Former United States Securities and Exchange Commission attorney Willie Briscoe and the securities litigation firm of Powers Taylor LLP are investigating potential claims against the Board of Directors of Apco Oil & Gas International Inc. (“Apco”) (NasdaqCM: APAGF) concerning the acquisition by Pluspetrol Resources Corporation. Under the terms of the agreement, valued at approximately $427 million, Apco’s shareholders will only receive $14.50 in cash per share owned, which is well below the 52-week high of $16.50 per share.

If you are an affected investor, and you want to learn more about the investigation or if you have information that you believe would be helpful to our investigation of the fairness of the proposed transaction, contact Willie Briscoe at The Briscoe Law Firm, PLLC, (214) 239-4568, or via email at WBriscoe@TheBriscoeLawFirm.com, or Patrick Powers at Powers Taylor LLP, toll free (877) 728-9607, via e-mail at shareholder@powerstaylor.com. There is no cost or fee to you.

The investigation centers on whether the Board of Directors of Apco are acting in the shareholders’ best interests, whether the board considered alternatives to the acquisition, and whether the board has employed an adequate process to review and act on the proposed transaction.

The Briscoe Law Firm, PLLC is a full service business litigation and shareholder rights advocacy firm with more than 20 years of experience in complex litigation and transactional matters.

Powers Taylor LLP is a boutique litigation law firm that handles a variety of complex business litigation matters, including claims of investor and stockholder fraud, shareholder oppression, shareholder derivative suits, and security class actions.

The Briscoe Law Firm, PLLCWillie Briscoe, 214-239-4568WBriscoe@TheBriscoeLawFirm.comorPowers Taylor LLPPatrick Powers, 877-728-9607shareholder@powerstaylor.com