           |
| C000200524 | Pioneer Flexible Opportunities Fund: Class K        | FLEKX           |

## Nport-Ex

## Pioneer Flexible Opportunities Fund
Schedule of Investments \| January 31, 2023

---

| | | | | |
|:---|:---|:---|:---|:---|
| **A: PMARX** | **C: PRRCX** | **K: FLEKX** | **R: MUARX** | **Y: PMYRX** |

---

------

### Schedule of Investments \| 1/31/23
(Consolidated) (unaudited)

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**UNAFFILIATED ISSUERS — 97.9%** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Common Stocks — 75.7% of Net Assets** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Aerospace & Defense — 2.5%** |  |
| 18055 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Curtiss-Wright Corp. | $2993519 |
| 111023 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Leonardo S.p.A. | &nbsp;&nbsp; 1141085 |
| 4728 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MTU Aero Engines AG | &nbsp;&nbsp; 1176042 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Aerospace & Defense** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **5310646** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Airlines — 0.8%** |  |
| 18,513(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Copa Holdings S.A., Class A | $1704677 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Airlines** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1704677** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Banks — 15.4%** |  |
| 243000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Banco do Brasil S.A. | $1948289 |
| 33(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bank for Foreign Trade of Vietnam JSC | &nbsp;&nbsp;&nbsp; 129 |
| 3398300 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bank Mandiri Persero Tbk PT | &nbsp;&nbsp; 2255709 |
| 3969500 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bank Rakyat Indonesia Persero Tbk PT | &nbsp;&nbsp; 1212829 |
| 107599 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bankinter S.A. | &nbsp;&nbsp; 774383 |
| 48753 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BAWAG Group AG (144A) | &nbsp;&nbsp; 3002553 |
| 520194 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CaixaBank S.A. | &nbsp;&nbsp; 2300006 |
| 24466 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Comerica, Inc. | &nbsp;&nbsp; 1793602 |
| 123200 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DBS Group Holdings, Ltd. | &nbsp;&nbsp; 3356164 |
| 2,854,623(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Eurobank Ergasias Services and Holdings S.A. | &nbsp;&nbsp; 3848220 |
| 39476 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Hana Financial Group, Inc. | &nbsp;&nbsp; 1562311 |
| 144599 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ING Groep NV | &nbsp;&nbsp; 2083225 |
| 543336 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;NatWest Group Plc | &nbsp;&nbsp; 2063144 |
| 1814000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Postal Savings Bank of China Co., Ltd., Class H (144A) | &nbsp;&nbsp; 1233062 |
| 56800 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sumitomo Mitsui Financial Group, Inc. | &nbsp;&nbsp; 2466359 |
| 17,852(a)+ | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;TCS Group Holding Plc (G.D.R.) | &nbsp;&nbsp; 32134 |
| 30771 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Truist Financial Corp. | &nbsp;&nbsp; 1519780 |
| 44700 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;United Overseas Bank, Ltd. | &nbsp;&nbsp; 1014919 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Banks** | &nbsp;&nbsp; **$** **32466818** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Beverages — 0.5%** |  |
| 124755 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Coca-Cola Femsa S.A.B de CV | $949120 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Beverages** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **949120** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Capital Markets — 3.8%** |  |
| 87669 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;AllianceBernstein Holding LP | $3323532 |
| 25773 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Morgan Stanley | &nbsp;&nbsp; 2508486 |
| 19162 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Raymond James Financial, Inc. | &nbsp;&nbsp; 2160899 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Capital Markets** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **7992917** |

---

1Pioneer Flexible Opportunities Fund \| \| 1/31/23

------

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Commercial Services & Supplies — 1.5%** |  |
| 8105 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Republic Services, Inc. | $1011666 |
| 13415 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Waste Management, Inc. | &nbsp;&nbsp; 2075703 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Commercial Services & Supplies** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **3087369** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Communications Equipment — 1.0%** |  |
| 43405 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Cisco Systems, Inc. | $2112521 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Communications Equipment** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **2112521** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Construction & Engineering — 0.4%** |  |
| 6974 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Vinci S.A. | $785776 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Construction & Engineering** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **785776** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Diversified Financial Services — 0.7%** |  |
| 562398 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;M&G Plc | $1399878 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Diversified Financial Services** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1399878** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Electric Utilities — 2.3%** |  |
| 4495 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Acciona S.A. | $874727 |
| 36009 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Endesa S.A. | &nbsp;&nbsp; 715219 |
| 280161 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Iberdrola S.A. | &nbsp;&nbsp; 3272680 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Electric Utilities** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **4862626** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Electronic Equipment, Instruments &<br> Components — 1.1%** |  |
| 5100 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Keyence Corp. | $2322652 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Electronic Equipment, Instruments & Components** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **2322652** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Equity Real Estate Investment Trusts (REITs) —<br> 2.0%** |  |
| 1124200 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CapitaLand Ascendas Real Estate Investment Trust | $2464375 |
| 536400 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Frasers Centrepoint Trust | &nbsp;&nbsp; 906385 |
| 18528 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;SL Green Realty Corp. | &nbsp;&nbsp; 762427 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Equity Real Estate Investment Trusts (REITs)** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **4133187** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Food & Staples Retailing — 0.0%†** |  |
| 23,507(a)+# | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Magnit PJSC | $78336 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Food & Staples Retailing** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **78336** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Food Products — 2.5%** |  |
| 37497 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Archer-Daniels-Midland Co. | $3106627 |
| 34348 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mondelez International, Inc., Class A | &nbsp;&nbsp; 2247733 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Food Products** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **5354360** |

---

Pioneer Flexible Opportunities Fund \| \| 1/31/232

------

(Consolidated) (unaudited) (continued)

