Close

Notable Holders of American Superconductor Corp (AMSC)

  |   Expand Research on AMSC   |   * Does Not Fully Represent All Holders
Fund Title Shares % Owned Source
VANGUARD GROUP INC COM 2,264,951 4.40% 13F
BlackRock Institutional Trust Company, N.A. COM 1,284,230 2.50% 13F
BlackRock Fund Advisors COM 977,652 1.90% 13F
STATE STREET CORP COMMON STOCK 899,412 1.75% 13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM * AMERICAN 835,190 1.62% 13F
Goldman Sachs Asset Management, L.P. CMN 817,710 1.59% 13F
CREDIT AGRICOLE S A (CALL) COM 750,000 1.46% 13F
Invesco Ltd. COMMON 681,042 1.32% 13F
NORTHERN TRUST CORP COM 672,318 1.31% 13F
BLACKROCK ADVISORS LLC COM 453,470 0.88% 13F
GMT CAPITAL CORP COM 436,700 0.85% 13F
BlackRock Group LTD COM 434,361 0.84% 13F
MORGAN STANLEY COM 367,829 0.72% 13F
BANK OF AMERICA CORP /DE/ 357,467 0.70% 13F
KBC Group NV COM 338,827 0.66% 13F
UBS AG COM 325,863 0.63% 13F
SCOPIA MANAGEMENT INC (PUT) COM 307,300 0.60% 13F
TIAA CREF INVESTMENT MANAGEMENT LLC COM 258,109 0.50% 13F
BARCLAYS PLC (PUT) OPT 235,600 0.46% 13F
GABELLI FUNDS LLC COM 225,000 0.44% 13F
BlackRock Investment Management, LLC COM 176,968 0.34% 13F
GEODE CAPITAL MANAGEMENT LLC COM 175,040 0.34% 13F
RHJ International SA COM 163,513 0.32% 13F
MILLENNIUM MANAGEMENT LLC COM 155,026 0.30% 13F
CITIGROUP INC COM 128,091 0.25% 13F
Timber Hill LLC (CALL) CALL 125,400 0.24% 13F
SCHWAB CHARLES INVESTMENT MANAGEMENT INC COM 112,316 0.22% 13F
Van Eck COM 108,775 0.21% 13F
KNIGHT CAPITAL GROUP, INC. COM 104,485 0.20% 13F
FIRST TRUST ADVISORS LP COM 82,609 0.16% 13F
PARAMETRIC PORTFOLIO ASSOCIATES Common Stock 78,526 0.15% 13F
Magnetar Financial LLC COM 61,926 0.12% 13F
TWO SIGMA INVESTMENTS LLC COM 60,341 0.12% 13F
BROWN BROTHERS HARRIMAN & CO COMMON 60,000 0.12% 13F
DEUTSCHE BANK AG\ COM 58,056 0.11% 13F
LEGAL & GENERAL GROUP PLC COM 50,800 0.10% 13F
ROYAL BANK OF CANADA \ COM 50,422 0.10% 13F
NOMURA HOLDINGS INC CMN 43,591 0.08% 13F
SG Americas Securities, LLC 43,417 0.08% 13F
CREDIT SUISSE AG/ COM 43,366 0.08% 13F
TEACHERS ADVISORS INC COM 42,934 0.08% 13F
Manulife Asset Management (North America) Ltd COM 35,740 0.07% 13F
ING INVESTMENT MANAGEMENT CO COM 34,360 0.07% 13F
AMERIPRISE FINANCIAL INC COM 34,098 0.07% 13F
AMERICAN INTERNATIONAL GROUP INC COM 32,625 0.06% 13F
NEW YORK STATE COMMON RETIREMENT FUND COMMON STOCK 31,300 0.06% 13F
PARADIGM ASSET MANAGEMENT CO LLC COM 30,550 0.06% 13F
JEFFERIES GROUP INC /DE/ (CALL) COM 30,000 0.06% 13F
CURIAN CAPITAL LLC COM 28,570 0.06% 13F
Aperio Group, LLC COMMON 24,305 0.05% 13F
Spot Trading L.L.C (PUT) COM 22,500 0.04% 13F
ROYAL BANK OF SCOTLAND GROUP PLC COM 22,288 0.04% 13F
GUGGENHEIM CAPITAL LLC COM 22,199 0.04% 13F
AQR CAPITAL MANAGEMENT LLC COM 21,700 0.04% 13F
DIMENSIONAL FUND ADVISORS LP COM 20,232 0.04% 13F
SILVERCREST ASSET MANAGEMENT GROUP LLC COM 18,900 0.04% 13F
TOCQUEVILLE ASSET MANAGEMENT LP COM 18,675 0.04% 13F
World Asset Management Inc COM 18,131 0.04% 13F
JPMORGAN CHASE & CO COMMON 15,502 0.03% 13F
PEAK6 Investments, L.P. COM 15,064 0.03% 13F
PRICE T ROWE ASSOCIATES INC /MD/ COMM STK 14,900 0.03% 13F
Liberty Mutual Group Asset Management Inc. COM 14,015 0.03% 13F
OPPENHEIMER & CO INC COM 12,975 0.03% 13F
Commonwealth Equity Services, Inc COM 11,125 0.02% 13F
GENEVA INVESTMENT MANAGEMENT OF CHICAGO LLC COM 11,000 0.02% 13F
Wellington Shields & Co., LLC COM 10,700 0.02% 13F
Wellington Shields Capital Management, LLC COM 10,100 0.02% 13F
WELLS FARGO & CO/MN EQUITY 8,950 0.02% 13F
Oscan Associates Inc. 8,000 0.02% 13F