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Home > Insider Trading > American Superconductor Corp

American Superconductor Corp (AMSC)

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Latest 13D & 13G Filings
Company Symbol Filed By Filing Date Filing
American Superconductor Corp
AMSC
 The Vanguard Group 2026-01-30
13G Filing
American Superconductor Corp
AMSC
 BlackRock, Inc. 2025-04-17
13G Filing
American Superconductor Corp
AMSC
 BAILLIE GIFFORD & CO 2025-02-12
13G Filing
American Superconductor Corp
AMSC
 BlackRock, Inc. 2025-02-05
13G Filing
American Superconductor Corp
AMSC
 Vanguard Group Inc 2024-11-12
13G Filing
Insider Monkey Quarterly Strategy
+498.7% Insider Monkey Quarterly Strategy
+195% Benchmark50% S&P 500 ETF and 50% Russell 2000 ETF
400%
200%
0%

Returns since its inception in May 2014 (through February 18th, 2026)

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