Filed Pursuant to Rule 424(b)(3)
Registration No. 333-178972
Prospectus Supplement No. 1
(to Prospectus dated January 31, 2012)
11,300,000 SHARES
CURRENCYSHARES® EURO TRUST
This Prospectus Supplement No. 1 amends and supplements our prospectus dated January 31, 2012 (the Prospectus) and should be read in conjunction with, and must be delivered with, the Prospectus.
Each reference in the Prospectus to Rydex Specialized Products LLC is hereby deleted and replaced in its entirety with Guggenheim Specialized Products, LLC.
Each reference in the Prospectus to Rydex Investments is hereby deleted and replaced in its entirety with Guggenheim Investments.
The Prospectus shall remain unchanged in all other respects. Capitalized terms used but not defined herein shall have the meanings ascribed to such terms in the Prospectus.
The date of this Prospectus Supplement is March 30, 2012