X0706 D LIVE 0001123647 ATP OIL & GAS CORP 4600 POST OAK PL STE 100 HOUSTON TX TEXAS 77027 7136223311 TEXAS None None Corporation true T. Paul Bulmahn 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Executive Officer Executive Chairman Leland Tate 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Executive Officer President Albert L. Reese, Jr. 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Executive Officer Chief Financial Officer George Morris 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Executive Officer Chief Operating Officer John Tschirhart 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Executive Officer Sr. Vice President-International, General Counsel and Assistant Secretary Keith Godwin 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Executive Officer Chief Accounting Officer Burt Adams c/o ATP Oil & Gas Corporation 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Director Chris Brisack c/o ATP Oil & Gas Corporation 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Director Arthur Dilly c/o ATP Oil & Gas Corporation 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Director George Edwards c/o ATP Oil & Gas Corporation 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Director Robert Karow c/o ATP Oil & Gas Corporation 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Director Brent Longnecker c/o ATP Oil & Gas Corporation 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Director Gerard Swonke c/o ATP Oil & Gas Corporation 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77020 Director Walter Wendlalndt c/o ATP Oil & Gas Corporation 4600 Post Oak Place, Suite 100 Houston TX TEXAS 77027 Director Oil and Gas Decline to Disclose 06 false 2012-06-20 false true true true false 0 KLR Group, LLC (a/k/a Burnham Securities Inc.) 22549 KLR Group, LLC (a/k/a Burnham Securities Inc.) 22549 1325 Avenue of the Americas, 26th Fl. New York NY NEW YORK 10010 All States false 35000000 35000000 0 false 1 1400000 true 0 0 true false ATP OIL & GAS CORP /s/ Albert L. Reese, Jr. Albert L. Reese, Jr. Chief Financial Officer 2012-07-03