# EDGAR Filing Document

**Accession Number:** 0000880195
**File Stem:** 0000035402-25-002232
**Filing Date:** 2025-11
**Character Count:** 7996
**Document Hash:** 8c20971199fb19c7e4ac3c92358e7e32
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000035402-25-002232.hdr.sgml**: 20251125

**ACCESSION NUMBER**: 0000035402-25-002232

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250930

**FILED AS OF DATE**: 20251125

**DATE AS OF CHANGE**: 20251125

**PERIOD START**: 20260331

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FIDELITY ABERDEEN STREET TRUST
- **CENTRAL INDEX KEY:** 0000880195

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0331

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-06440
- **FILM NUMBER:** 251519749

**BUSINESS ADDRESS:**
- **STREET 1:** 245 SUMMER STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210
- **BUSINESS PHONE:** 617-563-7000

**MAIL ADDRESS:**
- **STREET 1:** 245 SUMMER STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FIDELITY INSTITUTIONAL INVESTORS TRUST
- **DATE OF NAME CHANGE:** 19920811

## Series and Classes Contracts Data

### Fidelity Sustainable Target Date 2040 Fund (Series ID: S000080310)

| Class ID   | Class Name                                                  | Ticker Symbol   |
|:---|:---|:---|
| C000242590 | Class K6                                                    | FSYGX           |
| C000242591 | Class K                                                     | FSYFX           |
| C000242593 | Fidelity Advisor Sustainable Target Date 2040 Fund: Class Z | FSYDX           |
| C000242594 | Fidelity Sustainable Target Date 2040 Fund                  | FSXVX           |
| C000242595 | Fidelity Advisor Sustainable Target Date 2040 Fund: Class C | FSXYX           |
| C000242596 | Fidelity Advisor Sustainable Target Date 2040 Fund: Class M | FSXZX           |
| C000242597 | Fidelity Advisor Sustainable Target Date 2040 Fund: Class A | FSXWX           |
| C000242598 | Fidelity Advisor Sustainable Target Date 2040 Fund: Class I | FSYBX           |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** Fidelity Aberdeen Street Trust

- **b. Investment Company Act file number:** 811-06440

- **c. CIK number of Registrant:** 0000880195

- **d. LEI of Registrant:** EH5MGE941XHR05KZ4E50

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

  - **Street Address 1:** 245 Summer Street

  - **City:** Boston

  - **State:** MA

  - **Foreign country:** US

  - **Zip / Postal Code:** 02210

  - **Telephone number:** 1-800-FIDELITY

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

- **a. Name of Series:** Fidelity Sustainable Target Date 2040 Fund

- **b. EDGAR series identifier (if any):** S000080310

- **c. LEI of Series:** 54930008A17AFPZFOK69

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

- **a. Date of fiscal year-end:** 2026-03-31

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

**Item A.4. Final filing**

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

### Fund Information

**Total Assets:** $13655636.30

**Total Liabilities:** $5025.29

**Net Assets:** $13650611.01

**Cash Not Reported:** $0.09

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000242594 | 0.38%                | 2.25%                | 3.37%                |
| Class ID C000242595 | 0.30%                | 2.11%                | 3.33%                |
| Class ID C000242593 | 0.38%                | 2.17%                | 3.44%                |
| Class ID C000242598 | 0.38%                | 2.17%                | 3.44%                |
| Class ID C000242596 | 0.38%                | 2.10%                | 3.38%                |
| Class ID C000242590 | 0.38%                | 2.17%                | 3.44%                |
| Class ID C000242591 | 0.38%                | 2.17%                | 3.44%                |
| Class ID C000242597 | 0.38%                | 2.10%                | 3.46%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $5480.12                 | $34310.71                                  |
| Month 2  | $1169.13                 | $260666.39                                 |
| Month 3  | $1503.27                 | $436432.37                                 |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Fidelity Salem Street Trust    | FIDELITY SERIES 5+ YEAR INFLATION-PROTECTED BOND INDEX FUND     | CUSIP: 31635T658<br>LEI: S4W85DGKOEJ24DPRB829 | Long             | EC               | RF                | US        |     23357 | NS      | $183121.36    | 1.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity School Street Trust   | FIDELITY SERIES INTERNATIONAL DEVELOPED MARKETS BOND INDEX FUND | CUSIP: 31638R667<br>LEI: WX9R9SUUXPO900BH1D05 | Long             | EC               | RF                | US        |     20252 | NS      | $176598.56    | 1.29%             |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity Investment Trust      | Fidelity Series Sustainable Non-U.S. Developed Markets Fund     | CUSIP: 31618Q747<br>LEI: MXNTE4GH7BW81YELH558 | Long             | EC               | RF                | US        |    257099 | NS      | $3553105.91   | 26.03%            |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity Summer Street Trust   | Fidelity Series Sustainable U.S. Market Fund                    | CUSIP: 316433788<br>LEI: P1TJ3M056NR1SYX5LY49 | Long             | EC               | RF                | US        |    399912 | NS      | $6374601.41   | 46.70%            |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity Salem Street Trust    | Fidelity Series Sustainable Investment Grade Bond Fund          | CUSIP: 31635T252<br>LEI: S4W85DGKOEJ24DPRB829 | Long             | EC               | RF                | US        |     47055 | NS      | $461612.53    | 3.38%             |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity Investment Trust      | Fidelity Series Sustainable Emerging Markets Fund               | CUSIP: 31618Q754<br>LEI: MXNTE4GH7BW81YELH558 | Long             | EC               | RF                | US        |    113131 | NS      | $1605335.15   | 11.76%            |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity Salem Street Trust    | Fidelity Series Long-Term Treasury Bond Index Fund              | CUSIP: 31635V620<br>LEI: S4W85DGKOEJ24DPRB829 | Long             | EC               | RF                | US        |    197200 | NS      | $1076710.12   | 7.89%             |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity Hereford Street Trust | Fidelity Series Treasury Bill Index Fund                        | CUSIP: 31617H854<br>LEI: 549300KQI5JTFSYJTM18 | Long             | EC               | RF                | US        |     22019 | NS      | $219085.47    | 1.60%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-10-30

**Name of Applicant:** Laura M. Del Prato

**Signature:** Laura M. Del Prato

**Name of Signer:** Laura M. Del Prato

**Title:** President and Treasurer