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Daniel Santhosh P 4

Accession 0001193125-25-203735

CIK 0001145986other

View on SEC.gov Company Profile

Filed

Sep 14, 8:00 PM ET

Accepted

Sep 15, 5:00 PM ET

Size

4.8 KB

Accession

0001193125-25-203735

Insider Transaction Report

Form 4

Period: 2025-09-13

ASPEN AEROGELS INCASPN

Daniel Santhosh P

Chief Accounting Officer

Transactions

Tax Payment
Common Stock
2025-09-13$6.59/sh−1,563$10,300→ 16,316 total

Footnotes (2)

[F1]1. Shares withheld by Registrant to satisfy minimum statutory tax withholding requirements on vesting of Restricted Stock Units ("RSUs").
[F2]2. Represents 3,761 shares of Common Stock and 12,555 RSUs.

Documents

1 file

4
ownership.xmlPrimary
4

Issuer

ASPEN AEROGELS INC

CIK 0001145986

Entity typeother

Related Parties

1

filerCIK 0001935618

Filing Metadata

Form type: 4
Filed: Sep 14, 8:00 PM ET
Accepted: Sep 15, 5:00 PM ET
Size: 4.8 KB

View on SEC.gov