03/12/2026 | Press release | Distributed by Public on 03/12/2026 09:53
| 245 Summer Street | Fidelity® Investments |
| Boston, MA 02210 |
| March 12, 2026 |
U.S. Securities & Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549
Attention: File Room
| Re: | Fidelity Aberdeen Street Trust (the trust): |
| Fidelity Freedom Blend Retirement Fund, Fidelity Freedom Blend 2010 Fund, Fidelity Freedom Blend 2015 Fund, Fidelity Freedom Blend 2020 Fund, Fidelity Freedom Blend 2025 Fund, and Fidelity Freedom Blend 2030 Fund (the funds) | |
| File No. 333-292628 |
Ladies and Gentlemen:
Transmitted herewith pursuant to Rule 497(j) under the Securities Act of 1933 is certification that the Prospectuses and Statements of Additional Information with respect to the above referenced funds does not differ from those filed in the most recent post-effective amendment, which was filed electronically.
| Acquiring Fund(s) | Target Fund(s) |
| Fidelity Freedom® Blend Retirement Fund |
Fidelity Managed Retirement Income FundSM Fidelity Managed Retirement 2010 FundSM |
| Fidelity Freedom® Blend 2010 Fund | Fidelity Managed Retirement 2015 FundSM |
| Fidelity Freedom® Blend 2015 Fund | Fidelity Managed Retirement 2020 FundSM |
| Fidelity Freedom® Blend 2020 Fund | Fidelity Managed Retirement 2025 FundSM |
| Fidelity Freedom® Blend 2025 Fund | Fidelity Managed Retirement 2030 FundSM |
| Fidelity Freedom® Blend 2030 Fund | Fidelity Managed Retirement 2035 FundSM |
| Very truly yours, | |
| /s/ Nicole Macarchuk | |
| Nicole Macarchuk | |
| Secretary of the Trust |