Lifshitz Law Firm announces an investigation into possible breaches of fiduciary duty in connection with Pioneer Natural Resources Company's ("Pioneer") proposal to acquire all of the outstanding, publicly-held Pioneer Southwest Energy Partners L.P. ...

DALLAS--(BUSINESS WIRE)-- Pioneer Southwest Energy Partners L.P. (NYSE: PSE) ("Pioneer Southwest") today announced that the chairman of the Conflicts Committee of the board of directors of Pioneer Southwest's general partner received a proposal ...

DALLAS--(BUSINESS WIRE)-- Pioneer Southwest Energy Partners L.P.("Pioneer Southwest" or "the Partnership") today announced financial and operating results for the quarter ended March 31, 2013.

Pioneer Southwest Energy Partners L.P. ( PSE ) will begin trading ex-dividend on May 01, 2013. A cash dividend payment of $0.52 per share is scheduled to be paid on May 10, 2013.

NEW YORK, May 8, 2013 /PRNewswire via COMTEX/ -- Harwood Feffer LLP (www.hfesq.com) is investigating potential claims against the board of directors of Pioneer Southwest Energy Partners L.P. ("PSE" or the "Company") (NYSE:PSE) concerning the ...

The securities litigation firm of Brower Piven, A Professional Corporation, has commenced an investigation into possible breaches of fiduciary duty to current shareholders of Pioneer Southwest Energy Partners L.P. ("Pioneer Southwest" or the "Company") ...

Law office of Brodsky & Smith, LLC announces that it is investigating potential claims against the Board of Directors of Pioneer Southwest Energy Partners L.P. ("Pioneer Southwest" or the "Company") (NYSE: PSE) relating to the proposed acquisition by ...

NEW YORK, May 20, 2013 (BUSINESS WIRE) -- Juan E. Monteverde, a partner at Faruqi & Faruqi, LLP, a leading national securities firm headquartered in New York City, is investigating the Board of Directors of Pioneer Southwest Energy Partners L.P. ...

... Investigation of Acquisition. An investigation on behalf of investors of Pioneer Southwest Energy Partners L.P. (NYSE:PSE) in connection with the proposed takeover was announced and NYSE:PSE unitholders should contact the Shareholders Foundation.

As a percentage of PSE's recent stock price of $25.97, this dividend works out to approximately 2.00%, so look for shares of Pioneer Southwest Energy Partners L.P. to trade 2.00% lower - all else being equal - when PSE shares open for trading on 5/1/13.