Q3 2017 13F Holders as of 30 Sep 2017
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Type / Class
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Equity / Common Stock
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Shares outstanding
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39,430,451
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Number of holders
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44
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Total 13F shares, excl. options
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5,962,544
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Shares change
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-788,001
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Total reported value, excl. options
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$27,066,014
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Value change
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-$3,626,838
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Put/Call ratio
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18.4%
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Number of buys
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19
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Number of sells
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-22
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Price
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$4.54
Significant Holders of AMERICAN SUPERCONDUCTOR CORP /DE/ - Common Stock (AMSC) as of Q3 2017
68 filings reported holding AMSC - AMERICAN SUPERCONDUCTOR CORP /DE/ - Common Stock as of Q3 2017.
AMERICAN SUPERCONDUCTOR CORP /DE/ - Common Stock (AMSC) has 44 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 5,962,544 shares
of 39,430,451 outstanding shares and own 15.1% of the company stock.
Largest 10 shareholders include ARDSLEY ADVISORY PARTNERS (1,835,000 shares), AWM Investment Company, Inc. (603,364 shares), RENAISSANCE TECHNOLOGIES LLC (554,288 shares), Telemark Asset Management, LLC (544,044 shares), VANGUARD GROUP INC (518,159 shares), ROYCE & ASSOCIATES LP (369,300 shares), BlackRock Inc. (263,760 shares), MILLENNIUM MANAGEMENT LLC (195,516 shares), WOLVERINE ASSET MANAGEMENT LLC (181,994 shares), and BRIDGEWAY CAPITAL MANAGEMENT INC (135,100 shares).
This table shows the top 44 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
| Investor |
Option |
Weight % |
Change % |
Value $ |
* Price $ |
Shares |
Share Change |
Activity |
Report Period |
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.