Arthur H. House

Insider Reports History

Location
Devens, MA
Signature
/s/ John R. Samia, Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Arthur H. House:

Company Role Class Num Shares Value Price $ Report Date Ownership
AMERICAN SUPERCONDUCTOR CORP /DE/ Director Common Stock 48,663 $2,477,944 $50.92 08 Aug 2025 Direct
AMERICAN SUPERCONDUCTOR CORP /DE/ Director Stock Options (Right to Buy) 0 06 Aug 2025 Direct

Insider Reports Filed by Arthur H. House

Symbol Company Period Transactions Value $ Form Type Role Filing Time
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 06 Aug 2025 3 -$428,101 4 Director 08 Aug 2025, 16:15
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 03 Apr 2025 1 $0 4 Director 04 Apr 2025, 16:30
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 03 Apr 2024 1 $0 4 Director 04 Apr 2024, 17:24
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 05 Apr 2023 1 $0 4 Director 07 Apr 2023, 16:17
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 05 Apr 2022 1 $0 4 Director 06 Apr 2022, 17:36