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Gas Utilities — 1.2%** |  |
| 488986 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Snam S.p.A. | $2484704 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Gas Utilities** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **2484704** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Health Care Equipment & Supplies — 1.4%** |  |
| 6882 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;EssilorLuxottica S.A. | $1256188 |
| 6,782(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Intuitive Surgical, Inc. | &nbsp;&nbsp; 1666270 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Health Care Equipment & Supplies** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **2922458** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Health Care Providers & Services — 2.9%** |  |
| 6550 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Elevance Health, Inc. | $3274935 |
| 5876 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;UnitedHealth Group, Inc. | &nbsp;&nbsp; 2933240 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Health Care Providers & Services** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **6208175** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Hotels, Restaurants & Leisure — 0.6%** |  |
| 84400 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OPAP S.A. | $1264390 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Hotels, Restaurants & Leisure** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1264390** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Household Durables — 0.9%** |  |
| 6497 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DR Horton, Inc. | $641189 |
| 12022 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Lennar Corp., Class A | &nbsp;&nbsp; 1231053 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Household Durables** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1872242** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Independent Power and Renewable Electricity<br> Producers — 1.1%** |  |
| 50159 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;RWE AG | $2224838 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Independent Power and Renewable Electricity Producers** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **2224838** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Insurance — 13.2%** |  |
| 273000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;AIA Group, Ltd. | $3082985 |
| 4550 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Allianz SE | &nbsp;&nbsp; 1084280 |
| 97849 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ASR Nederland NV | &nbsp;&nbsp; 4614614 |
| 444302 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Aviva Plc | &nbsp;&nbsp; 2496132 |
| 115972 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;AXA S.A. | &nbsp;&nbsp; 3607750 |
| 158500 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ping An Insurance Group Co. of China, Ltd., Class H | &nbsp;&nbsp; 1226982 |
| 344829 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Poste Italiane S.p.A. (144A) | &nbsp;&nbsp; 3668584 |
| 7743 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Swiss Life Holding AG | &nbsp;&nbsp; 4567144 |
| 7159 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Zurich Insurance Group AG | &nbsp;&nbsp; 3536100 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Insurance** | &nbsp;&nbsp; **$** **27884571** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Internet & Direct Marketing Retail — 1.0%** |  |
| 71500 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;JD.com, Inc., Class A | $2111859 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Internet & Direct Marketing Retail** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **2111859** |

---

3Pioneer Flexible Opportunities Fund \| \| 1/31/23

------

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Life Sciences Tools & Services — 1.6%** |  |
| 5748 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Thermo Fisher Scientific, Inc. | $3278257 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Life Sciences Tools & Services** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **3278257** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Mortgage Real Estate Investment Trusts (REITs)<br> — 6.2%** |  |
| 66349 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Blackstone Mortgage Trust, Inc., Class A | $1581760 |
| 80842 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BrightSpire Capital, Inc. | &nbsp;&nbsp; 616016 |
| 58806 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Great Ajax Corp. | &nbsp;&nbsp; 515729 |
| 210455 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ladder Capital Corp. | &nbsp;&nbsp; 2357096 |
| 393982 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Redwood Trust, Inc. | &nbsp;&nbsp; 3293689 |
| 232100 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Rithm Capital Corp. | &nbsp;&nbsp; 2184061 |
| 124546 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Starwood Property Trust, Inc. | &nbsp;&nbsp; 2601766 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Mortgage Real Estate Investment Trusts (REITs)** | &nbsp;&nbsp; **$** **13150117** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Oil, Gas & Consumable Fuels — 2.8%** |  |
| 45,047+# | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;LUKOIL PJSC | $127003 |
| 87406 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Marathon Oil Corp. | &nbsp;&nbsp; 2401043 |
| 28007 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;TotalEnergies SE | &nbsp;&nbsp; 1734916 |
| 67902 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Woodside Energy Group, Ltd. | &nbsp;&nbsp; 1737892 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Oil, Gas & Consumable Fuels** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **6000854** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Professional Services — 1.7%** |  |
| 26960 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Booz Allen Hamilton Holding Corp. | $2551495 |
| 4051 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Teleperformance | &nbsp;&nbsp; 1123031 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Professional Services** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **3674526** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Real Estate Management & Development — 0.2%** |  |
| 318 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;KWG Living Group Holdings, Ltd. | $75 |
| 342000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;S-Enjoy Service Group Co., Ltd. | &nbsp;&nbsp; 367683 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Real Estate Management & Development** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **367758** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Road & Rail — 0.4%** |  |
| 30037 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CSX Corp. | $928744 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Road & Rail** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **928744** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Software — 0.9%** |  |
| 12,501(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Palo Alto Networks, Inc. | $1983159 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Software** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1983159** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Specialty Retail — 0.5%** |  |
| 84,632(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Watches of Switzerland Group Plc (144A) | $989130 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Specialty Retail** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **989130** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Textiles, Apparel & Luxury Goods — 2.9%** |  |
| 62400 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Arezzo Industria e Comercio S.A. | $1076816 |

---

Pioneer Flexible Opportunities Fund \| \| 1/31/234

------

(Consolidated) (unaudited) (continued)

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Textiles, Apparel & Luxury Goods — (continued)** |  |
| 4525 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;LVMH Moet Hennessy Louis Vuitton SE | $3935483 |
| 402,900(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Samsonite International S.A. (144A) | &nbsp;&nbsp; 1194649 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Textiles, Apparel & Luxury Goods** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **6206948** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Thrifts & Mortgage Finance — 1.5%** |  |
| 46079 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;PennyMac Financial Services, Inc. | $3106646 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Thrifts & Mortgage Finance** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **3106646** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Trading Companies & Distributors — 0.2%** |  |
| 3022 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ferguson Plc | $430151 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Trading Companies & Distributors** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **430151** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Common Stocks<br> (Cost $142,125,357)** | **$159650410** |

---

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Principal<br> Amount<br> USD ($)** |  |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Convertible Corporate Bonds — 1.6%<br> of Net Assets** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Internet — 0.5%** |  |
| 1,132,000(b) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pinduoduo, Inc., 12/1/25 | $1091248 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Internet** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1091248** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**REITs — 1.1%** |  |
| 1853000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;PennyMac Corp., 5.50%, 3/15/26 | $1681597 |
| 686000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Redwood Trust, Inc., 7.75%, 6/15/27 (144A) | &nbsp;&nbsp; 650843 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total REITs** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **2332440** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Convertible Corporate Bonds<br> (Cost $3,333,879)** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **3423688** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Corporate Bonds — 0.9% of Net Assets** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Mining — 0.9%** |  |
| 752000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gold Fields Orogen Holdings BVI, Ltd., 6.125%, 5/15/29 (144A) | $771910 |
| 1039000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Teck Resources, Ltd., 6.125%, 10/1/35 | &nbsp;&nbsp; 1087223 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Mining** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1859133** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Corporate Bonds<br> (Cost $2,005,843)** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1859133** |

---

5Pioneer Flexible Opportunities Fund \| \| 1/31/23

------

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Preferred Stock — 0.0%† of Net Assets** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Equity Real Estate Investment Trusts (REITs) —<br> 0.0%†** |  |
| 204(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Wheeler Real Estate Investment Trust, Inc. | $13729 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Equity Real Estate Investment Trusts (REITs)** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **13729** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Preferred Stock<br> (Cost $167,705)** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **13729** |

