497 1 fp0030548_497.htm

Index Funds

1155 Kelly Johnson Boulevard, Suite 111

Colorado Springs, Colorado 80920

 

February 7, 2018

 

VIA EDGAR

 

U.S. Securities and Exchange Commission

Division of Investment Management

100 F Street, N.E.

Washington, DC 20549

 

Re:Index Funds

File Nos. 333-129930, 811-21836

Filing pursuant to Rule 497(e)

 

To Whom It May Concern:

 

Enclosed for filing pursuant to Rule 497(e) of the Securities Act of 1933, as amended, (the “1933 Act”) are exhibits containing interactive data format risk/return summary information that reflects the risk/return summary information in the supplement to the Prospectus dated July 28, 2017, for the Index Funds S&P 500® Equal Weight as filed pursuant to Rule 497(e) under the 1933 Act on January 19, 2018 (Accession Number: 0001398344-18-000763).

 

If you have any questions regarding this filing, please contact Megan Hadley Koehler, with the Registrant’s service provider, ALPS Fund Services, Inc., at (720) 917-0585 or via email at megan.koehler@alpsinc.com.

 

Sincerely,

 

/s/ Michael G. Willis  
Michael G. Willis  
President  

 

Enclosure

cc:Kevin Teng, Esq.

Davis Graham & Stubbs LLP