# EDGAR Filing Document

**Accession Number:** 0001306349
**File Stem:** 0001752724-23-012645
**Filing Date:** 2023-1
**Character Count:** 35776
**Document Hash:** f2061223aad2364ec4d00e8a054dad47
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-012645.hdr.sgml**: 20230125

**ACCESSION NUMBER**: 0001752724-23-012645

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20221130

**FILED AS OF DATE**: 20230125

**DATE AS OF CHANGE**: 20230125

**PERIOD START**: 20230831

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Pioneer Series Trust III
- **CENTRAL INDEX KEY:** 0001306349
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-21664
- **FILM NUMBER:** 23552081

**BUSINESS ADDRESS:**
- **STREET 1:** 60 STATE STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109
- **BUSINESS PHONE:** (617)742-7825

**MAIL ADDRESS:**
- **STREET 1:** 60 STATE STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109

## Series and Classes Contracts Data

### Pioneer Disciplined Value Fund (Series ID: S000010093)

| Class ID   | Class Name                              | Ticker Symbol   |
|:---|:---|:---|
| C000027968 | Pioneer Disciplined Value Fund: Class A | CVFCX           |
| C000027970 | Pioneer Disciplined Value Fund: Class C | CVCFX           |
| C000027971 | Pioneer Disciplined Value Fund: Class Y | CVFYX           |
| C000041565 | Pioneer Disciplined Value Fund: Class R | CVRFX           |
| C000199250 | Pioneer Disciplined Value Fund: Class K | CVKFX           |

## Nport-Ex

## Pioneer Disciplined Value Fund
Schedule of Investments \| November 30, 2022

---

| | | | | |
|:---|:---|:---|:---|:---|
| **A: CVFCX** | **C: CVCFX** | **K: CVKFX** | **R: CVRFX** | **Y: CVFYX** |

---

------

### Schedule of Investments \| 11/30/22
(unaudited)

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**UNAFFILIATED ISSUERS — 99.9%** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Common Stocks — 99.0% of Net Assets** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Aerospace & Defense — 1.8%** |  |
| 81368 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Raytheon Technologies Corp. | $8032649 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Aerospace & Defense** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **8032649** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Air Freight & Logistics — 1.7%** |  |
| 41187 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FedEx Corp. | $7505095 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Air Freight & Logistics** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **7505095** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Auto Components — 2.8%** |  |
| 66,688(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Aptiv Plc | $7113609 |
| 129322 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BorgWarner, Inc. | &nbsp;&nbsp; 5497478 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Auto Components** | &nbsp;&nbsp; **$** **12611087** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Banks — 13.4%** |  |
| 149662 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;JPMorgan Chase & Co. | $20680295 |
| 28906 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;PNC Financial Services Group, Inc. | &nbsp;&nbsp; 4863724 |
| 326352 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;US Bancorp | &nbsp;&nbsp; 14813117 |
| 409044 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Wells Fargo & Co. | &nbsp;&nbsp; 19613660 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Banks** | &nbsp;&nbsp; **$** **59970796** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Capital Markets — 7.3%** |  |
| 213192 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bank of New York Mellon Corp. | $9785513 |
| 3481 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BlackRock, Inc. | &nbsp;&nbsp; 2492396 |
| 120023 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Charles Schwab Corp. | &nbsp;&nbsp; 9906698 |
| 130400 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;State Street Corp. | &nbsp;&nbsp; 10388968 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Capital Markets** | &nbsp;&nbsp; **$** **32573575** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Chemicals — 4.3%** |  |
| 13508 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Air Products and Chemicals, Inc. | $4189641 |
| 37228 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;FMC Corp. | &nbsp;&nbsp; 4863466 |
| 94809 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;International Flavors & Fragrances, Inc. | &nbsp;&nbsp; 10032688 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Chemicals** | &nbsp;&nbsp; **$** **19085795** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Diversified Telecommunication Services — 4.3%** |  |
| 991854 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;AT&T, Inc. | $19122945 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Diversified Telecommunication Services** | &nbsp;&nbsp; **$** **19122945** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Electrical Equipment — 1.4%** |  |
| 38495 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Eaton Corp. Plc | $6292008 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Electrical Equipment** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **6292008** |