---

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Principal<br> Amount<br> USD ($)** |  |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Foreign Government Bonds — 1.9% of<br> Net Assets** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Brazil — 0.5%** |  |
| 1286000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Brazilian Government International Bond, 5.000%, 1/27/45 | $1005687 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Brazil** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1005687** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Mexico — 0.5%** |  |
| &nbsp;&nbsp;MXN20,346,000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mexican Bonos, 7.500%, 6/3/27 | $1027138 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Mexico** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1027138** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Russia — 0.5%** |  |
| RUB260,822,000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Russian Federal Bond - OFZ, 7.000%, 8/16/23 | $557223 |
| RUB230,742,000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Russian Federal Bond - OFZ, 8.150%, 2/3/27 | &nbsp;&nbsp; 492959 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Russia** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **1050182** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Uruguay — 0.4%** |  |
| 647611 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Uruguay Government International Bond, 7.875%, 1/15/33 | $812292 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Uruguay** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **$** **812292** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Foreign Government Bonds<br> (Cost $9,547,918)** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **3895299** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**U.S. Government and Agency<br> Obligations — 7.6% of Net Assets** |  |
| 2310972 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U.S. Treasury Inflation Indexed Notes, 0.125%, 4/15/27 | $2182379 |
| 3328300 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U.S. Treasury Notes, 0.250%, 9/30/23 | &nbsp;&nbsp; 3230661 |
| 2400000 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U.S. Treasury Notes, 2.875%, 6/30/24 | &nbsp;&nbsp; 2349187 |

---

Pioneer Flexible Opportunities Fund \| \| 1/31/236

------

(Consolidated) (unaudited) (continued)

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Principal<br> Amount<br> USD ($)** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**U.S. Government and Agency Obligations<br> — (continued)** |  |
| 4010200 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U.S. Treasury Notes, 2.875%, 8/31/27 | $3923417 |
| 4837700 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U.S. Treasury Notes, 3.000%, 8/15/52 | &nbsp;&nbsp; 4280609 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total U.S. Government and Agency Obligations<br> (Cost $15,818,595)** | &nbsp;&nbsp; **$** **15966253** |

---

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Investment Companies — 3.0% of Net<br> Assets** |  |
| 93522 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ETFMG Prime Cyber Security ETF | $4295465 |
| 21857 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FCF US Quality ETF | &nbsp;&nbsp; 1061595 |
| 21336 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pacer US Cash Cows 100 ETF | &nbsp;&nbsp; 1061466 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Investment Companies<br> (Cost $5,801,330)** | &nbsp;&nbsp;&nbsp;&nbsp; **$6418526** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**SHORT TERM INVESTMENTS — 7.2% of Net<br> Assets** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Open-End Fund — 7.2%** |  |
| 15,239,480(c)(d) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Dreyfus Government Cash Management,<br> Institutional Shares, 4.23% | $15239480 |
|  |  | &nbsp;&nbsp; $15239480 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**TOTAL SHORT TERM INVESTMENTS<br> (Cost $15,239,480)** | &nbsp;&nbsp; **$** **15239480** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**TOTAL INVESTMENTS IN UNAFFILIATED ISSUERS — 97.9%<br> (Cost $194,040,107)** | **$206466518** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**OTHER ASSETS AND LIABILITIES — 2.1%** | &nbsp;&nbsp;&nbsp;&nbsp; $4519473 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**net assets — 100.0%** | **$210985991** |

---

7Pioneer Flexible Opportunities Fund \| \| 1/31/23

------

---

| | |
|:---|:---|
| (G.D.R.) | &nbsp;&nbsp;Global Depositary Receipts. |
| REIT | &nbsp;&nbsp;Real Estate Investment Trust. |
| (144A) | &nbsp;&nbsp;Security is exempt from registration under Rule 144A of the Securities Act of 1933. Such securities may be resold normally to qualified institutional buyers in a transaction exempt from registration. At January 31, 2023, the value of these securities amounted to $11,510,731, or 5.5% of net assets. |

---

---

| | |
|:---|:---|
| (a) | &nbsp;&nbsp;Non-income producing security. |
| (b) | &nbsp;&nbsp;Security issued with a zero coupon. Income is recognized through accretion of discount. |
| (c) | &nbsp;&nbsp;Rate periodically changes. Rate disclosed is the 7-day yield at January 31, 2023. |
| (d) | &nbsp;&nbsp;All or a portion of this security is held by Flexible Opportunities Commodity Fund Ltd. |
| + | &nbsp;&nbsp;Security is valued using significant unobservable inputs (Level 3). |
| † | &nbsp;&nbsp;Amount rounds to less than 0.1%. |
| # | &nbsp;&nbsp;Securities are restricted as to resale. |

---

---

| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;**Restricted Securities** | **Acquisition date** | &nbsp;&nbsp;&nbsp;&nbsp;**Cost** | &nbsp;&nbsp;&nbsp;&nbsp;**Value** |
| &nbsp;&nbsp;LUKOIL PJSC | 8/11/2021 | &nbsp;&nbsp;&nbsp;&nbsp;$3941439 | &nbsp;&nbsp;&nbsp;&nbsp;$127003 |
| &nbsp;&nbsp;Magnit PJSC | 12/1/2021 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1791726 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;78336 |
| &nbsp;&nbsp;**Total Restricted Securities** |  |  | &nbsp;&nbsp;&nbsp;&nbsp;$205339 |
| &nbsp;&nbsp;**% of Net assets** |  |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.1% |

---

Principal amounts are denominated in U.S. dollars ("USD") unless otherwise noted.

MXN — Mexican Peso <br> RUB — Russia Ruble

Various inputs are used in determining the value of the Fund's investments. These inputs are summarized in the three broad levels below.

