497 1 a12-24220_1497.htm 497

 

787 Seventh Avenue

 

New York, NY 10019-6099

Tel:  212 728 8000

Fax: 212 728 8111

 

October 17, 2012

 

VIA EDGAR

 

Securities and Exchange Commission

100 F Street, NE

Washington, DC 20549

 

Re:

Credit Suisse Opportunity Funds

 

Securities Act File No. 33-92982

 

Investment Company Act File No. 811-9054

 

Ladies and Gentlemen:

 

On behalf of the Registrant and pursuant to Rule 497(e) under the Securities Act of 1933, as amended, attached for filing are exhibits containing interactive data format risk/return summary information that mirrors the risk/return summary information in the Prospectuses, dated September 25, 2012, for the Credit Suisse Managed Futures Strategy Fund (the “Fund”), a series of Credit Suisse Opportunity Funds. The purpose of the filing is to submit the 497 filing dated October 1, 2012 in XBRL for the Fund.

 

Any questions or comments on the attached should be directed to the undersigned at 212-728-8611.

 

Sincerely,

 

/s/ Elizabeth G. Miller

 

Elizabeth G. Miller

 

 

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