SEC Insider Transactions from Klein Margaret D..

Last updated: 2026-03-14 11:28 UTC | Total transactions: 4

Klein Margaret D. has filed 4 insider transactions across 1 company since August 2022.

Most recent transaction: a purchase of 500 shares of AMERICAN SUPERCONDUCTOR CORP /DE/ ($AMSC) on August 04, 2022.

Activity breakdown: 1 open-market purchase and 0 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Aug. 4, 2022 AMERICAN SUPERCONDUCTOR CORP /DE/ $AMSC Klein Margaret D. Not found P Common Stock 500 $5.57 16,376.0000 0 3.15% 0.00%
April 3, 2025 AMERICAN SUPERCONDUCTOR CORP /DE/ $AMSC Klein Margaret D. Not found A Common Stock 2639 $0.00 15,876.0000 39,888,000 19.94% 0.01%
April 3, 2024 AMERICAN SUPERCONDUCTOR CORP /DE/ $AMSC Klein Margaret D. Not found A Common Stock 3840 $0.00 13,237.0000 37,343,000 40.86% 0.01%
April 5, 2023 AMERICAN SUPERCONDUCTOR CORP /DE/ $AMSC Klein Margaret D. Director A Common Stock 9397 $0.00 9,397.0000 29,937,000 9999.99% 0.03%