Who owns American Superconductor Corporation?

Key details on American Superconductor Corporation (Ticker: AMSC)

Who owns American Superconductor Corporation?

Is AMSC a good stock to own? Find out who bought American Superconductor Corporation, who sold American Superconductor Corporation (AMSC) stock, and who holds a large position in American Superconductor Corporation.

Fund Name Number of Shares Share Valuation As Of
BlackRock Institutional Trust Company, N.A. 2.05M $3.35M Dec. 31, 2013
Vanguard 1.46M $2.40M Dec. 31, 2013
BlackRock Fund Advisors 1.33M $2.18M Dec. 31, 2013
Inves 1.10M $1.80M Dec. 31, 2013
STATE STREET CORPORATION 802979 $2.10M Dec. 31, 2013
Ironwood Investment Management 797102 $1.31M Dec. 31, 2013
Credit Agricole S.A. 750000 $2.77M Dec. 31, 2011
NORTHERN TRUST 663279 $1.09M Dec. 31, 2013
SUSQUEHANNA INTERNATIONAL 619373 $1.02M Dec. 31, 2013
Jacobs Levy Equity Management 479803 $1.28M March 31, 2013
Prescott Group Capital Management 473011 $775738 Dec. 31, 2013
DIMENSIONAL FUND ADVISORS 451690 $740771 Dec. 31, 2013
CalPERS 404900 $591154 March 31, 2014
Brown Advisory Holdings Incorporated 394143 $918353 Sept. 30, 2013
Oxford Asset Management 386379 $1.59M March 31, 2012
GOLDMAN SACHS 386048 $633118 Dec. 31, 2013
BlackRock Advisors 338280 $791575 Sept. 30, 2013
Scopia Management 312920 $1.17M Dec. 31, 2011
Technical Financial Services 312690 $825501 June 30, 2013
Frank Russell Company 303172 $718517 Sept. 30, 2013
Barclays 303100 $1.12M Dec. 31, 2011
Seamans Capital Management 303000 $799920 June 30, 2013
Ardsley Advisory Partners 300000 $792000 June 30, 2013
Renaissance Technologies 298870 $699355 Sept. 30, 2013
Geode Capital Management 282157 $660247 Sept. 30, 2013
Citi 264636 $979153 Dec. 31, 2011
GMT Capital 264242 $1.10M Sept. 30, 2012
MORGAN STANLEY 260805 $427720 Dec. 31, 2013

Who sold American Superconductor Corporation?

Fund Name Date Sold Number of Shares Sold Share Valuation
Norges Bank Investment Management Sept. 30, 2012 331653 $1.38M
UBS AG Sept. 30, 2011 325863 $1.28M
TIAA-CREF Investment Management Sept. 30, 2011 258109 $1.01M
Ameriprise Financial June 30, 2011 368491 $3.33M
RCM Capital Management March 31, 2011 1.06M $26.48M
Bank of America Corporation March 31, 2011 1.01M $25.22M
OppenheimerFunds March 31, 2011 1.00M $24.90M
Soros Fund Management March 31, 2011 541400 $13.46M
Royce & Associates March 31, 2011 428000 $10.64M
Belltower Advisors March 31, 2011 368040 $9.15M
KLINGENSTEIN FIELDS & CO March 31, 2011 332480 $8.27M
GAM Holding March 31, 2011 267200 $6.65M
Muhlenkamp & Company March 31, 2011 252250 $6.27M
FMR Dec. 31, 2010 2.85M $81.41M
Munder Capital Management Dec. 31, 2010 1.99M $56.58M
Zevenbergen Capital Investments Dec. 31, 2010 1.45M $41.48M
Coatue Management Dec. 31, 2010 1.11M $31.83M
CALAMOS ADVISORS Dec. 31, 2010 779200 $22.28M
Marshall & Ilsley Corporation Dec. 31, 2010 569787 $16.29M
D. E. Shaw & Co Dec. 31, 2010 450622 $12.88M
Sunrise Partners Limited Partnership Dec. 31, 2010 383400 $10.96M
Arbor Capital Management Dec. 31, 2010 370800 $10.60M
IronBridge Capital Dec. 31, 2010 339029 $9.69M
JAT Capital Management Dec. 31, 2010 306549 $8.76M
Cadian Capital Management Dec. 31, 2010 270852 $7.74M
Tiger Global Management June 30, 2008 1.02M $36.75M