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

• Riverstone Holdings owns 51.37M shares worth $270.72M
• Carlyle owns 51.37M shares worth $326.21M
• Ares Management owns 46.63M shares worth $245.76M
• TPG-Axon Management owns 36.22M shares worth $190.86M
• Fairfax Financial Holdings owns 32.46M shares worth $170.76M
• Omega Advisors owns 26.60M shares worth $140.16M
• Mount Kellett Capital Management owns 22.22M shares worth $141.13M
• Thornburg Investment Management owns 21.93M shares worth $171.72M
• Vanguard owns 19.55M shares worth $103.05M
• Name Highfields Capital Management owns 13.34M shares worth $70.30M
• GOLDMAN SACHS owns 12.75M shares worth $67.22M
• Litespeed Management owns 9.86M shares worth $51.98B
• Jefferies owns 8.70M shares worth $68.63M
• Elliott Management Corporation owns 8.27M shares worth $57.67M
• STATE STREET CORPORATION owns 7.81M shares worth $41.18M
• CITADEL ADVISORS owns 7.27M shares worth $48.63M
• S.A.C. Capital Advisors owns 6.92M shares worth $48.20M
• St. Denis J. Villere & Co owns 6.62M shares worth $34.91M
• DW Investment Management owns 6.50M shares worth $40.56M
• Guggenheim Capital, LLC Managers owns 6.12M shares worth $49.48M
• FEINBERG STEPHEN owns 5.58M shares worth $29.42M
• Inves owns 5.32M shares worth $43.37M
• Sandler Capital Management owns 5.06M shares worth $26.66M
• KALMAR INVESTMENTS INC /DE/ owns 4.96M shares worth $31.47M
• Vollero Beach Capital Partners owns 4.84M shares worth $25.50M
• 3G Capital Partners owns 4.79M shares worth $33.42M
• Graham Capital Management owns 4.50M shares worth $23.72M
• American Century Companies owns 4.21M shares worth $32.96M
• Wallace R. Weitz owns 4.20M shares worth $22.13M

• Wells Fargo & Company sold on Sept. 30, 2011
• FRIESS ASSOCIATES sold on June 30, 2011
• Sound Energy Partners sold on March 31, 2011
• Owl Creek Asset Management sold on Dec. 31, 2010
• Lone Pine Capital sold on Sept. 30, 2008

• EXCO Resources (XCO)
• Lear Corporation (LEA)
• Via (VIA.B)
• News Corporation (NWSA)
• Cumulus Media (CMLS)
• SandRidge Energy (SD)
• Hertz Global Holdings (HTZ)
• Boston Private Financial Holdings (BPFH)
• Ares Capital Corporation (ARCC)
• FMC Corporation (FMC)
• Penn Virginia Resource Partners L P (PVR)
• RTI International Metals (RTI)
• Superior Energy Services (SPN)
• Willbros (WG)
• Financial Select Sector SPDR (XLF)
• Concord Medical Services Holding (CCM)
• Charter Communications (CHTR)
• Booz Allen Hamilton Holding Corporation (BAH)
• Alere (ALR-B)
• Niska Gas Storage Partners (NKA)
• China Recycling Energy (CREG)