# EDGAR Filing Document

**Accession Number:** 0001051010
**File Stem:** 0001752724-23-012644
**Filing Date:** 2023-1
**Character Count:** 7259
**Document Hash:** df70a7fc1d0a080595f8ac4221f7ef72
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-012644.hdr.sgml**: 20230125

**ACCESSION NUMBER**: 0001752724-23-012644

**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 XII
- **CENTRAL INDEX KEY:** 0001051010
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-08547
- **FILM NUMBER:** 23552079

**BUSINESS ADDRESS:**
- **STREET 1:** 60 STATE STREET, 5TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109-1820
- **BUSINESS PHONE:** 617-742-7825

**MAIL ADDRESS:**
- **STREET 1:** 60 STATE STREET, 5TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109-1820

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** PIONEER INDEPENDENCE FUND
- **DATE OF NAME CHANGE:** 19971208

## Series and Classes Contracts Data

### Pioneer MAP High Income Municipal Fund (Series ID: S000070201)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000223251 | Pioneer MAP High Income Municipal Fund | HIMUX           |

## Nport-Ex

## Pioneer MAP-High Income Municipal Fund
Schedule of Investments \| November 30, 2022 (unaudited)

&nbsp;&nbsp;**Ticker Symbol: HIMUX** 

------

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

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| &nbsp;&nbsp;**Shares** |  | **Dividend<br> Income** | **Net Realized<br> Gain (Loss)** | **Change in<br> Net Unrealized<br> Appreciation<br> (Depreciation)** | **Value** |
|  | **INVESTMENTS IN THE MASTER — 100.0%** | **INVESTMENTS IN THE MASTER — 100.0%** | **INVESTMENTS IN THE MASTER — 100.0%** | **INVESTMENTS IN THE MASTER — 100.0%** |  |
|  | **Investment Company—100.0%** | **Investment Company—100.0%** | **Investment Company—100.0%** | **Investment Company—100.0%** |  |
| 993(a) | Pioneer High Income Municipal Portfolio | $— | $(291) | $243 | $9365 |
|  | **Total Investment Company<br> (Cost $10,008)** | **Total Investment Company<br> (Cost $10,008)** | **Total Investment Company<br> (Cost $10,008)** | **Total Investment Company<br> (Cost $10,008)** | **$9365** |
|  | **TOTAL INVESTMENTS IN THE MASTER — 100.0%<br> (Cost $10,008)** | **TOTAL INVESTMENTS IN THE MASTER — 100.0%<br> (Cost $10,008)** | **TOTAL INVESTMENTS IN THE MASTER — 100.0%<br> (Cost $10,008)** | **TOTAL INVESTMENTS IN THE MASTER — 100.0%<br> (Cost $10,008)** | **$9365** |
|  | **OTHER ASSETS AND LIABILITIES — 0.0%†** | **OTHER ASSETS AND LIABILITIES — 0.0%†** | **OTHER ASSETS AND LIABILITIES — 0.0%†** | **OTHER ASSETS AND LIABILITIES — 0.0%†** | &nbsp;&nbsp;&nbsp;&nbsp; $— |
|  | **net assets — 100.0%** | **net assets — 100.0%** | **net assets — 100.0%** | **net assets — 100.0%** | **$9365** |

---

(a) Non-income producing security.

† Amount rounds to less than 0.1%.

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** |
| Investment Company | $9365 | &nbsp;&nbsp;$— | &nbsp;&nbsp;$— | &nbsp;&nbsp;$9365 |
| **Total Investments in the Master** | **$9365** | &nbsp;&nbsp;**$—** | &nbsp;&nbsp;**$—** | &nbsp;&nbsp;**$9365** |

---

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

1Pioneer MAP-High Income Municipal Fund \| \| 11/30/22

## 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 XII

- **b. Investment Company Act file number:** 811-08547

- **c. CIK number of Registrant:** 0001051010

- **d. LEI of Registrant:** 54930081HIBYZO8ZCI07

- **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 MAP High Income Municipal Fund

- **b. EDGAR series identifier (if any):** S000070201

- **c. LEI of Series:** 549300UZ5UF1SV7VDR50

**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:** $9364.73

**Total Liabilities:** $41.39

**Net Assets:** $9323.34

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000223251 | -6.07%               | -2.06%               | 5.75%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $0.00                    | $0.00                                      |
| Month 2  | $0.00                    | $0.00                                      |
| Month 3  | $0.00                    | $0.00                                      |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Pioneer High Income Municipal Portfolio | Pioneer High Income Municipal Portfolio | CUSIP: 000000000<br>LEI: 5493005BT2HPVMYZ1623 | Long             | EC               | CORP              | US        |      9365 | NS      | $9364.73      | 100.44%           |  |  |  | No            |                  1 | On Loan: No      |

### Signature

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

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

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

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

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