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AMSC

American Superconductor Corporation Institutional Ownership

$2.68
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*Delayed - data as of May 24, 2013 
Exchange: NASDAQ
Industry: Consumer Durables
Community Rating:
 
 

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Company Details

Institutional Ownership
Type Value
Total Shares Out Standing (millions): 58
Market Capitalization ($ millions): $40
Institutional Ownership: 26.02%
Price (as of 03/31/2013) 2.68

Ownership Summary

Ownership Analysis # of Holders Shares
Total Shares Held: 105 14,973,024
New Positions: 16 723,904
Increased Positions: 37 1,373,974
Decreased Positions: 44 2,226,471
Holders With Activity: 81 3,600,445
Sold Out Positions: 8 317,661

Institutional Holdings information for AMSC is filed by major institutions on form 13-F with the Securities and Exchange Commission. Learn more about the information on this page in the help area for Institutional Holdings.


105 Institutional Holders
14,973,024 Total Shares Held

Click on the column header links to resort ascending (^) or descending (v).

Owner Name Date Shared Held Change (Shares) Change(%) Value(in 1,000s)
VANGUARD GROUP INC 03/31/2013 1,835,511 (660,905) (26.47) 4,919
BARCLAYS GLOBAL INVESTORS UK HOLDINGS LTD 03/31/2013 1,550,157 122,163 8.56 4,154
SUSQUEHANNA INTERNATIONAL GROUP, LLP 03/31/2013 1,476,330 (401,934) (21.4) 3,957
BLACKROCK FUND ADVISORS 03/31/2013 999,583 103,978 11.61 2,679
IRONWOOD INVESTMENT MANAGEMENT LLC 03/31/2013 875,380 190,673 27.85 2,346
STATE STREET CORP 03/31/2013 772,864 (30,115) (3.75) 2,071
NORTHERN TRUST CORP 03/31/2013 662,488 (16,655) (2.45) 1,775
INVESCO LTD. 03/31/2013 643,088 (158,098) (19.73) 1,723
JACOBS LEVY EQUITY MANAGEMENT INC 03/31/2013 479,803 20,500 4.46 1,286
DIMENSIONAL FUND ADVISORS LP 03/31/2013 462,997 (600) (0.13) 1,241
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 03/31/2013 377,290 51,000 15.63 1,011
BLACKROCK ADVISORS LLC 03/31/2013 367,772 656 .18 986
GEODE CAPITAL MANAGEMENT LLC 03/31/2013 249,856 (897) (0.36) 670
RUSSELL FRANK CO/ 03/31/2013 238,894 16,545 7.44 640
SCOPIA CAPITAL MANAGEMENT LLC 03/31/2013 219,367 219,367 New 588