InsiderTrades

Form 4 for ASPN ASPEN AEROGELS INC

Accepted 2026-03-06 00:00:00 ET · period of report 2026-03-05 · accession 0001193125-26-096817 · 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
2026-03-06 2026-03-05 ASPN Daniel Santhosh P CAO F - Tax $3.27 -986 15.3K -6% -$3,224

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-05 F D 986 $3.27 15,330 D — — (F1) Shares withheld by Registrant to satisfy the minimum statutory tax withholding requirements on vesting of Restricted Stock Units ("RSUs"). (F2) Represents 5,593 shares of Common Stock and 9,737 RSUs.