---

1Pioneer Disciplined Value Fund \| \| 11/30/22

------

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Electronic Equipment, Instruments & Components —<br> 1.8%** |  |
| 198381 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;National Instruments Corp. | $8137589 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Electronic Equipment, Instruments & Components** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **8137589** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Energy Equipment & Services — 2.1%** |  |
| 249740 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Baker Hughes Co. | $7247455 |
| 40360 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Schlumberger, Ltd. | &nbsp;&nbsp; 2080558 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Energy Equipment & Services** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **9328013** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Entertainment — 2.4%** |  |
| 86,064(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Walt Disney Co. | $8423084 |
| 196,010(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Warner Bros Discovery, Inc. | &nbsp;&nbsp; 2234514 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Entertainment** | &nbsp;&nbsp; **$** **10657598** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Equity Real Estate Investment Trusts (REITs) — 1.5%** |  |
| 357882 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Outfront Media, Inc. | $6545662 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Equity Real Estate Investment Trusts (REITs)** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **6545662** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Health Care Equipment & Supplies — 3.6%** |  |
| 98,327(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Boston Scientific Corp. | $4451263 |
| 145502 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Medtronic Plc | &nbsp;&nbsp; 11500478 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Health Care Equipment & Supplies** | &nbsp;&nbsp; **$** **15951741** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Hotels, Restaurants & Leisure — 5.8%** |  |
| 70114 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Darden Restaurants, Inc. | $10306057 |
| 223259 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;International Game Technology Plc | &nbsp;&nbsp; 5478776 |
| 130,192(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Las Vegas Sands Corp. | &nbsp;&nbsp; 6098193 |
| 39371 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Starbucks Corp. | &nbsp;&nbsp; 4023716 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Hotels, Restaurants & Leisure** | &nbsp;&nbsp; **$** **25906742** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**IT Services — 4.5%** |  |
| 108791 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Cognizant Technology Solutions Corp., Class A | $6767888 |
| 75,814(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Fiserv, Inc. | &nbsp;&nbsp; 7911949 |
| 37479 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;International Business Machines Corp. | &nbsp;&nbsp; 5580623 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total IT Services** | &nbsp;&nbsp; **$** **20260460** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Life Sciences Tools & Services — 1.0%** |  |
| 126,946(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Syneos Health, Inc. | $4478655 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Life Sciences Tools & Services** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **4478655** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Machinery — 2.9%** |  |
| 20970 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Caterpillar, Inc. | $4957517 |
| 95051 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Stanley Black & Decker, Inc. | &nbsp;&nbsp; 7767568 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Machinery** | &nbsp;&nbsp; **$** **12725085** |

---

Pioneer Disciplined Value Fund \| \| 11/30/222

------

(unaudited) (continued)

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Media — 4.9%** |  |
| 603215 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Comcast Corp., Class A | $22101798 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Media** | &nbsp;&nbsp; **$** **22101798** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Metals & Mining — 3.3%** |  |
| 117117 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Alcoa Corp. | $5871075 |
| 235718 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Teck Resources, Ltd., Class B | &nbsp;&nbsp; 8742781 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Metals & Mining** | &nbsp;&nbsp; **$** **14613856** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Multiline Retail — 1.6%** |  |
| 43146 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Target Corp. | $7208402 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Multiline Retail** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **7208402** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Oil, Gas & Consumable Fuels — 10.9%** |  |
| 28963 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Chevron Corp. | $5309208 |
| 160812 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Coterra Energy, Inc. | &nbsp;&nbsp; 4488263 |
| 518124 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Energy Transfer LP | &nbsp;&nbsp; 6497275 |
| 93089 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;EQT Corp. | &nbsp;&nbsp; 3947904 |
| 209673 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Exxon Mobil Corp. | &nbsp;&nbsp; 23344992 |
| 20692 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pioneer Natural Resources Co. | &nbsp;&nbsp; 4883105 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Oil, Gas & Consumable Fuels** | &nbsp;&nbsp; **$** **48470747** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Pharmaceuticals — 7.7%** |  |
| 646,148(a) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Elanco Animal Health, Inc. | $8315925 |
| 245861 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Organon & Co. | &nbsp;&nbsp; 6397303 |
| 394894 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pfizer, Inc. | &nbsp;&nbsp; 19796036 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Pharmaceuticals** | &nbsp;&nbsp; **$** **34509264** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Semiconductors & Semiconductor Equipment — 3.2%** |  |
| 168740 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Micron Technology, Inc. | $9727861 |
| 51933 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MKS Instruments, Inc. | &nbsp;&nbsp; 4355101 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Semiconductors & Semiconductor Equipment** | &nbsp;&nbsp; **$** **14082962** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Specialty Retail — 3.0%** |  |
| 168877 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;TJX Cos., Inc. | $13518604 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Specialty Retail** | &nbsp;&nbsp; **$** **13518604** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Technology Hardware, Storage & Peripherals — 1.8%** |  |
| 490219 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Hewlett Packard Enterprise Co. | $8225875 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Technology Hardware, Storage & Peripherals** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **8225875** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Total Common Stocks<br> (Cost $431,863,130)** | **$441917003** |

