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

• Guggenheim Capital, LLC Managers owns 3.68M shares worth $79.19M
• Tahithromos owns 1.42M shares worth $7.63M
• Vanguard owns 1.11M shares worth $5.99M
• VAN DEN BERG MANAGEMENT INC/TX owns 938796 shares worth $7.62M
• Luther King Capital Management Corporation owns 906650 shares worth $16.62M
• Royce & Associates owns 843155 shares worth $4.54M
• TCW owns 642680 shares worth $11.78M
• Kingdon Capital Management owns 600000 shares worth $11.00M
• Next Century Growth Investors owns 560209 shares worth $10.27M
• STATE STREET CORPORATION owns 517649 shares worth $2.79M
• Manning & Napier Advisors owns 499400 shares worth $2.69M
• Allianz Asset Management AG owns 491085 shares worth $4.08M
• Perimeter Capital Partners owns 471029 shares worth $3.83M
• Cortina Asset Management owns 435322 shares worth $7.98M
• Rock Point Advisors owns 420540 shares worth $2.27M
• Artisan Partners Limited Partnership owns 384000 shares worth $3.12M
• RCM Capital Management owns 370145 shares worth $6.78M
• Liberty Mutual Group Asset Management owns 338496 shares worth $2.75M
• Ironwood Investment Management owns 332901 shares worth $2.70M
• Prescott Group Capital Management owns 318700 shares worth $2.09M
• Riverbrige Partners owns 298206 shares worth $1.61M
• Inves owns 274974 shares worth $1.48M
• WALL STREET ASSOCIATES owns 248614 shares worth $4.56M
• Ardsley Advisory Partners owns 225000 shares worth $1.48M
• Thompson Investment Management owns 223200 shares worth $1.20M
• Frank Russell Company owns 215512 shares worth $3.93M
• Credit Suisse AG owns 196068 shares worth $1.06M
• LUMINUS MANAGEMENT owns 192547 shares worth $1.26M
• Liberty Mutual owns 189990 shares worth $3.08M
• Employees Retirement System of Texas owns 180000 shares worth $970200
• Pate Capital Partners owns 170000 shares worth $2.76M
• Wells Fargo & Company owns 166431 shares worth $1.09M

• Gruber & McBaine Capital Management sold on Sept. 30, 2011
• Roxbury Capital Management sold on Sept. 30, 2011
• SAM Sustainable Asset Management sold on June 30, 2011
• Rice Hall James & Associates sold on June 30, 2011
• MANAGED ACCOUNT ADVISORS sold on March 31, 2011
• Norges Bank Investment Management sold on March 31, 2011
• FMR sold on Dec. 31, 2010
• Henderson sold on Dec. 31, 2010
• Invicta Capital Management sold on Dec. 31, 2010

• E TRADE Financial Corporation (ETFC)
• ICICI Bank (IBN)
• iStar Financial (SFI)
• Crocs (CROX)
• Martin Marietta Materials (MLM)
• Autodesk (ADSK)
• Freeport-McMoRan Copper & Gold (FCX)
• Jacobs Engineering (JEC)
• Tesoro Corporation (TSO)
• Louisiana-Pacific Corporation (LPX)
• Allscripts Healthcare Solutions (MDRX)
• Exide Technologies (XIDE)
• Maxwell Technologies (MXWL)
• Chico's FAS (CHS)
• Fuel Systems Solutions (FSYS)
• Sterlite Industries India (SLT)
• Chicago Bridge & Iron Company N.V. (CBI)
• MasTec (MTZ)
• Flotek Industries (FTK)
• Heckmann Corporation (HEK)
• General Motors Company (GM)