Filed with the U.S. Securities and Exchange Commission on July 22, 2014

1933 Act Registration File No. 333-17391

1940 Act File No. 811-07959

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.  20549

FORM N-1A

REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933	x
Pre-Effective Amendment No. ____	¨
Post-Effective Amendment No. 601	x
and
REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940	x
Amendment No. 603	x

(Check appropriate box or boxes.)

ADVISORS SERIES TRUST

 (Exact Name of Registrant as Specified in Charter)

615 East Michigan Street

Milwaukee, Wisconsin 53202

(Address of Principal Executive Offices) (Zip Code)

(Registrant’s Telephone Numbers, Including Area Code) (414) 765-6609

Douglas G. Hess, President

Advisors Series Trust

c/o U.S. Bancorp Fund Services, LLC

777 East Wisconsin Avenue, 5th Floor

Milwaukee, Wisconsin 53202

(Name and Address of Agent for Service)

Copies to:

Domenick Pugliese, Esq.

Paul Hastings LLP

75 East 55th Street

New York, New York 10022

As soon as practical after the effective date of this Registration Statement

Approximate Date of Proposed Public Offering

It is proposed that this filing will become effective

¨ immediately upon filing pursuant to paragraph (b)

x on July 30, 2014 pursuant to paragraph (b)

¨ 60 days after filing pursuant to paragraph (a)(1)

¨ on __________ pursuant to paragraph (a)(1)

¨ 75 days after filing pursuant to paragraph (a)(2)

¨ on __________ pursuant to paragraph (a)(2) of Rule 485.

If appropriate, check the following box

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

EXPLANATORY NOTE

Designation of New Effective Date for Previously Filed Amendment

Post-Effective Amendment No. 592 (“the “Amendment”) was filed pursuant to Rule 485(a)(2) under the Securities Act of 1933 on May 9, 2014, and pursuant to Rule 485(a)(2) would become effective on July 23, 2014.

This Post-Effective Amendment No. 601 was filed pursuant to Rule 485(b)(1)(iii) for the sole purpose of designating July 30, 2014, as the new date upon which the Amendment would become effective.

This Post-Effective Amendment No. 601 incorporates by reference the information contained in Parts A, B and C of the Amendment.

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933 (the “Securities Act”) and the Investment Company Act 1940, the Registrant certifies that this Post-Effective Amendment No. 601 to its Registration Statement meets all of the requirements for effectiveness under Rule 485(b) and has duly caused this Post-Effective Amendment No. 601 to its Registration Statement on Form N-1A to be signed on its behalf by the undersigned, duly authorized, in the City of Milwaukee and State of Wisconsin, on the 22nd day of July, 2014.

Advisors Series Trust

By: /s/ Douglas G. Hess

    Douglas G. Hess

    President

Pursuant to the requirements of the Securities Act, this Post-Effective Amendment No. 601 to its Registration Statement has been signed below by the following persons in the capacities and on the dates indicated.

Signature	Title	Date
Gail S. Duree*	Trustee	July 22, 2014
Gail S. Duree
Donald E. O’Connor*	Trustee	July 22, 2014
Donald E. O’Connor
George Rebhan*	Trustee	July 22, 2014
George Rebhan
George T. Wofford*	Trustee	July 22, 2014
George T. Wofford
Joe D. Redwine*	Trustee, Chairman and	July 22, 2014
Joe D. Redwine	Chief Executive Officer
/s/ Cheryl L. King	Treasurer and	July 22, 2014
Cheryl L. King	Principal Financial Officer
/s/ Douglas G. Hess	President and	July 22, 2014
Douglas G. Hess	Principal Executive Officer
*By: /s/ Douglas G. Hess		July 22, 2014
Douglas G. Hess    Attorney-In Fact pursuant to    Power of Attorney