---

3Pioneer Disciplined Value Fund \| \| 11/30/22

------

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Value** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**SHORT TERM INVESTMENTS — 0.9% of Net<br> Assets** |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Open-End Fund — 0.9%** |  |
| 4,105,896(b) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Dreyfus Government Cash Management,<br> Institutional Shares, 3.61% | $4105896 |
|  |  | &nbsp;&nbsp;&nbsp;&nbsp; $4105896 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**TOTAL SHORT TERM INVESTMENTS<br> (Cost $4,105,896)** | &nbsp;&nbsp;&nbsp;&nbsp; **$** **4105896** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**TOTAL INVESTMENTS IN UNAFFILIATED ISSUERS — 99.9%<br> (Cost $435,969,026)** | **$446022899** |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**OTHER ASSETS AND LIABILITIES — 0.1%** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $626927 |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**net assets — 100.0%** | **$446649826** |

---

(a) Non-income producing security.

(b) Rate periodically changes. Rate disclosed is the 7-day yield at November 30, 2022.

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). |

---

The following is a summary of the inputs used as of November 30, 2022, in valuing the Fund's investments:

---

| | | | | |
|:---|:---|:---|:---|:---|
|  | **Level 1** | &nbsp;&nbsp;**Level 2** | &nbsp;&nbsp;**Level 3** | &nbsp;&nbsp;**Total** |
| Common Stocks | $441917003 | &nbsp;&nbsp;$— | &nbsp;&nbsp;$— | &nbsp;&nbsp;$441917003 |
| Open-End Fund | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4105896 | &nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;— | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4105896 |
| **Total Investments in Securities** | **$446022899** | &nbsp;&nbsp;**$—** | &nbsp;&nbsp;**$—** | &nbsp;&nbsp;**$446022899** |

---

During the period ended November 30, 2022, there were no transfers in or out of Level 3.

