Margaret D. Klein
Insider
First SEC filing: April 4, 2024 · Latest: April 4, 2024
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| April 3, 2026 | AMSC | A | 3,116 | · | · | 19,492 Direct | +19.03% | Acquired | (price as of 2026-10-06) |
| April 3, 2025 | AMSC | A | 2,639 | · | · | 15,876 Direct | +19.94% | Acquired | (price as of 2026-10-06) |
| April 3, 2024 | AMSC | A | 3,840 | · | · | 13,237 Direct | +40.86% | Acquired | (price as of 2026-10-06) |
| April 5, 2023 | AMSC | A | 9,397 | · | · | 9,397 Direct | · | Acquired | (price as of 2026-10-06) |
| Aug. 4, 2022 | AMSC | P | 500 | $5.56 | $2,780 | 16,376 Direct | +3.15% | Acquired | 472.8% (price as of 2026-10-06) |
| June 10, 2022 | AMSC | A | 10,282 | · | · | 10,282 Direct | · | Acquired | (price as of 2026-10-06) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| June 10, 2022 | AMSC | Stock Options (Right to Buy) | Common Stock | $5.92 | June 10, 2032 | 10,282 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).