Home > Quotes > AMSC > Ownership & Insider Trades
AMSC

American Superconductor Corporation Institutional Ownership

$2.3
*  
0.05
  negative  
2.13%
Get AMSC Alerts
*Delayed - data as of Jun. 17, 2013 
Exchange: NASDAQ
Industry: Consumer Durables
Community Rating:
 
 

Symbol List Views

Stock Details

CHARTS

COMPANY NEWS

STOCK ANALYSIS

FUNDAMENTALS

HOLDINGS

Edit Symbol List
Enter up to 25 symbols separated by commas or spaces in the text box below. These symbols will be available during your session for use on applicable pages.


Don't know the stock symbol? Use the symbol lookup tool.

Alphabetize the sort order of my symbols 
Symbol Lookup
Log in or Register
 Save stocks for next time
 | Sponsored

Company Details

Institutional Ownership
Type Value
Total Shares Out Standing (millions): 60
Market Capitalization ($ millions): $35
Institutional Ownership: 24.76%
Price (as of 03/31/2013) 2.35

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.


44 Decreased Institutional Holders
2,226,471 Decreased 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) 4,313
SUSQUEHANNA INTERNATIONAL GROUP, LLP 03/31/2013 1,476,330 (401,934) (21.4) 3,469
STATE STREET CORP 03/31/2013 772,864 (30,115) (3.75) 1,816
NORTHERN TRUST CORP 03/31/2013 662,488 (16,655) (2.45) 1,557
INVESCO LTD. 03/31/2013 643,088 (158,098) (19.73) 1,511
DIMENSIONAL FUND ADVISORS LP 03/31/2013 462,997 (600) (0.13) 1,088
GEODE CAPITAL MANAGEMENT LLC 03/31/2013 249,856 (897) (0.36) 587
BANK OF NEW YORK MELLON CORP 03/31/2013 218,302 (3,042) (1.37) 513
BLACKROCK GROUP LTD 03/31/2013 168,223 (3,100) (1.81) 395
SHINKO ASSET MANAGEMENT CO., LTD. 03/31/2013 165,900 (22,800) (12.08) 390
BLACKROCK INVESTMENT MANAGEMENT, LLC 03/31/2013 129,438 (1,189) (0.91) 304
GOLDMAN SACHS GROUP INC 03/31/2013 122,967 (28,479) (18.81) 289
PARAMETRIC PORTFOLIO ASSOCIATES LLC 03/31/2013 114,512 (1,142) (0.99) 269
FIRST TRUST ADVISORS LP 03/31/2013 100,495 (48,422) (32.52) 236
MORGAN STANLEY 03/31/2013 78,660 (129,687) (62.25) 185