Arthur H. House serves as Executive at AMERICAN SUPERCONDUCTOR CORP /DE/, where they oversee executive responsibilities. Since joining the company, Arthur H. House has executed 10 insider transactions totaling $494.1K, demonstrating a bearish approach to their equity position. Their most recent transaction on Aug 8, 2025 involved selling 9,703 shares valued at $494.1K.
Arthur H. House currently holds 48,663 shares of AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Arthur H. House has been a net seller of AMSC stock. They have purchased $0 and sold $494.1K worth of shares.
Arthur H. House's most recent insider trade was on Aug 8, 2025, when they sold 9,703 shares at $50.92 per share.
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| $6.80 |
| Discretionary |
| Apr 3, 2024 | AMSC | $0 | Award | 3,840 | $N/A | Discretionary |
| Apr 5, 2023 | AMSC | $0 | Award | 11,627 | $N/A | Discretionary |
| Apr 5, 2022 | AMSC | $0 | Award | 6,067 | $N/A | Discretionary |
| Apr 5, 2021 | AMSC | $0 | Award | 2,073 | $N/A | Discretionary |
| Apr 3, 2020 | AMSC | $0 | Award | 7,092 | $N/A | Discretionary |
| Apr 3, 2019 | AMSC | $0 | Award | 3,152 | $N/A | Discretionary |
| Apr 4, 2018 | AMSC | $0 | Award | 6,896 | $N/A | Discretionary |
| Apr 5, 2017 | AMSC | $0 | Award | 3,277 | $N/A | Discretionary |