---

| |
|:---|
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Level 1 – unadjusted quoted prices in active markets for identical securities. |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Level 2 – other significant observable inputs (including quoted prices for similar securities, interest rates, prepayment speeds, credit risks, etc.). |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Level 3 – significant unobservable inputs (including the Adviser's own assumptions in determining fair value of investments). |

---

Pioneer Flexible Opportunities Fund \| \| 1/31/238

------

(Consolidated) (unaudited) (continued)

The following is a summary of the inputs used as of January 31, 2023, in valuing the Fund's investments:

---

| | | | | |
|:---|:---|:---|:---|:---|
|  | **Level 1** | &nbsp;&nbsp;**Level 2** | &nbsp;&nbsp;**Level 3** | &nbsp;&nbsp;**Total** |
| Common Stocks |  |  |  |  |
| &nbsp;&nbsp;&nbsp;Banks | &nbsp;&nbsp;$32434684 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$— | &nbsp;&nbsp;$32134 | &nbsp;&nbsp;$32466818 |
| &nbsp;&nbsp;&nbsp;Food & Staples Retailing | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;78336 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;78336 |
| &nbsp;&nbsp;&nbsp;Oil, Gas & Consumable Fuels | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;5873851 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;127003 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;6000854 |
| &nbsp;&nbsp;&nbsp;All Other Common Stocks | &nbsp;&nbsp;&nbsp;121104402 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;121104402 |
| Convertible Corporate Bonds | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;3423688 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3423688 |
| Corporate Bonds | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;1859133 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1859133 |
| Preferred Stock | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;13729 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;13729 |
| Foreign Government Bonds | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;3895299 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3895299 |
| U.S. Government and Agency Obligations | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;15966253 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;15966253 |
| Investment Companies | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;6418526 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;6418526 |
| Open-End Fund | &nbsp;&nbsp;&nbsp;&nbsp;15239480 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;15239480 |
| **Total Investments in Securities** | **$181070943** | &nbsp;&nbsp;**$25158102** | &nbsp;&nbsp;**$237473** | &nbsp;&nbsp;**$206466518** |

---

During the period ended January 31, 2023, there were no significant transfers in or out of Level 3.

9Pioneer Flexible Opportunities Fund \| \| 1/31/23

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** Pioneer Series Trust VI

- **b. Investment Company Act file number:** 811-21978

- **c. CIK number of Registrant:** 0001380192

- **d. LEI of Registrant:** 549300VCXTX4QDFO7277

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

  - **Street Address 1:** 60 State Street

  - **City:** Boston

  - **State:** MA

  - **Foreign country:** US

  - **Zip / Postal Code:** 02109

  - **Telephone number:** 617-422-4947

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

- **a. Name of Series:** Pioneer Flexible Opportunities Fund

- **b. EDGAR series identifier (if any):** S000028857

- **c. LEI of Series:** J2DQS8666XH9H6F3DX14

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

- **a. Date of fiscal year-end:** 2023-10-31

- **b. Date as of which information is reported:** 2023-01-31

**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:** $211804629.43

**Total Liabilities:** $735577.16

**Net Assets:** $211069052.27

**Amount of Assets Invested in Other Investment Companies:** $18552.47

**Cash Not Reported:** $5626352.20

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000088499 | 2.91%                | -3.64%               | 5.72%                |
| Class ID C000088501 | 2.89%                | -3.56%               | 5.79%                |
| Class ID C000133350 | 2.77%                | -3.69%               | 5.64%                |
| Class ID C000200524 | 3.00%                | -3.64%               | 5.82%                |
| Class ID C000088500 | 2.80%                | -3.66%               | 5.58%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-3104755.99             | $12453891.95                               |
| Month 2  | $-1647922.65             | $-6232553.16                               |
| Month 3  | $-1304557.38             | $12830463.93                               |

