AMERICAN SUPERCONDUCTOR CORP /DE/ - Common Stock (AMSC)

Q3 2025 13F Holders as of 30 Sep 2025

Type / Class
Equity / Common Stock
Shares outstanding
47,657,189
Total 13F shares
32,699,146
Share change
-393,342
Total reported value
$1,940,990,538
Put/Call ratio
62%
Price per share
$59.39
Number of holders
270
Value change
+$32,935,504
Number of buys
160
Number of sells
110

Institutional Holders of AMERICAN SUPERCONDUCTOR CORP /DE/ - Common Stock (AMSC) as of Q3 2025

As of 30 Sep 2025, AMERICAN SUPERCONDUCTOR CORP /DE/ - Common Stock (AMSC) was held by 270 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 32,699,146 shares. The largest 10 holders included BlackRock, Inc., VANGUARD GROUP INC, BAILLIE GIFFORD & CO, Driehaus Capital Management LLC, GOLDMAN SACHS GROUP INC, STATE STREET CORP, GEODE CAPITAL MANAGEMENT, LLC, Nuveen, LLC, FULLER & THALER ASSET MANAGEMENT, INC., and Atreides Management, LP. This page lists 270 institutional shareholders reporting positions in this security for the Q3 2025 filing period.
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.