Is OAS a good stock to own? Find out who bought Oasis Petroleum, who sold Oasis Petroleum (OAS) stock, and who holds a large position in Oasis Petroleum.

• T. Rowe Price Associates owns 5.56M shares worth $211.69M
• Vanguard owns 4.20M shares worth $160.08M
• Neuberger Berman owns 3.09M shares worth $117.47M
• Geneva Capital Management owns 2.38M shares worth $90.71M
• Rainier Investment Management owns 2.00M shares worth $76.21M
• ALLIANCEBERNSTEIN owns 1.94M shares worth $73.88M
• Vaughan Nelson Investment Management owns 1.89M shares worth $71.83M
• Inves owns 1.84M shares worth $69.95M
• STATE STREET CORPORATION owns 1.81M shares worth $69.07M
• S.A.C. Capital Advisors owns 1.64M shares worth $52.14M
• William Blair $ Company owns 1.46M shares worth $55.63M
• SCOUT INVESTMENTS owns 1.40M shares worth $44.67M
• Keeley Asset Management owns 1.36M shares worth $43.30M
• CITADEL ADVISORS owns 1.36M shares worth $51.79M
• ING Investment Management Co Address: 10 State House Square owns 1.30M shares worth $49.81M
• Oak Ridge Investments owns 1.27M shares worth $48.38M
• St. Denis J. Villere & Co owns 1.22M shares worth $46.50M
• Millennium Management owns 1.19M shares worth $37.84M
• OppenheimerFunds owns 1.18M shares worth $44.96M
• Columbus Circle Investors owns 1.17M shares worth $44.38M
• Timpani Capital Management owns 1.06M shares worth $1.06M
• Vollero Beach Capital Partners owns 1.06M shares worth $33.71M
• SPO Advisory owns 992349 shares worth $31.56M
• Viking Fund Management owns 985000 shares worth $29.03M
• Luther King Capital Management Corporation owns 984425 shares worth $37.48M
• BAM owns 873248 shares worth $33.24M
• TimesSquare Capital Management owns 860800 shares worth $32.77M
• MOORE CAPITAL MANAGEMENT owns 850000 shares worth $32.36M

• Columbia Wanger Asset Management sold on Dec. 31, 2011
• Commonwealth Bank of Australia sold on Sept. 30, 2011
• Cortina Asset Management sold on Sept. 30, 2011
• Ameriprise Financial sold on June 30, 2011
• Damian Sousa sold on June 30, 2011
• Artisan Partners Holdings sold on March 31, 2011
• FMR sold on Dec. 31, 2010
• Wells Fargo & Company sold on Dec. 31, 2010

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