ProShare Advisors LLC
7501 Wisconsin Avenue
Bethesda, MD 20814-6527
June 5, 2013
U.S. Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549
|Re:||ProShares Trust (the Trust)|
|(File Nos. 333-89822 and 811-21114)|
Ladies and Gentlemen:
Transmitted herewith for filing on behalf of the Trust pursuant to Rule 497 under the Securities Act of 1933, as amended, are exhibits in interactive data format on XBRL, which contain the risk return summary information of the prospectus dated May 23, 2013 for ProShares Ultra High Yield and ProShares Ultra Investment Grade Corporate, as filed under Rule 497 on May 23, 2013 (SEC Accession No. 0001193125-13-233228).
Should you have any comments or questions, please do not hesitate to contact me at (240) 497-6577.
/s/ Kenneth C. Fang
Kenneth C. Fang
Vice President and Legal Counsel