InsiderTrades

Klein Margaret D.

SEC CIK 1933357 · EDGAR

Buying vs selling by month open-market trades, last 50 months, AMSC
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
AMSCAMERICAN SUPERCONDUCTOR CORP /DE/Dir 19.5K $2,785 — 52022-08-042026-04-03

Most active insiders at AMSC, 12 months

#InsiderTitleBoughtSold
1 McGahn Daniel PCOB, Pres, CEO, Dir —$5.32M
2 Kosiba John W JRSVP, CFO, Treas —$2.32M
3 Dambier Laura A.Dir —$150.5K
4 OLIVER DAVID R JRDir —$6,820
5 Donnelly Terence RobertDir ——
6 Klein Margaret D.Dir ——
7 Littlefield Barbara G.Dir ——
8 House Arthur HDir ——

Transactions 5

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-04-07 17:38 2026-04-03 AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ Klein Margaret D. Dir A - Grant $0.00 +3,116 19.5K +19% $0
2025-08-06 2022-08-04 AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ Klein Margaret D. Dir P - Purchase $5.57 +500 16.4K +3% +$2,785
2025-04-04 2025-04-03 AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ Klein Margaret D. Dir A - Grant $0.00 +2,639 15.9K +20% $0
2024-04-04 2024-04-03 AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ Klein Margaret D. Dir A - Grant $0.00 +3,840 13.2K +41% $0
2023-04-07 2023-04-05 AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ Klein Margaret D. Dir A - Grant $0.00 +9,397 9,397 New $0

Purchase Sale Sale after option exercise All abbreviations