ATP OIL & GAS CORP Contracts & Agreements

ASSET PURCHASE AGREEMENT BY AND BETWEEN ATP OIL & GAS CORPORATION AS SELLER AND CREDIT SUISSE AG AS ADMINISTRATIVE AGENT AND COLLATERAL AGENT TABLE OF CONTENTS (Filed With SEC on November 8, 2013)

JOINDER AGREEMENT (Filed With SEC on November 8, 2013)

- 1 - (Filed With SEC on December 13, 2012)

Decommissioning Trust Agreement (Filed With SEC on December 5, 2012)

U.S. DEPARTMENT OF THE INTERIOR SETTLEMENT AGREEMENT (Filed With SEC on December 5, 2012)

[Remainder of page intentionally left blank] (Filed With SEC on September 27, 2012)

AGREEMENT between ATP East Med Number 1 B.V., and Moncrief Oil International Inc. (Filed With SEC on September 26, 2012)

SENIOR SECURED SUPER PRIORITYPRIMING DEBTOR IN POSSESSION CREDIT AGREEMENT dated as of August 29, 2012, among ATP OIL & GAS CORPORATION, as debtor and debtor-in-possession as... (Filed With SEC on September 5, 2012)

SECURITIES PURCHASE AGREEMENT (Filed With SEC on June 20, 2012)

[FORM OF SENIOR CONVERTIBLE NOTE] (Filed With SEC on June 20, 2012)

[FORM OF WARRANT] (Filed With SEC on June 20, 2012)

REGISTRATION RIGHTS AGREEMENT (Filed With SEC on June 20, 2012)

[Remainder of this page intentionally left blank] (Filed With SEC on March 15, 2012)

1,500,000 Shares ATP Oil & Gas Corporation 8.00% Convertible Perpetual Preferred Stock, Series B UNDERWRITING AGREEMENT (Filed With SEC on June 21, 2011)

[Signature page to Incremental Assumption Agreement and Amendment No. 1] (Filed With SEC on February 25, 2011)

EMPLOYMENT AGREEMENT (Filed With SEC on January 5, 2011)

CREDIT AGREEMENT dated as of June 18, 2010, among ATPOIL & GAS CORPORATION, as Borrower, THE LENDERS PARTY HERETO and CREDITSUISSE AG, as Administrative Agent and Collateral Agent... (Filed With SEC on June 24, 2010)

ATP OIL & GAS CORPORATION as the Issuer, and THE BANK OFNEW YORK MELON TRUST COMPANY, N.A., as Trustee and Collateral Agent INDENTURE Datedas of April 23, 2010 11.875% Senior... (Filed With SEC on April 29, 2010)

J.P. MORGAN SECURITIES INC. ATP OIL & GAS CORPORATION $1,500,000,000 Senior Second Lien Notes Due 2015 Purchase Agreement (Filed With SEC on April 23, 2010)

J.P. MORGAN SECURITIES INC. ATP OIL & GAS CORPORATION (Filed With SEC on September 29, 2009)

1,250,000 ATP Oil & Gas Corporation 8.00%Convertible Perpetual PreferredStock PURCHASE AGREEMENT (Filed With SEC on September 29, 2009)

J.P. MORGAN SECURITIES INC. ATP OIL & GAS CORPORATION (Filed With SEC on June 16, 2009)

ATP OIL & GAS CORPORATION ALL EMPLOYEE BONUS POLICY (Filed With SEC on March 13, 2009)

ATP OIL & GAS CORPORATION DISCRETIONARY BONUS POLICY (Filed With SEC on March 13, 2009)

DATED 23rd September 2008 As Amended and Restated on 23rd October 2008 (Filed With SEC on November 10, 2008)

DATED 23RD SEPTEMBER 2008 ASAMENDED AND RESTATED ON 23RD OCTOBER 2008 CALL OPTION AGREEMENT Between (Filed With SEC on November 10, 2008)

5,750,000 Shares ATP Oil & Gas Corporation (Filed With SEC on November 20, 2007)

UNSECURED SUBORDINATED CREDIT AGREEMENT dated as of September 7, 2007, among (Filed With SEC on September 7, 2007)

Repayment Date (Filed With SEC on March 23, 2007)

THIRD AMENDED AND RESTATED CREDIT AGREEMENT dated as of December 28, 2006, among ATP OIL & GAS CORPORATION, THE LENDERS NAMED HEREIN, (Filed With SEC on March 2, 2007)

ARTICLES OF AMENDMENT TO THE ARTICLES OF INCORPORATION OF (Filed With SEC on November 29, 2006)

SECOND LIEN CREDIT AGREEMENT dated as of November 22, 2006, (Filed With SEC on November 29, 2006)

STATEMENT OF RESOLUTIONS ESTABLISHING THE 12 1/2% SERIES B CUMULATIVE PERPETUAL PREFERRED STOCK OF ATP OIL & GAS CORPORATION (Filed With SEC on March 21, 2006)

150,000 Shares ATP Oil & Gas Corporation (Filed With SEC on March 21, 2006)

EMPLOYMENT AGREEMENT (Filed With SEC on December 30, 2005)

EMPLOYMENTAGREEMENT (Filed With SEC on December 30, 2005)

EMPLOYMENT AGREEMENT (Filed With SEC on December 30, 2005)

EMPLOYMENTAGREEMENT (Filed With SEC on December 30, 2005)

EMPLOYMENT AGREEMENT (Filed With SEC on December 30, 2005)

PURCHASE AND SALE AGREEMENT (Filed With SEC on November 4, 2005)

SALE AND PURCHASE AGREEMENT ROWAN-MIDLAND THISAGREEMENT CONTAINS PROVISIONS RELATIVE TO INDEMNITY, RELEASE OF LIABILITY AND ALLOCATION OR RISK (Filed With SEC on October 19, 2005)

STATEMENT OF RESOLUTIONS ESTABLISHING THE 13 1/2% SERIES A CUMULATIVE PERPETUAL PREFERRED STOCK OF ATP OIL & GAS CORPORATION (Filed With SEC on August 8, 2005)

175,000 Shares (Filed With SEC on August 8, 2005)

ATP OIL & GAS CORPORATION SUBSCRIPTION AND REGISTRATION RIGHTS AGREEMENT (Filed With SEC on December 3, 2004)

WARRANT SHARES REGISTRATION RIGHTS AGREEMENT dated asof March 29, 2004, (Filed With SEC on March 30, 2004)

WARRANT AGREEMENT dated as of (Filed With SEC on March 30, 2004)

AMENDMENT NO. 4 TO THE SECOND AMENDED AND RESTATED FINANCING AGREEMENT (Filed With SEC on March 30, 2004)

FIRST LIEN CREDIT AGREEMENT (Filed With SEC on March 30, 2004)

SECOND LIEN CREDIT AGREEMENT (Filed With SEC on March 30, 2004)

INTERCREDITOR AGREEMENT (Filed With SEC on March 30, 2004)

ATP OIL & GAS CORPORATION and THE INITIAL HOLDERSPECIFIED ON THE SIGNATURE PAGES HEREOF Dated as of February16, 2004 TABLE OF CONTENTS (Filed With SEC on February 27, 2004)

WARRANT (Filed With SEC on February 27, 2004)

TO THE SECOND AMENDED AND RESTATED FINANCING AGREEMENT (Filed With SEC on February 27, 2004)

CONSENT AND AMENDMENT NO. 1 (Filed With SEC on November 19, 2003)

FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (Filed With SEC on May 15, 2003)

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ATP OIL & GAS CORP Contracts & Agreements