Is AYE a good stock to own? Find out who bought Allegheny Energy, who sold Allegheny Energy (AYE) stock, and who holds a large position in Allegheny Energy.

• SECURITIES MANAGEMENT & RESEARCH INC/ owns 101200 shares worth $2.45M
• Westchester Capital Management owns 97000 shares worth $2.35M

• T. Rowe Price Associates sold on Dec. 31, 2010
• STATE STREET CORPORATION sold on Dec. 31, 2010
• First Eagle Investment Management sold on Dec. 31, 2010
• FMR sold on Dec. 31, 2010
• Taconic Capital Advisors sold on Dec. 31, 2010
• Prospector Partners sold on Dec. 31, 2010
• AQR Capital Management sold on Dec. 31, 2010
• Franklin Resources sold on Dec. 31, 2010
• Arrowgrass Capital Partners sold on Dec. 31, 2010
• Sterling Capital Management sold on Dec. 31, 2010
• Credit Suisse AG sold on Dec. 31, 2010
• Principal Financial sold on Dec. 31, 2010
• Stark Offshore Management sold on Dec. 31, 2010
• Frank Russell Company sold on Dec. 31, 2010
• Private Management sold on Dec. 31, 2010
• Barclays sold on Dec. 31, 2010
• Jefferies sold on Dec. 31, 2010
• OppenheimerFunds sold on Dec. 31, 2010
• Geode Capital Management sold on Dec. 31, 2010
• Credit Agricole S.A. sold on Dec. 31, 2010
• HIGHBRIDGE CAPITAL MANAGEMENT sold on Dec. 31, 2010
• Legal & General sold on Dec. 31, 2010
• EAC Management sold on Dec. 31, 2010
• J P MORGAN CHASE & CO sold on Dec. 31, 2010
• Guggenheim Capital, LLC Managers sold on Dec. 31, 2010
• UBS AG sold on Dec. 31, 2010
• Centaurus Capital sold on Dec. 31, 2010
• GOLDMAN SACHS sold on Dec. 31, 2010
• ALLIANCEBERNSTEIN sold on Dec. 31, 2010
• Angelo, Gordon & Co sold on Dec. 31, 2010
• 1798 Global Partners sold on Dec. 31, 2010
• Charles Schwab Investment Management sold on Dec. 31, 2010
• Wells Fargo & Company sold on Dec. 31, 2010
• RHUMBLINE ADVISERS sold on Dec. 31, 2010
• Adage Capital Partners GP sold on Dec. 31, 2010
• OHIO PERS sold on Dec. 31, 2010
• Parametric Portfolio Associates sold on Dec. 31, 2010
• FIL sold on Dec. 31, 2010
• Korea Investment Corporation sold on Dec. 31, 2010
• Sumitomo Trust and Banking Company sold on Dec. 31, 2010
• Commerzbank Aktiengesellschaft sold on Dec. 31, 2010
• Chevy Chase Trust Holdings sold on Dec. 31, 2010
• Manulife Asset Management sold on Dec. 31, 2010
• Inves sold on Dec. 31, 2010
• Employees Retirement System of Texas sold on Dec. 31, 2010
• Brencourt Advisors sold on Dec. 31, 2010
• Frontier Investment Mgmt sold on Dec. 31, 2010
• ING Groep N.V. sold on Dec. 31, 2010
• British Columbia Investment Management Corporation sold on Dec. 31, 2010
• Sentinel Asset Management sold on Dec. 31, 2010
• Westchester Capital Management sold on Dec. 31, 2010
• Hudson Bay Capital Management sold on Dec. 31, 2010
• TEACHER RETIREMENT SYSTEM OF TEXAS sold on Dec. 31, 2010
• TD Asset Management sold on Dec. 31, 2010
• Ramius sold on Dec. 31, 2010
• Luther King Capital Management Corporation sold on Dec. 31, 2010
• Royal Bank of Scotland sold on Dec. 31, 2010
• Financial Counselors sold on Dec. 31, 2010
• D. E. Shaw & Co sold on Dec. 31, 2010
• Capstone Investment Advisors sold on Dec. 31, 2010
• Piedmont Investment Advisers sold on Dec. 31, 2010
• KBC Group NV sold on Dec. 31, 2010
• ARONSON JOHNSON ORTIZ sold on Dec. 31, 2010
• Norges Bank Investment Management sold on Sept. 30, 2010
• Public Employees' Retirement Association of Colorado sold on Sept. 30, 2010
• Diamondback Capital Management sold on Sept. 30, 2010
• S.A.C. Capital Advisors sold on July 30, 2009
• Greenlight Capital sold on June 30, 2009
• Tudor Investment Corporation sold on June 30, 2009
• Navellier & Associates sold on June 30, 2008
• Manufacturers Life Insurance Company sold on March 31, 2008
• Wintergreen Advisers sold on Dec. 31, 2007
• Manulife Asset Management sold on Dec. 31, 2005

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