InsiderTrades

Form 4 for AMSC AMERICAN SUPERCONDUCTOR CORP /DE/

Accepted 2025-06-12 00:00:00 ET · period of report 2025-06-11 · accession 0000950170-25-085421 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
MT 2025-06-12 2025-06-11 AMSC McGahn Daniel P COB, Pres, CEO, Dir S - Sale $28.58 -12.8K 1.28M -1.0% -$366.3K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-06-11 S D 12,315 $28.56 1,284,482 D — — (F3) The sales were executed in multiple trades at prices ranging from $28.06-$28.87. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected.
2 Common Common Stock 2025-06-11 S D 500 $29.09 1,283,982 D — — (F4) Following all the transactions reported on this Form 4, the reporting person holds 1,283,982 shares directly.