Filed Pursuant to Rule 497(e)

Registration No. 333-270997; 811-23859

Regan Fixed Rate MBS ETF

MBSX

(the “Fund”)

A series of Advisor Managed Portfolios (the “Trust”)

Supplement dated November 2, 2026 to the

Prospectus and Statement of Additional Information (“SAI”)

dated January 31, 2026

Effective November 16, 2026 (the “Effective Date”), the primary exchange listing for the Fund will change from the NYSE Arca, Inc. to the Texas Stock Exchange. Accordingly, as of the Effective Date, all references in the Fund’s Statutory Prospectus and SAI to NYSE Arca, Inc. are replaced with the Texas Stock Exchange (TXSE).

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Please retain this Supplement with your Prospectus and Statement of Additional Information.