InsiderTrades

Form 4 for AMSC AMERICAN SUPERCONDUCTOR CORP /DE/

Accepted 2025-11-13 00:00:00 ET · period of report 2019-06-18 · accession 0001193125-25-280371 · 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
2025-11-13 2019-06-18 AMSC OLIVER DAVID R JR Dir P - Purchase $8.33 +200 60.9K +0.3% +$1,666

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2019-06-18 P A 200 $8.33 60,907 D — — (F1) Following all the transactions reported on this Form 4, the reporting person holds 60,907 shares directly.