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American Superconductor Corp (NASDAQ:AMSC)

Delayed Data
As of 3:59pm ET
 +0.04 / +0.82%
Today’s Change
Today|||52-Week Range
Institutional investors purchased a net $1.4 million shares of AMSC during the quarter ended June 2015, and now own 20.73% of the total float, a percentage that is typical for companies in the Electrical Products industry.
Mutual fund holders4.41%
Individual stakeholders2.65%
Other institutional16.32%

Largest Quarterly Institutional

Latest Institutional Activity

6/30/2015AWM INVESTMENT CO., INC.  Bought 1.3 Million shares of American Superconductor C...
6/30/2015SUMMIT PARTNERS PUBLIC ASSET MAN...  Bought 184.4 Thousand shares of American Superconductor C...
6/30/2015THE VANGUARD GROUP, INC.  Bought 133.6 Thousand shares of American Superconductor C...

Top 10 Owners of American Superconductor Corp

Total value ($)Shares
bought / sold
AWM Investment Co., Inc.9.05%1,250,0006,250,000+1,250,000--
The Vanguard Group, Inc.2.61%361,0441,805,220+133,614+58.75%
BlackRock Fund Advisors1.56%215,9391,079,695+12,620+6.21%
Summit Partners Public Asset Mana...1.34%184,375921,875+184,375--
Renaissance Technologies LLC1.31%181,488907,440+107,200+144.30%
Jacobs Levy Equity Management, In...0.59%82,017410,085+15,820+23.90%
Footprints Asset Management & Res...0.50%68,647343,235+19,204+38.84%
Geode Capital Management LLC0.47%65,045325,225+65,045--
The California Public Employees R...0.35%48,770243,850-438,930-90.00%
Ironwood Investment Management LL...0.32%44,396221,980-10,732-19.47%

Top 10 Mutual Funds Holding American Superconductor Corp

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Vanguard Total Stock Market Index...1.57%216,6861,083,43000.00%
Vanguard Extended Market Index Fu...0.70%96,600483,000+4,948+5.40%
Footprints Discover Value Fund0.50%68,647343,235+19,204+38.84%
Fidelity Spartan Extended Market ...0.36%49,372246,86000.00%
Vanguard Institutional Total Stoc...0.26%36,159180,79500.00%
iShares Micro Cap ETF0.23%32,393161,965-690-2.09%
BBGI Share Clean Energy (USD)0.18%24,981124,905+12,605+101.85%
Russell US Small Cap Equity Fund0.11%15,79078,950-4,337-21.55%
Fidelity Spartan Total Market Ind...0.09%12,67763,38500.00%
Vanguard Balanced Index Fund0.08%11,31956,59500.00%