**Designated Index Information**

- **Index Name:** 20% Bloomberg Global Aggregate, 80% MSCI ACWI

- **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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| US TREASURY N/B                    | United States Treasury Note/Bond               | CUSIP: 912810TJ7<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   4837700 | PA      | $4280608.61   | 2.03%             | 2052-08-15      | Fixed         | 3.00%                 | No            |                  2 | On Loan: No      |
| TotalEnergies SE                   | TotalEnergies SE                               | CUSIP: 000000000<br>LEI: 529900S21EQ1BO4ESM68 | Long             | EC               | CORP              | FR        |     28007 | NS      | $1734916.22   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Redwood Trust Inc                  | Redwood Trust Inc                              | CUSIP: 758075402<br>LEI: DRBV4N1ERQLEMIF11G78 | Long             | EC               | CORP              | US        |    393982 | NS      | $3293689.52   | 1.56%             |  |  |  | No            |                  1 | On Loan: No      |
| United Overseas Bank Ltd           | United Overseas Bank Ltd                       | CUSIP: 000000000<br>LEI: IO66REGK3RCBAMA8HR66 | Long             | EC               | CORP              | SG        |     44700 | NS      | $1014919.32   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| AXA SA                             | AXA SA                                         | CUSIP: 000000000<br>LEI: F5WCUMTUM4RKZ1MAIE39 | Long             | EC               | CORP              | FR        |    115972 | NS      | $3607749.43   | 1.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Pacer US Cash Cows 100 ETF         | Pacer US Cash Cows 100 ETF                     | CUSIP: 69374H881<br>LEI: 54930060GYZPJJ3VGH78 | Long             | EC               | CORP              | US        |     21336 | NS      | $1061466.00   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Poste Italiane SpA                 | Poste Italiane SpA                             | CUSIP: 000000000<br>LEI: 815600354DEDBD0BA991 | Long             | EC               | CORP              | IT        |    344829 | NS      | $3668583.97   | 1.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Great Ajax Corp                    | Great Ajax Corp                                | CUSIP: 38983D300<br>LEI: 5493004ID2QQWNGDYC18 | Long             | EC               | CORP              | US        |     58806 | NS      | $515728.62    | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Zurich Insurance Group AG          | Zurich Insurance Group AG                      | CUSIP: 000000000<br>LEI: 529900QVNRBND50TXP03 | Long             | EC               | CORP              | CH        |      7159 | NS      | $3536100.27   | 1.68%             |  |  |  | No            |                  1 | On Loan: No      |
| TCS Group Holding PLC              | TCS Group Holding PLC                          | CUSIP: 87238U203<br>LEI: 549300XQRN9MR54V1W18 | Long             | EC               | CORP              | CY        |     17852 | NS      | $32133.60     | 0.02%             |  |  |  | No            |                  3 | On Loan: No      |
| JD.com Inc                         | JD.com Inc                                     | CUSIP: 000000000<br>LEI: 549300HVTWB0GJZ16V92 | Long             | EC               | CORP              | CN        |     71500 | NS      | $2111858.59   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Rithm Capital Corp                 | Rithm Capital Corp                             | CUSIP: 64828T201<br>LEI: 549300WNTHGEO5LP2G31 | Long             | EC               | CORP              | US        |    232100 | NS      | $2184061.00   | 1.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Marathon Oil Corp                  | Marathon Oil Corp                              | CUSIP: 565849106<br>LEI: 1FRVQX2CRLGC1XLP5727 | Long             | EC               | CORP              | US        |     87406 | NS      | $2401042.82   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Morgan Stanley                     | Morgan Stanley                                 | CUSIP: 617446448<br>LEI: IGJSJL3JD5P30I6NJZ34 | Long             | EC               | CORP              | US        |     25773 | NS      | $2508486.09   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| AllianceBernstein Holding LP       | AllianceBernstein Holding LP                   | CUSIP: 01881G106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     87669 | NS      | $3323531.79   | 1.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Bankinter SA                       | Bankinter SA                                   | CUSIP: 000000000<br>LEI: VWMYAEQSTOPNV0SUGU82 | Long             | EC               | CORP              | ES        |    107599 | NS      | $774382.79    | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| Bank Mandiri Persero Tbk PT        | Bank Mandiri Persero Tbk PT                    | CUSIP: 000000000<br>LEI: 549300RSKQN4Z5ZSGH94 | Long             | EC               | CORP              | ID        |   3398300 | NS      | $2255709.47   | 1.07%             |  |  |  | No            |                  1 | On Loan: No      |
| LVMH Moet Hennessy Louis Vuitt     | LVMH Moet Hennessy Louis Vuitton SE            | CUSIP: 000000000<br>LEI: IOG4E947OATN0KJYSD45 | Long             | EC               | CORP              | FR        |      4525 | NS      | $3935483.00   | 1.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Hana Financial Group Inc           | Hana Financial Group Inc                       | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | KR        |     39476 | NS      | $1562311.25   | 0.74%             |  |  |  | No            |                  1 | On Loan: No      |
| SL Green Realty Corp               | SL Green Realty Corp                           | CUSIP: 78440X887<br>LEI: 549300VQZPJU97H3GT17 | Long             | EC               | CORP              | US        |     18528 | NS      | $762427.20    | 0.36%             |  |  |  | No            |                  1 | On Loan: No      |
| ASR Nederland NV                   | ASR Nederland NV                               | CUSIP: 000000000<br>LEI: 7245000G0HS48PZWUD53 | Long             | EC               | CORP              | NL        |     97849 | NS      | $4614614.32   | 2.19%             |  |  |  | No            |                  1 | On Loan: No      |
| NatWest Group PLC                  | NatWest Group PLC                              | CUSIP: 000000000<br>LEI: 2138005O9XJIJN4JPN90 | Long             | EC               | CORP              | GB        |    543336 | NS      | $2063143.51   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Republic Services Inc              | Republic Services Inc                          | CUSIP: 760759100<br>LEI: NKNQHM6BLECKVOQP7O46 | Long             | EC               | CORP              | US        |      8105 | NS      | $1011666.10   | 0.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Watches of Switzerland Group P     | Watches of Switzerland Group PLC               | CUSIP: 000000000<br>LEI: 2138008ZOT5K9PJW7168 | Long             | EC               | CORP              | GB        |     84632 | NS      | $989129.56    | 0.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Swiss Life Holding AG              | Swiss Life Holding AG                          | CUSIP: 000000000<br>LEI: 5493000KUC3Z24U77V93 | Long             | EC               | CORP              | CH        |      7743 | NS      | $4567143.64   | 2.16%             |  |  |  | No            |                  1 | On Loan: No      |
| KWG Living Group Holdings Ltd      | KWG Living Group Holdings Ltd                  | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |       318 | NS      | $74.62        | 0.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Lennar Corp                        | Lennar Corp                                    | CUSIP: 526057104<br>LEI: 529900G61XVRLX5TJX09 | Long             | EC               | CORP              | US        |     12022 | NS      | $1231052.80   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Teleperformance                    | Teleperformance                                | CUSIP: 000000000<br>LEI: 9695004GI61FHFFNRG61 | Long             | EC               | CORP              | FR        |      4051 | NS      | $1123031.39   | 0.53%             |  |  |  | No            |                  1 | On Loan: No      |
