As filed with the Securities and Exchange Commission on or about April 22, 2013

Registration No. 033-50390 and 811-07076

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. 55	[X]

and/or

Registration StatementUnder The Investment Company Act Of 1940	[X]
Amendment No. 56	[X]

WILSHIRE MUTUAL FUNDS, INC

(Exact Name of Registrant as Specified in Charter)

1299 Ocean Avenue, Suite 700

Santa Monica, California 90401

(Address of Principal Executive Offices, including Zip Code)

Registrant’s Telephone Number, Including Area Code:  (310) 451-3051

(Name and Address of Agent for Service)   Jason A. Schwarz c/o Wilshire Associates Incorporated 1299 Ocean Avenue, Suite 700 Santa Monica, California  90401 Copy to:   Cathy G. O’Kelly Vedder Price P.C. 222 North LaSalle Street Chicago, Illinois 60601

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

[X] immediately upon filing pursuant to paragraph (b);

[  ] on _____________ 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:

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

EXPLANATORY NOTE

This Post-Effective Amendment No. 55 to the Trust's Registration Statement on Form N-1A is filed for the sole purpose of submitting the XBRL exhibits for the risk/return summary first provided in Post-Effective Amendment No. 54 filed April 2, 2013, and incorporates Parts A, B and C from said amendment.

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933 (the “Securities Act”) and the Investment Company Act of 1940, as amended, the Registrant certifies that it meets all of the requirements for effectiveness of this Post-Effective Amendment No. 55 to the Registration Statement under Rule 485(b) of the Securities Act and has caused this Post-Effective Amendment to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Santa Monica, and the State of California, on the 22nd day of April, 2013.

WILSHIRE MUTUAL FUNDS, INC.

By: /s/ Jason A. Schwarz

Jason A. Schwarz, President

Pursuant to the requirements of the Securities Act of 1933, this Post-Effective Amendment No. 55 to the registration statement has been signed below by the following persons in the capacities indicated.

Signature	Title	Date
Margaret M. Cannella* Margaret M. Cannella	Director	April 22, 2013
Roger Formisano* Roger Formisano	Director	April 22, 2013
Edward Gubman* Edward Gubman	Director	April 22, 2013
Suanne K. Luhn* Suanne K. Luhn	Director	April 22, 2013
Victor Zhang* Victor Zhang	Director	April 22, 2013
George J. Zock* George J. Zock	Director	April 22, 2013
/s/Michael Wauters Michael Wauters	Treasurer	April 22, 2013
/s/ Jason A. Schwarz Jason A. Schwarz	President	April 22, 2013
*By:  /s/ Michael Wauters Michael Wauters		April 22, 2013

* As Attorney-in-Fact and Agent pursuant to the powers of attorney previously filed or filed herewith.

EXHIBIT INDEX

Exhibit No.	Exhibit
EX-101.INS	XBRL Instance Document
EX-101.SCH	XBRL Taxonomy Extension Schema Document
EX-101.CALC	XBRL Taxonomy Extension Calculation Linkbase
EX-101.DEF	XBRL Taxonomy Extension Definition Linkbase
EX-101.LAB	XBRL Taxonomy Extension Labels Linkbase
EX-101.PRE	XBRL Taxonomy Extension Presentation Linkbase