Pioneer Disciplined Value Fund \| \| 11/30/224

## 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 III

- **b. Investment Company Act file number:** 811-21664

- **c. CIK number of Registrant:** 0001306349

- **d. LEI of Registrant:** 549300JYNKF6XI1W8X75

- **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 Disciplined Value Fund

- **b. EDGAR series identifier (if any):** S000010093

- **c. LEI of Series:** 549300F2C3YWP4DUF080

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

- **a. Date of fiscal year-end:** 2023-08-31

- **b. Date as of which information is reported:** 2022-11-30

**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:** $447447949.42

**Total Liabilities:** $564052.29

**Net Assets:** $446883897.13

**Cash Not Reported:** $339195.87

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000027968 | -10.62%              | 13.07%               | 5.63%                |
| Class ID C000041565 | -10.63%              | 13.07%               | 5.58%                |
| Class ID C000027971 | -10.57%              | 13.08%               | 5.71%                |
| Class ID C000027970 | -10.69%              | 13.03%               | 5.54%                |
| Class ID C000199250 | -10.57%              | 13.08%               | 5.71%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-4283166.64             | $-42293796.09                              |
| Month 2  | $1494941.11              | $47992679.32                               |
| Month 3  | $-2687156.95             | $25547717.41                               |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| IFF                                | International Flavors & Fragrances Inc | CUSIP: 459506101<br>LEI: BZLRL03D3GPGMOGFO832 | Long             | EC               | CORP              | US        |     94809 | NS      | $10032688.38  | 2.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Eaton Corp PLC                     | Eaton Corp PLC                         | CUSIP: 000000000<br>LEI: 549300VDIGTMXUNT7H71 | Long             | EC               | CORP              | US        |     38495 | NS      | $6292007.75   | 1.41%             |  |  |  | No            |                  1 | On Loan: No      |
| PNC Financial Services Group I     | PNC Financial Services Group Inc/The   | CUSIP: 693475105<br>LEI: CFGNEKW0P8842LEUIA51 | Long             | EC               | CORP              | US        |     28906 | NS      | $4863723.56   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Walt Disney Co/The                 | Walt Disney Co/The                     | CUSIP: 254687106<br>LEI: 549300GZKULIZ0WOW665 | Long             | EC               | CORP              | US        |     86064 | NS      | $8423083.68   | 1.88%             |  |  |  | No            |                  1 | On Loan: No      |
| Organon & Co                       | Organon & Co                           | CUSIP: 68622V106<br>LEI: 549300AMCKY57OK2CO56 | Long             | EC               | CORP              | US        |    245861 | NS      | $6397303.22   | 1.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Chevron Corp                       | Chevron Corp                           | CUSIP: 166764100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     28963 | NS      | $5309207.53   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Comcast Corp                       | Comcast Corp                           | CUSIP: 20030N101<br>LEI: 51M0QTTNCGUN7KFCFZ59 | Long             | EC               | CORP              | US        |    603215 | NS      | $22101797.60  | 4.95%             |  |  |  | No            |                  1 | On Loan: No      |
| Bank of New York Mellon Corp/T     | Bank of New York Mellon Corp/The       | CUSIP: 064058100<br>LEI: WFLLPEPC7FZXENRZV188 | Long             | EC               | CORP              | US        |    213192 | NS      | $9785512.80   | 2.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Pioneer Natural Resources Co       | Pioneer Natural Resources Co           | CUSIP: 723787107<br>LEI: FY8JBF7CCL2VE4F1B628 | Long             | EC               | CORP              | US        |     20692 | NS      | $4883105.08   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| MKS Instruments Inc                | MKS Instruments Inc                    | CUSIP: 55306N104<br>LEI: 549300KEQATBHAGVF505 | Long             | EC               | CORP              | US        |     51933 | NS      | $4355101.38   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Starbucks Corp                     | Starbucks Corp                         | CUSIP: 855244109<br>LEI: OQSJ1DU9TAOC51A47K68 | Long             | EC               | CORP              | US        |     39371 | NS      | $4023716.20   | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Aptiv PLC                          | Aptiv PLC                              | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | IE        |     66688 | NS      | $7113608.96   | 1.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Air Products and Chemicals Inc     | Air Products and Chemicals Inc         | CUSIP: 009158106<br>LEI: 7QEON6Y1RL5XR3R1W237 | Long             | EC               | CORP              | US        |     13508 | NS      | $4189641.28   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Wells Fargo & Co                   | Wells Fargo & Co                       | CUSIP: 949746101<br>LEI: PBLD0EJDB5FWOLXP3B76 | Long             | EC               | CORP              | US        |    409044 | NS      | $19613659.80  | 4.39%             |  |  |  | No            |                  1 | On Loan: No      |