| S-Enjoy Service Group Co Ltd       | S-Enjoy Service Group Co Ltd                   | CUSIP: 000000000<br>LEI: 655600VN9RYDUXGUSB67 | Long             | EC               | CORP              | CN        |    342000 | NS      | $367683.31    | 0.17%             |  |  |  | No            |                  1 | On Loan: No      |
| OPAP SA                            | OPAP SA                                        | CUSIP: 000000000<br>LEI: 213800M4NRGFJCI34834 | Long             | EC               | CORP              | GR        |     84400 | NS      | $1264390.24   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Archer-Daniels-Midland Co          | Archer-Daniels-Midland Co                      | CUSIP: 039483102<br>LEI: 549300LO13MQ9HYSTR83 | Long             | EC               | CORP              | US        |     37497 | NS      | $3106626.45   | 1.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Ferguson PLC                       | Ferguson PLC                                   | CUSIP: 000000000<br>LEI: 213800DU1LGY3R2S2X42 | Long             | EC               | CORP              | GB        |      3022 | NS      | $430151.48    | 0.20%             |  |  |  | No            |                  1 | On Loan: No      |
| FED REPUBLIC OF BRAZIL             | Brazilian Government International Bond        | CUSIP: 105756BW9<br>LEI: 254900ZFY40OYEADAP90 | Long             | DBT              | NUSS              | BR        |   1286000 | PA      | $1005686.89   | 0.48%             | 2045-01-27      | Fixed         | 5.00%                 | No            |                  2 | On Loan: No      |
| MEX BONOS DESARR FIX RT            | Mexican Bonos                                  | CUSIP: 000000000<br>LEI: 254900EGTWEU67VP6075 | Long             | DBT              | NUSS              | MX        |  20346000 | PA      | $1027137.78   | 0.49%             | 2027-06-03      | Fixed         | 7.50%                 | No            |                  2 | On Loan: No      |
| US TREASURY N/B                    | United States Treasury Note/Bond               | CUSIP: 91282CDA6<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   3328300 | PA      | $3230661.19   | 1.53%             | 2023-09-30      | Fixed         | 0.25%                 | No            |                  2 | On Loan: No      |
| Cisco Systems Inc                  | Cisco Systems Inc                              | CUSIP: 17275R102<br>LEI: 549300LKFJ962MZ46593 | Long             | EC               | CORP              | US        |     43405 | NS      | $2112521.35   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Allianz SE                         | Allianz SE                                     | CUSIP: 000000000<br>LEI: 529900K9B0N5BT694847 | Long             | EC               | CORP              | DE        |      4550 | NS      | $1084279.92   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| US TREASURY N/B                    | United States Treasury Note/Bond               | CUSIP: 91282CFH9<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   4010200 | PA      | $3923416.79   | 1.86%             | 2027-08-31      | Fixed         | 3.12%                 | No            |                  2 | On Loan: No      |
| Aviva PLC                          | Aviva PLC                                      | CUSIP: 000000000<br>LEI: YF0Y5B0IB8SM0ZFG9G81 | Long             | EC               | CORP              | GB        |    444302 | NS      | $2496131.93   | 1.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Samsonite International SA         | Samsonite International SA                     | CUSIP: 000000000<br>LEI: 549300UULS5HYFJSEL12 | Long             | EC               | CORP              | US        |    402900 | NS      | $1194649.38   | 0.57%             |  |  |  | No            |                  1 | On Loan: No      |
| ING Groep NV                       | ING Groep NV                                   | CUSIP: 000000000<br>LEI: 549300NYKK9MWM7GGW15 | Long             | EC               | CORP              | NL        |    144599 | NS      | $2083225.04   | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| BrightSpire Capital Inc            | BrightSpire Capital Inc                        | CUSIP: 10949T109<br>LEI: 549300BOIFLLMVU37752 | Long             | EC               | CORP              | US        |     80842 | NS      | $616016.04    | 0.29%             |  |  |  | No            |                  1 | On Loan: No      |
| Bank for Foreign Trade of Viet     | Bank for Foreign Trade of Vietnam JSC          | CUSIP: 000000000<br>LEI: 2549004TS5QUBFGAWE51 | Long             | EC               | CORP              | VN        |        33 | NS      | $129.34       | 0.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Elevance Health Inc                | Elevance Health Inc                            | CUSIP: 036752103<br>LEI: 8MYN82XMYQH89CTMTH67 | Long             | EC               | CORP              | US        |      6550 | NS      | $3274934.50   | 1.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Eurobank Ergasias Services and     | Eurobank Ergasias Services and Holdings SA     | CUSIP: 000000000<br>LEI: JEUVK5RWVJEN8W0C9M24 | Long             | EC               | CORP              | GR        |   2854623 | NS      | $3848220.21   | 1.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Curtiss-Wright Corp                | Curtiss-Wright Corp                            | CUSIP: 231561101<br>LEI: TEL51ETZWP7D0ZM4X325 | Long             | EC               | CORP              | US        |     18055 | NS      | $2993519.00   | 1.42%             |  |  |  | No            |                  1 | On Loan: No      |
| Starwood Property Trust Inc        | Starwood Property Trust Inc                    | CUSIP: 85571B105<br>LEI: BUGSFQZERKRBFWIG5267 | Long             | EC               | CORP              | US        |    124546 | NS      | $2601765.94   | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |
| CapitaLand Ascendas REIT           | CapitaLand Ascendas REIT                       | CUSIP: 000000000<br>LEI: 549300ILIBAEMQZK3L20 | Long             | EC               | CORP              | SG        |   1124200 | NS      | $2464375.10   | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| US TREASURY N/B                    | United States Treasury Note/Bond               | CUSIP: 91282CEX5<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2400000 | PA      | $2349187.49   | 1.11%             | 2024-06-30      | Fixed         | 3.00%                 | No            |                  2 | On Loan: No      |
| Magnit PJSC                        | Magnit PJSC                                    | CUSIP: 000000000<br>LEI: 2534009KKPTVL99W2Y12 | Long             | EC               | CORP              | RU        |     23507 | NS      | $78335.74     | 0.04%             |  |  |  | Yes           |                  3 | On Loan: No      |
| Banco do Brasil SA                 | Banco do Brasil SA                             | CUSIP: 000000000<br>LEI: QE0Q0253K88YAGNPE356 | Long             | EC               | CORP              | BR        |    243000 | NS      | $1948289.11   | 0.92%             |  |  |  | No            |                  1 | On Loan: No      |
