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May 23, 2013

Securities and Exchange Commission
100 F Street, NE
Washington, DC  20549
Wilshire Variable Insurance Trust (“Registrant”)
File Nos. 333-15881 and 811-07917                                                                                                        
To the Commission:
On behalf of the Registrant and pursuant to Rule 497(e) under the Securities Act of 1933, as amended, the purpose of this filing is to submit an interactive date file in the manner provided by Rule 405 of Regulation S-T and General Instruction C.3.(g) of Form N-1A.  The interactive data file included as an exhibit to this filing relates to the supplements filed with the Securities and Exchange Commission on May 8, 2013.
Very truly yours,
/s/ Jennifer M. Goodman
Jennifer M. Goodman