497 1 d409080d497.htm MASSMUTUAL SELECT FUNDS MASSMUTUAL SELECT FUNDS

COVER LETTER

October 3, 2012

Securities and Exchange Commission

100 F Street, NE

Washington, DC 20549

 

RE: MassMutual Select Funds (the “Trust”)

(1933 Act File No. 33-73824; 1940 Act File No. 811-8274)

Ladies and Gentlemen:

Transmitted herewith for filing by means of electronic submission on behalf of MassMutual Select Funds pursuant to Rule 497(e) under the Securities Act of 1933, as amended (the “Securities Act”), are exhibits containing interactive data format risk/return summary information that mirrors the risk/return summary information in the Prospectus for the MassMutual Select Large Cap Value Fund, MassMutual Select Mid-Cap Value Fund, and MassMutual Select Small Cap Growth Equity Fund dated April 2, 2012, as filed under Rule 497(e) on September 17, 2012. The purpose of this filing is to submit the 497(e) filing dated September 17, 2012 in XBRL for the Funds.

Please address any questions or comments to the undersigned at (413) 744-7218.

Very truly yours,

/s/ Andrew M. Goldberg

Andrew M. Goldberg

Assistant Vice President and Counsel, Massachusetts Mutual Life Insurance Company

Vice President, Secretary, and Chief Legal Officer, MassMutual Select Funds