Summary of APCO OIL & GAS INTERNATIONAL INC

Item 7.01. Regulation FD Disclosure.

On May 3, 2012, the holder of a controlling equity interest in Apco Oil and Gas International Inc. ("Apco" or the "Company"), WPX Energy, Inc. ("WPX"), issued a press release announcing WPX's financial and operational results for the fiscal quarter ended March 31, 2012. The press release disclosed certain operational information regarding Apco. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated by reference into this Item 7.01.

Additionally, WPX hosted a conference call on May 3, 2012, to discuss its financial and operational results. WPX provided an electronic slide presentation on its website in connection with the conference call. Portions of that slide presentation addressed Apco. Copies of those slides are attached hereto as Exhibit 99.2 and are incorporated by reference into this Item 7.01.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits. The following exhibits are furnished with this Form 8-K:

Exhibit No.       Description
99.1              WPXPress Release dated May 3, 2012.
99.2              Selectionfrom WPX Earnings Call Slide Presentation dated May 3, 2012

The information contained under Items 7.01 and 9.01 of this Current Report on Form 8-K shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and shall not be deemed incorporated by reference in any filing with the Securities and Exchange Commission under the Securities Exchange Act of 1934 or the Securities Act of 1933, whether made before or after the date hereof and irrespective of any general incorporation language in any filings.

Portions of this report may constitute "forward-looking statements" as defined by federal law. Although the Company believes any such statements are based on reasonable assumptions, there is no assurance that actual outcomes will not be materially different. Additional information about issues that could lead to material changes in the Company's performance is contained in the Company's filings with the Securities and Exchange Commission. The Company undertakes no obligation to publicly update or revise any forward-looking statements to reflect events or circumstances after the date hereof.

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

APCO OIL AND GAS INTERNATIONAL INC.

Date: May 3, 2012 By: /s/ Amy Flakne Name: Amy Flakne Title: Assistant Corporate Secretary