| US Bancorp                         | US Bancorp                             | CUSIP: 902973304<br>LEI: N1GZ7BBF3NP8GI976H15 | Long             | EC               | CORP              | US        |    326352 | NS      | $14813117.28  | 3.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Pfizer Inc                         | Pfizer Inc                             | CUSIP: 717081103<br>LEI: 765LHXWGK1KXCLTFYQ30 | Long             | EC               | CORP              | US        |    394894 | NS      | $19796036.22  | 4.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Boston Scientific Corp             | Boston Scientific Corp                 | CUSIP: 101137107<br>LEI: Y6ZDD9FP4P8JSSJMW954 | Long             | EC               | CORP              | US        |     98327 | NS      | $4451263.29   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| National Instruments Corp          | National Instruments Corp              | CUSIP: 636518102<br>LEI: 549300TP4OOPCYWDUP86 | Long             | EC               | CORP              | US        |    198381 | NS      | $8137588.62   | 1.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Medtronic PLC                      | Medtronic PLC                          | CUSIP: 000000000<br>LEI: 549300GX3ZBSQWUXY261 | Long             | EC               | CORP              | IE        |    145502 | NS      | $11500478.08  | 2.57%             |  |  |  | No            |                  1 | On Loan: No      |
| FMC Corp                           | FMC Corp                               | CUSIP: 302491303<br>LEI: CKDHZ2X64EEBQCSP7013 | Long             | EC               | CORP              | US        |     37228 | NS      | $4863465.92   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Energy Transfer LP                 | Energy Transfer LP                     | CUSIP: 29273V100<br>LEI: MTLVN9N7JE8MIBIJ1H73 | Long             | EC               | CORP              | US        |    518124 | NS      | $6497274.96   | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| BorgWarner Inc                     | BorgWarner Inc                         | CUSIP: 099724106<br>LEI: 549300DSFX2IE88NSX47 | Long             | EC               | CORP              | US        |    129322 | NS      | $5497478.22   | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |
| State Street Corp                  | State Street Corp                      | CUSIP: 857477103<br>LEI: 549300ZFEEJ2IP5VME73 | Long             | EC               | CORP              | US        |    130400 | NS      | $10388968.00  | 2.32%             |  |  |  | No            |                  1 | On Loan: No      |
| Dreyfus Government Cash Management | Dreyfus Government Cash Management     | CUSIP: 262006208<br>LEI: 5493000Q69I5Q3QZIA91 | Long             | STIV             | RF                | US        |   3766700 | NS      | $3766700.10   | 0.84%             |  |  |  | No            |                  1 | On Loan: No      |
| Raytheon Technologies Corp         | Raytheon Technologies Corp             | CUSIP: 75513E101<br>LEI: I07WOS4YJ0N7YRFE7309 | Long             | EC               | CORP              | US        |     81368 | NS      | $8032648.96   | 1.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Schlumberger Ltd                   | Schlumberger Ltd                       | CUSIP: 806857108<br>LEI: 213800ZUA17OK3QLGM62 | Long             | EC               | CORP              | US        |     40360 | NS      | $2080558.00   | 0.47%             |  |  |  | No            |                  1 | On Loan: No      |
| AT&T Inc                           | AT&T Inc                               | CUSIP: 00206R102<br>LEI: 549300Z40J86GGSTL398 | Long             | EC               | CORP              | US        |    991854 | NS      | $19122945.12  | 4.28%             |  |  |  | No            |                  1 | On Loan: No      |
| Elanco Animal Health Inc           | Elanco Animal Health Inc               | CUSIP: 28414H103<br>LEI: 549300SHPNDCE059M934 | Long             | EC               | CORP              | US        |    646148 | NS      | $8315924.76   | 1.86%             |  |  |  | No            |                  1 | On Loan: No      |
| Warner Bros Discovery Inc          | Warner Bros Discovery Inc              | CUSIP: 934423104<br>LEI: 5493006ZCRFWKF6B1K26 | Long             | EC               | CORP              | US        |    196010 | NS      | $2234514.00   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Target Corp                        | Target Corp                            | CUSIP: 87612E106<br>LEI: 8WDDFXB5T1Z6J0XC1L66 | Long             | EC               | CORP              | US        |     43146 | NS      | $7208402.22   | 1.61%             |  |  |  | No            |                  1 | On Loan: No      |
| FedEx Corp                         | FedEx Corp                             | CUSIP: 31428X106<br>LEI: 549300E707U7WNPZN687 | Long             | EC               | CORP              | US        |     41187 | NS      | $7505095.14   | 1.68%             |  |  |  | No            |                  1 | On Loan: No      |
| Baker Hughes Co                    | Baker Hughes Co                        | CUSIP: 05722G100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    249740 | NS      | $7247454.80   | 1.62%             |  |  |  | No            |                  1 | On Loan: No      |
| IBM                                | International Business Machines Corp   | CUSIP: 459200101<br>LEI: VGRQXHF3J8VDLUA7XE92 | Long             | EC               | CORP              | US        |     37479 | NS      | $5580623.10   | 1.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Cognizant Technology Solutions     | Cognizant Technology Solutions Corp    | CUSIP: 192446102<br>LEI: 5493006IEVQEFQO40L83 | Long             | EC               | CORP              | US        |    108791 | NS      | $6767888.11   | 1.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Alcoa Corp                         | Alcoa Corp                             | CUSIP: 013872106<br>LEI: 549300T12EZ1F6PWWU29 | Long             | EC               | CORP              | US        |    117117 | NS      | $5871075.21   | 1.31%             |  |  |  | No            |                  1 | On Loan: No      |
