Kohlberg Kravis Roberts & Co. (NYSE:KKR) through KKR Natural Resources Fund, L.P. and Premier Natural Resources LLC entered into a definitive agreement to acquire certain Barnett Shale and Arkoma Basin properties from WPX Energy, Inc. (NYSE:WPX) for approximately $310 million on April 2, 2012. The transaction was approved by Board of Directors of WPX Energy. Transaction is subject to standard closing conditions and is expected to complete in the second quarter of 2012. RBC Capital Markets Inc. acted as financial advisor to WPX Energy, Inc. John B. Connally, Jim Meyer and Yvette Schultz of Vinson Elkins LLP acted as legal advisors for Kohlberg Kravis Roberts & Co., parent company of KKR Resources. Jan Harris of Holland & Hart LLP acted as legal advisor for WPX. Ann Lane and Wendy Brooks were the in-house advisors of WPX.