UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D. C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934

DATE OF EARLIEST EVENT REPORTED: May 12, 2004

ATP OIL & GAS CORPORATION

(Exact name of registrant as specified in its charter)

Commission file number: 000-32261

Texas	76-0362774
(State or other jurisdiction of	(I.R.S. Employer
incorporation or organization)	Identification No.)

4600 Post Oak Place, Suite 200

Houston, Texas 77027

(Address of principal executive offices)

(Zip Code)

(713) 622-3311

(Registrant’s telephone number, including area code)

Item 5. — Other Events

On May 12, 2004, ATP Oil & Gas Corporation, a Texas corporation, issued a press release, a copy of which is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

Item 7. — Financial Statements, Pro Forma Financial Information and Exhibits

(c) Exhibits

99.1 Press Release dated May 12, 2004

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned and thereunto duly authorized.

	ATP Oil & Gas Corporation
Date: May 14, 2004	By:	/s/ Albert L. Reese, Jr.
		Albert L. Reese, Jr. Chief Financial Officer

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