| Sumitomo Mitsui Financial Grou     | Sumitomo Mitsui Financial Group Inc            | CUSIP: 000000000<br>LEI: 35380028MYWPB6AUO129 | Long             | EC               | CORP              | JP        |     56800 | NS      | $2466358.85   | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| Coca-Cola Femsa SAB de CV          | Coca-Cola Femsa SAB de CV                      | CUSIP: 000000000<br>LEI: 5493008KEVFYPMGTXO33 | Long             | EC               | CORP              | MX        |    124755 | NS      | $949119.85    | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Raymond James Financial Inc        | Raymond James Financial Inc                    | CUSIP: 754730109<br>LEI: RGUZHJ05YTITL6D76949 | Long             | EC               | CORP              | US        |     19162 | NS      | $2160898.74   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| DR Horton Inc                      | DR Horton Inc                                  | CUSIP: 23331A109<br>LEI: 529900ZIUEYVSB8QDD25 | Long             | EC               | CORP              | US        |      6497 | NS      | $641188.93    | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Mondelez International Inc         | Mondelez International Inc                     | CUSIP: 609207105<br>LEI: 549300DV9GIB88LZ5P30 | Long             | EC               | CORP              | US        |     34348 | NS      | $2247733.12   | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Leonardo SpA                       | Leonardo SpA                                   | CUSIP: 000000000<br>LEI: 529900X4EEX1U9LN3U39 | Long             | EC               | CORP              | IT        |    111023 | NS      | $1141085.08   | 0.54%             |  |  |  | No            |                  1 | On Loan: No      |
| CSX Corp                           | CSX Corp                                       | CUSIP: 126408103<br>LEI: 549300JVQR4N1MMP3Q88 | Long             | EC               | CORP              | US        |     30037 | NS      | $928744.04    | 0.44%             |  |  |  | No            |                  1 | On Loan: No      |
| PENNYMAC CORP                      | PennyMac Corp                                  | CUSIP: 70932AAF0<br>LEI: EWN0I878407TKQNXZ933 | Long             | DBT              | CORP              | US        |   1853000 | PA      | $1681597.50   | 0.80%             | 2026-03-15      | Fixed         | 5.50%                 | No            |                  2 | On Loan: No      |
| MTU Aero Engines AG                | MTU Aero Engines AG                            | CUSIP: 000000000<br>LEI: 529900807L67JY81RD65 | Long             | EC               | CORP              | DE        |      4728 | NS      | $1176042.34   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Acciona SA                         | Acciona SA                                     | CUSIP: 000000000<br>LEI: 54930002KP75TLLLNO21 | Long             | EC               | CORP              | ES        |      4495 | NS      | $874726.33    | 0.41%             |  |  |  | No            |                  1 | On Loan: No      |
| PennyMac Financial Services In     | PennyMac Financial Services Inc                | CUSIP: 70932M107<br>LEI: 549300W1D516HBDEU871 | Long             | EC               | CORP              | US        |     46079 | NS      | $3106646.18   | 1.47%             |  |  |  | No            |                  1 | On Loan: No      |
| Waste Management Inc               | Waste Management Inc                           | CUSIP: 94106L109<br>LEI: 549300YX8JIID70NFS41 | Long             | EC               | CORP              | US        |     13415 | NS      | $2075702.95   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| DBS Group Holdings Ltd             | DBS Group Holdings Ltd                         | CUSIP: 000000000<br>LEI: 5493007FKT78NKPM5V55 | Long             | EC               | CORP              | SG        |    123200 | NS      | $3356163.80   | 1.59%             |  |  |  | No            |                  1 | On Loan: No      |
| PING AN                            | Ping An Insurance Group Co of China Ltd        | CUSIP: 000000000<br>LEI: 529900M9MC28JLN35U89 | Long             | EC               | CORP              | CN        |    158500 | NS      | $1226982.01   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| Bank Rakyat Indonesia Persero      | Bank Rakyat Indonesia Persero Tbk PT           | CUSIP: 000000000<br>LEI: 254900HB6S4B12GBNP64 | Long             | EC               | CORP              | ID        |   3969500 | NS      | $1212829.22   | 0.57%             |  |  |  | No            |                  1 | On Loan: No      |
| PSBC                               | Postal Savings Bank of China Co Ltd            | CUSIP: 000000000<br>LEI: 300300C1040311005298 | Long             | EC               | CORP              | CN        |   1814000 | NS      | $1233061.48   | 0.58%             |  |  |  | No            |                  1 | On Loan: No      |
| TSY INFL IX N/B                    | United States Treasury Inflation Indexed Bonds | CUSIP: 91282CEJ6<br>LEI: 254900HROIFWPRGM1V77 | Long             | DBT              | UST               | US        |   2310972 | PA      | $2182379.35   | 1.03%             | 2027-04-15      | Fixed         | 0.12%                 | No            |                  2 | On Loan: No      |
| REDWOOD TRUST INC                  | Redwood Trust Inc                              | CUSIP: 758075AE5<br>LEI: DRBV4N1ERQLEMIF11G78 | Long             | DBT              | CORP              | US        |    686000 | PA      | $650842.50    | 0.31%             | 2027-06-15      | Fixed         | 7.75%                 | No            |                  2 | On Loan: No      |
| Snam SpA                           | Snam SpA                                       | CUSIP: 000000000<br>LEI: 8156002278562044AF79 | Long             | EC               | CORP              | IT        |    488986 | NS      | $2484703.68   | 1.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Keyence Corp                       | Keyence Corp                                   | CUSIP: 000000000<br>LEI: 529900M7PQBS7A89DZ11 | Long             | EC               | CORP              | JP        |      5100 | NS      | $2322652.02   | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| RUSSIA GOVT BOND - OFZ             | Russian Federal Bond - OFZ                     | CUSIP: 000000000<br>LEI: 5493004EHVGF71PDBU58 | Long             | DBT              | NUSS              | RU        | 230742000 | PA      | $492959.46    | 0.23%             | 2027-02-03      | Fixed         | 8.15%                 | No            |                  2 | On Loan: No      |
| Comerica Inc                       | Comerica Inc                                   | CUSIP: 200340107<br>LEI: I9Q57JVPWHHZ3ZGBW498 | Long             | EC               | CORP              | US        |     24466 | NS      | $1793602.46   | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Intuitive Surgical Inc             | Intuitive Surgical Inc                         | CUSIP: 46120E602<br>LEI: 54930052SRG011710797 | Long             | EC               | CORP              | US        |      6782 | NS      | $1666269.58   | 0.79%             |  |  |  | No            |                  1 | On Loan: No      |
| Iberdrola SA                       | Iberdrola SA                                   | CUSIP: 000000000<br>LEI: 5QK37QC7NWOJ8D7WVQ45 | Long             | EC               | CORP              | ES        |    280161 | NS      | $3272680.20   | 1.55%             |  |  |  | No            |                  1 | On Loan: No      |
| CaixaBank SA                       | CaixaBank SA                                   | CUSIP: 000000000<br>LEI: 7CUNS533WID6K7DGFI87 | Long             | EC               | CORP              | ES        |    520194 | NS      | $2300006.07   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Palo Alto Networks Inc             | Palo Alto Networks Inc                         | CUSIP: 697435105<br>LEI: 549300QXR2YVZV231H43 | Long             | EC               | CORP              | US        |     12501 | NS      | $1983158.64   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| PINDUODUO INC                      | Pinduoduo Inc                                  | CUSIP: 722304AC6<br>LEI: 5493000573DS7005T657 | Long             | DBT              | CORP              | KY        |   1132000 | PA      | $1091248.00   | 0.52%             | 2025-12-01      | None          | 0.00%                 | No            |                  2 | On Loan: No      |
