Post-Effective Amendment to Post-Effective Amendment by Investment Company (Form 485BXT)

Filed with the Securities and Exchange Commission on January 14, 2026

1933 Act Registration File No. 333-172080

1940 Act File No. 811-22525

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM N-1A

REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933

[

X

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Pre-Effective Amendment No.

[

]

Post-Effective Amendment No.

640

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X

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and/or

REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940

[

X

]

Amendment No.

641

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X

]

(Check appropriate box or boxes.)

MANAGED PORTFOLIO SERIES

(Exact Name of Registrant as Specified in Charter)

615 East Michigan Street

Milwaukee, WI 53202

(Address of Principal Executive Offices, including Zip Code)

Registrant's Telephone Number, including Area Code: (414) 765-6844

Brian R. Wiedmeyer, President and Principal Executive Officer Managed Portfolio Series 615 East Michigan Street Milwaukee, WI 53202

(Name and Address of Agent for Service)

Copy to:

Michael P. O'Hare, Esq. Stradley Ronon Stevens & Young, LLP. 2005 Market Street, Suite 2600 Philadelphia, PA 19103

It is proposed that this filing will become effective (check appropriate box)

[						]			immediately upon filing pursuant to Rule 485(b)
[			X			]			On January 22, 2026 pursuant to Rule 485(b)
[						]			60 days after filing pursuant to Rule(a)(1)
[						]			on (date) pursuant to Rule(a)(1)
[						]			75 days after filing pursuant to Rule(a)(2)
[						]			on (date) pursuant to Rule 485(a)(2).

If appropriate, check the following box:

[			X			]			This post-effective amendment designates a new effective date for a previously filed post- effective amendment.

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EXPLANATORY NOTE

Designation of New Effective Date for Previously Filed Post-Effective Amendment

Post-Effective Amendment No. 636 (the "Amendment") was filed pursuant to Rule 485(b)(1)(iii) under the Securities Act of 1933, as amended, on November 14, 2025 and pursuant to Rule 485(b)(1)(iii) would have become effective on January 13, 2026.

Post-Effective Amendment No. 639 (the "Amendment") was filed pursuant to Rule 485(b)(1)(iii) for the sole purpose of designating January 15, 2026 as the new date upon which the Amendment shall become effective.

This Post-Effective Amendment No. 640 is being filed pursuant to Rule 485(b)(1)(iii) for the sole purpose of designating January 22, 2026 as the new date upon which the Amendment shall become effective.

This Post-Effective Amendment No. 640 incorporates by reference the information contained in Parts A, B, and C of the Amendment.

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SIGNATURES

Pursuant to the requirements of the Securities Act of 1933, as amended, and the Investment Company Act of 1940, as amended, the Registrant certifies that this Post-Effective Amendment No. 640 meets all of the requirements for effectiveness under Rule 485(b) and it has duly caused this Post-Effective Amendment No. 640 to its Registration Statement on Form N-1A to be signed below on its behalf by the undersigned, duly authorized, in the City of Milwaukee and State of Wisconsin, on the 14th day of January, 2026.

Managed Portfolio Series

By: /s/ Brian R. Wiedmeyer

Brian R. Wiedmeyer

President

Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed below by the following persons in the capacities and on the 14th day of January, 2026.

Signature						Title
Robert J. Kern*						Trustee
Robert J. Kern
David A. Massart*						Trustee
David A. Massart
David M. Swanson*						Trustee
David M. Swanson
/s/ Brian R. Wiedmeyer						President and Principal Executive Officer
Brian R. Wiedmeyer
/s/ Benjamin Eirich						Treasurer, Principal Financial Officer and Principal Accounting Officer
Benjamin Eirich
*By:			/s/ Brian R. Wiedmeyer
			Brian R. Wiedmeyer, Attorney-In-Fact pursuant to Power of Attorney

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