InsiderTrades

Form 4/A for ASPN ASPEN AEROGELS INC

Accepted 2025-12-19 00:00:00 ET · period of report 2025-10-01 · accession 0001193125-25-327079 · 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
A 2025-12-19 2025-10-01 ASPN Thoele Grant Douglas CFO, Treas A - Grant $0.00 +10.3K 25.4K +68% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-10-01 A A 10,273 $0.00 25,392 D — — (F1) Each Restricted Stock Unit ("RSU") represents the right to receive one share of Common Stock upon vesting. The RSUs vest as to one-third of the shares on March 5, 2026, an additional one-third of the shares on March 5, 2027 and the remaining one-third of the shares on March 5, 2028. (F2) This Form 4/A is being filed to correct the reported total of Securities Beneficially Owned following the reported transaction. The beneficially owned shares previously reported did not include 10,511 restricted stock units granted prior to the October 1, 2025, transaction date. (F3) Represents 4,608 shares of Common Stock and 20,784 RSUs.