| AIA Group Ltd                      | AIA Group Ltd                                  | CUSIP: 000000000<br>LEI: ZP5ILWVSYE4LJGMMVD57 | Long             | EC               | CORP              | HK        |    273000 | NS      | $3082985.28   | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| RWE AG                             | RWE AG                                         | CUSIP: 000000000<br>LEI: 529900GB7KCA94ACC940 | Long             | EC               | CORP              | DE        |     50159 | NS      | $2224838.56   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| EssilorLuxottica SA                | EssilorLuxottica SA                            | CUSIP: 000000000<br>LEI: 549300M3VH1A3ER1TB49 | Long             | EC               | CORP              | FR        |      6882 | NS      | $1256188.56   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| GOLD FIELDS OROGEN HOLD            | Gold Fields Orogen Holdings BVI Ltd            | CUSIP: 38060AAC8<br>LEI: 213800CLGJ2E9KGU2F20 | Long             | DBT              | CORP              | VG        |    752000 | PA      | $771909.77    | 0.37%             | 2029-05-15      | Fixed         | 6.12%                 | No            |                  2 | On Loan: No      |
| Blackstone Mortgage Trust Inc      | Blackstone Mortgage Trust Inc                  | CUSIP: 09257W100<br>LEI: 549300OLDJ20R2Y2UW20 | Long             | EC               | CORP              | US        |     66349 | NS      | $1581760.16   | 0.75%             |  |  |  | No            |                  1 | On Loan: No      |
| UnitedHealth Group Inc             | UnitedHealth Group Inc                         | CUSIP: 91324P102<br>LEI: 549300GHBMY8T5GXDE41 | Long             | EC               | CORP              | US        |      5876 | NS      | $2933240.44   | 1.39%             |  |  |  | No            |                  1 | On Loan: No      |
| Thermo Fisher Scientific Inc       | Thermo Fisher Scientific Inc                   | CUSIP: 883556102<br>LEI: HCHV7422L5HDJZCRFL38 | Long             | EC               | CORP              | US        |      5748 | NS      | $3278256.84   | 1.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Booz Allen Hamilton Holding Co     | Booz Allen Hamilton Holding Corp               | CUSIP: 099502106<br>LEI: 529900JPV47PIUWMA015 | Long             | EC               | CORP              | US        |     26960 | NS      | $2551494.40   | 1.21%             |  |  |  | No            |                  1 | On Loan: No      |
| Vinci SA                           | Vinci SA                                       | CUSIP: 000000000<br>LEI: 213800WFQ334R8UXUG83 | Long             | EC               | CORP              | FR        |      6974 | NS      | $785776.10    | 0.37%             |  |  |  | No            |                  1 | On Loan: No      |
| RUSSIA GOVT BOND - OFZ             | Russian Federal Bond - OFZ                     | CUSIP: 000000000<br>LEI: 5493004EHVGF71PDBU58 | Long             | DBT              | NUSS              | RU        | 260822000 | PA      | $557222.67    | 0.26%             | 2023-08-16      | Fixed         | 7.00%                 | No            |                  2 | On Loan: No      |
| LUKOIL PJSC                        | LUKOIL PJSC                                    | CUSIP: 000000000<br>LEI: 549300LCJ1UJXHYBWI24 | Long             | EC               | CORP              | RU        |     45047 | NS      | $127003.20    | 0.06%             |  |  |  | Yes           |                  3 | On Loan: No      |
| BAWAG Group AG                     | BAWAG Group AG                                 | CUSIP: 000000000<br>LEI: 529900S9YO2JHTIIDG38 | Long             | EC               | CORP              | AT        |     48753 | NS      | $3002553.33   | 1.42%             |  |  |  | No            |                  1 | On Loan: No      |
| M&G PLC                            | M&G PLC                                        | CUSIP: 000000000<br>LEI: 254900TWUJUQ44TQJY84 | Long             | EC               | CORP              | GB        |    562398 | NS      | $1399878.44   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| REPUBLICA ORIENT URUGUAY           | Uruguay Government International Bond          | CUSIP: 917288BA9<br>LEI: 549300RDR012H2V82H43 | Long             | DBT              | NUSS              | UY        |    647611 | PA      | $812291.77    | 0.38%             | 2033-01-15      | Fixed         | 7.88%                 | No            |                  2 | On Loan: No      |
| TECK RESOURCES LIMITED             | Teck Resources Ltd                             | CUSIP: 878742AE5<br>LEI: T8KI5SQ2JRWHL7XY0E11 | Long             | DBT              | CORP              | CA        |   1039000 | PA      | $1087223.43   | 0.52%             | 2035-10-01      | Fixed         | 6.12%                 | No            |                  2 | On Loan: No      |
| ETFMG Prime Cyber Security ETF     | ETFMG Prime Cyber Security ETF                 | CUSIP: 26924G201<br>LEI: 5493004MXR6Z3HXGJ429 | Long             | EC               | PF                | US        |     93522 | NS      | $4295465.46   | 2.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Woodside Energy Group Ltd          | Woodside Energy Group Ltd                      | CUSIP: 000000000<br>LEI: 2549005ZC5RXAOO7FH41 | Long             | EC               | CORP              | AU        |     67902 | NS      | $1737892.00   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Ladder Capital Corp                | Ladder Capital Corp                            | CUSIP: 505743104<br>LEI: 549300Q6LLV2QCV67C06 | Long             | EC               | CORP              | US        |    210455 | NS      | $2357096.00   | 1.12%             |  |  |  | No            |                  1 | On Loan: No      |
| Endesa SA                          | Endesa SA                                      | CUSIP: 000000000<br>LEI: 549300LHK07F2CHV4X31 | Long             | EC               | CORP              | ES        |     36009 | NS      | $715219.06    | 0.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Dreyfus Government Cash Management | Dreyfus Government Cash Management             | CUSIP: 262006208<br>LEI: 5493000Q69I5Q3QZIA91 | Long             | STIV             | RF                | US        |  11949645 | NS      | $11949644.88  | 5.66%             |  |  |  | No            |                  1 | On Loan: No      |
| WHEELER REIT INC /PREF/ /REST/     | WHEELER REIT INC /PREF/ /REST/                 | CUSIP: 000000000<br>LEI: N/A                  | Long             | EP               | CORP              | US        |       204 | NS      | $13729.20     | 0.01%             |  |  |  | No            |                  1 | On Loan: No      |
| FCF US Quality ETF                 | FCF US Quality ETF                             | CUSIP: 89628W302<br>LEI: 549300WE6LAGKBZPR144 | Long             | EC               | RF                | US        |     21857 | NS      | $1061594.49   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Copa Holdings SA                   | Copa Holdings SA                               | CUSIP: 000000000<br>LEI: 529900BB9UQJV6QQHA59 | Long             | EC               | CORP              | PA        |     18513 | NS      | $1704677.04   | 0.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Frasers Centrepoint Trust          | Frasers Centrepoint Trust                      | CUSIP: 000000000<br>LEI: 5493002RGQ266FKERZ83 | Long             | EC               | CORP              | SG        |    536400 | NS      | $906384.53    | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Truist Financial Corp              | Truist Financial Corp                          | CUSIP: 89832Q109<br>LEI: 549300DRQQI75D2JP341 | Long             | EC               | CORP              | US        |     30771 | NS      | $1519779.69   | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Arezzo Industria e Comercio SA     | Arezzo Industria e Comercio SA                 | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | BR        |     62400 | NS      | $1076815.79   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2023-03-17

**Name of Applicant:** Pioneer Series Trust VI

**Signature:** Anthony J. Koenig, Jr

**Name of Signer:** Anthony J. Koenig, Jr

**Title:** Managing Director, Chief Operations Officer & Treasurer of the Funds