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

• Vanguard owns 5.19M shares worth $232.69M
• T. Rowe Price Associates owns 4.58M shares worth $205.19M
• Columbia Wanger Asset Management owns 3.66M shares worth $119.83M
• Arrowgrass Capital Partners owns 3.47M shares worth $155.32M
• Frontier Capital Management owns 2.96M shares worth $96.93M
• Pentwater Capital Management owns 2.90M shares worth $129.92M
• Alkeon Capital Management owns 2.39M shares worth $78.20M
• Tyrus Capital S.A.M. owns 2.25M shares worth $100.71M
• Wellington Management Company owns 1.88M shares worth $52.92M
• Inves owns 1.62M shares worth $52.88M
• RCM Capital Management owns 1.56M shares worth $43.81M
• Lone Pine Capital owns 1.55M shares worth $50.84M
• ING Investment Management Co Address: 10 State House Square owns 1.34M shares worth $43.68M
• STATE STREET CORPORATION owns 1.32M shares worth $59.07M
• CALAMOS ADVISORS owns 1.29M shares worth $42.29M
• Brookside Capital Management, LLC* owns 1.21M shares worth $33.97B
• Robeco Institutional Asset Management B V owns 1.21M shares worth $33.94M
• Next Century Growth Investors owns 1.08M shares worth $30.41M
• Hudson Bay Capital Management owns 1.07M shares worth $47.96M
• Cowen owns 997375 shares worth $44.68M
• P. SCHOENFELD ASSET MANAGEMENT owns 991139 shares worth $44.40M
• Turner Investments owns 972665 shares worth $31.82M
• OppenheimerFunds owns 940821 shares worth $30.77M
• GAMCO Asset Management owns 927447 shares worth $41.55M
• Gabelli Funds owns 920800 shares worth $41.25M
• Carlson Capital owns 919573 shares worth $41.20M
• Millennium Management owns 916133 shares worth $41.04M
• Commerzbank Aktiengesellschaft owns 879263 shares worth $39.39M
• Sandell Asset Management owns 857900 shares worth $38.43M
• Gabelli Securities owns 846886 shares worth $37.94M
• KALMAR INVESTMENTS INC /DE/ owns 801081 shares worth $35.89M
• Chartwell Investment Partners owns 766358 shares worth $34.30M
• Address: owns 675000 shares worth $22.08B
• Barclays owns 644805 shares worth $28.89M
• AQR Capital Management owns 632062 shares worth $28.32M
• Neuberger Berman owns 563400 shares worth $18.43M
• First Eagle Investment Management owns 545000 shares worth $24.39M

• Bank of America Corporation sold on Sept. 30, 2012
• Magnetar Financial sold on June 30, 2012
• Jennison Associates sold on March 31, 2012
• Norges Bank Investment Management sold on March 31, 2012
• Ameriprise Financial sold on June 30, 2011
• Alydar Partners sold on June 30, 2011
• Wells Fargo & Company sold on March 31, 2011
• Karsch Capital Management sold on March 31, 2011
• Schroder Investment Management sold on March 31, 2011
• FIL sold on March 31, 2011
• GRANAHAN INVESTMENT MANAGEMENT INC/MA sold on March 31, 2011
• American Century Companies sold on March 31, 2011
• FMR sold on Dec. 31, 2010
• Heather K. Mellem, Esq. sold on Dec. 31, 2010
• Roxbury Capital Management sold on June 30, 2009

• FTI Consulting (FCN)
• BioMarin Pharmaceutical (BMRN)
• Clean Harbors (CLH)
• Coach (COH)
• Heartland Express (HTLD)
• Tiffany & Co. (TIF)
• Red Hat (RHT)
• Pinnacle Entertainment (PNK)
• Alliance Data Systems Corporation (ADS)
• Warna (WRC)
• SBA Communications Corporation (SBAC)
• Eaton Vance (EV)
• Ariba (ARBA)
• Cheesecake Factory Incorporated (CAKE)
• Finisar Corporation (FNSR)
• Hittite Microwave Corporation (HITT)
• Mobile Mini (MINI)
• Moog (MOG.A)
• Vail Resorts (MTN)
• Plexus (PLXS)
• Rosetta Resources (ROSE)