Table of Contents
Index to Financial Statements
Newfield Exploration Company, Plains Exploration & Production (since November 2007) and Stone Energy Corporation.
Each of the total cumulative returns presented assumes a $100 investment beginning December 31, 2005 and ending December 31, 2010. The
performance of the indices is shown on a total return (dividend reinvestment) basis; however, we paid no dividends on our Common Stock during the period
shown. The graph lines merely connect the beginning and end of the measuring periods and do not reflect fluctuations between those dates.
Total Return Analysis 12/31/05 12/31/06 12/31/07 12/31/08 12/31/09 12/31/10
ATP Oil & Gas Corporation $ 100.00 $ 106.92 $ 136.56 $ 15.81 $ 49.39 $ 45.23
NASDAQ Composite Index 100.00 111.74 124.67 73.77 107.12 125.93
Old Peer Group Index 100.00 105.04 144.65 64.25 101.22 133.86
New Peer Group Index 100.00 97.67 121.12 39.41 66.80 93.86
The foregoing graph and related description shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended,
or under the Exchange Act, except to the extent that we specifically incorporate this information by reference. In addition, the foregoing graph and the related
description shall not be deemed "soliciting material" or to be "filed" with the SEC or subject to Regulation 14A or 14C under the Exchange Act.
Information relating to compensation plans under which our equity securities are authorized for issuance is set forth in Part III, Item 12 of this Annual
Report on Form 10-K.