| BlackRock Inc                      | BlackRock Inc                          | CUSIP: 09247X101<br>LEI: 549300LRIF3NWCU26A80 | Long             | EC               | CORP              | US        |      3481 | NS      | $2492396.00   | 0.56%             |  |  |  | No            |                  1 | On Loan: No      |
| Coterra Energy Inc                 | Coterra Energy Inc                     | CUSIP: 127097103<br>LEI: FCNMH6O7VWU7LHXMK351 | Long             | EC               | CORP              | US        |    160812 | NS      | $4488262.92   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Hewlett Packard Enterprise Co      | Hewlett Packard Enterprise Co          | CUSIP: 42824C109<br>LEI: 549300BX44RGX6ANDV88 | Long             | EC               | CORP              | US        |    490219 | NS      | $8225874.82   | 1.84%             |  |  |  | No            |                  1 | On Loan: No      |
| Exxon Mobil Corp                   | Exxon Mobil Corp                       | CUSIP: 30231G102<br>LEI: J3WHBG0MTS7O8ZVMDC91 | Long             | EC               | CORP              | US        |    209673 | NS      | $23344991.82  | 5.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Syneos Health Inc                  | Syneos Health Inc                      | CUSIP: 87166B102<br>LEI: 549300F1ZGKDS8P6GU13 | Long             | EC               | CORP              | US        |    126946 | NS      | $4478654.88   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Caterpillar Inc                    | Caterpillar Inc                        | CUSIP: 149123101<br>LEI: WRJR7GS4GTRECRRTVX92 | Long             | EC               | CORP              | US        |     20970 | NS      | $4957517.70   | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Charles Schwab Corp/The            | Charles Schwab Corp/The                | CUSIP: 808513105<br>LEI: 549300VSGCJ7E698NM85 | Long             | EC               | CORP              | US        |    120023 | NS      | $9906698.42   | 2.22%             |  |  |  | No            |                  1 | On Loan: No      |
| Teck Resources Ltd                 | Teck Resources Ltd                     | CUSIP: 878742204<br>LEI: T8KI5SQ2JRWHL7XY0E11 | Long             | EC               | CORP              | CA        |    235718 | NS      | $8742780.62   | 1.96%             |  |  |  | No            |                  1 | On Loan: No      |
| Fiserv Inc                         | Fiserv Inc                             | CUSIP: 337738108<br>LEI: GI7UBEJLXYLGR2C7GV83 | Long             | EC               | CORP              | US        |     75814 | NS      | $7911949.04   | 1.77%             |  |  |  | No            |                  1 | On Loan: No      |
| EQT Corp                           | EQT Corp                               | CUSIP: 26884L109<br>LEI: 4NT01YGM4X7ZX86ISY52 | Long             | EC               | CORP              | US        |     93089 | NS      | $3947904.49   | 0.88%             |  |  |  | No            |                  1 | On Loan: No      |
| JPMorgan Chase & Co                | JPMorgan Chase & Co                    | CUSIP: 46625H100<br>LEI: 8I5DZWZKVSZI1NUHU748 | Long             | EC               | CORP              | US        |    149662 | NS      | $20680295.16  | 4.63%             |  |  |  | No            |                  1 | On Loan: No      |
| Las Vegas Sands Corp               | Las Vegas Sands Corp                   | CUSIP: 517834107<br>LEI: 549300DUOO1KXOHPM605 | Long             | EC               | CORP              | US        |    130192 | NS      | $6098193.28   | 1.36%             |  |  |  | No            |                  1 | On Loan: No      |
| Stanley Black & Decker Inc         | Stanley Black & Decker Inc             | CUSIP: 854502101<br>LEI: 549300DJ09SMTO561131 | Long             | EC               | CORP              | US        |     95051 | NS      | $7767567.72   | 1.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Outfront Media Inc                 | Outfront Media Inc                     | CUSIP: 69007J106<br>LEI: 549300RZWDYU5722I639 | Long             | EC               | CORP              | US        |    357882 | NS      | $6545661.78   | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| International Game Technology      | International Game Technology PLC      | CUSIP: 000000000<br>LEI: 549300UQ6KHRCZDRGZ76 | Long             | EC               | CORP              | US        |    223259 | NS      | $5478775.86   | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Darden Restaurants Inc             | Darden Restaurants Inc                 | CUSIP: 237194105<br>LEI: CY1NFSCCB5GUXC7WZC70 | Long             | EC               | CORP              | US        |     70114 | NS      | $10306056.86  | 2.31%             |  |  |  | No            |                  1 | On Loan: No      |
| TJX Cos Inc/The                    | TJX Cos Inc/The                        | CUSIP: 872540109<br>LEI: V167QI9I69W364E2DY52 | Long             | EC               | CORP              | US        |    168877 | NS      | $13518603.85  | 3.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Micron Technology Inc              | Micron Technology Inc                  | CUSIP: 595112103<br>LEI: B3DXGBC8GAIYWI2Z0172 | Long             | EC               | CORP              | US        |    168740 | NS      | $9727861.00   | 2.18%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2023-01-25

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

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

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

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