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$ASPN All transactions

ASPEN AEROGELS INC

F

$ Value

$10K

Shares

1,563

Price

$7

Filed

Sep 15

Insider

Name

Daniel Santhosh P

Title

Chief Accounting Officer

CIK

0001935618

Roles

Officer

Transaction Details

Transaction Date

2025-09-13

Code

F

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

16,316

Footnotes

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

Filing Info

Accession No.

0001193125-25-203735

Form Type

4

Issuer CIK

0001145986

Daniel Santhosh P's History

Date Ticker Type Value
2026-03-05 ASPN F $3K
2025-09-13 ASPN F $10K
2025-08-13 ASPN $15K
2025-08-12 ASPN $32K

Other Insiders at ASPN (90d)

Insider Bought Sold Last
DEEGAN GLENN E.
CAO, GC & Corp Secretary
2026-03-04
Young Donald R
President and CEO
2026-03-08
Whitaker Corby C
Chief Commercial Officer
2026-03-08
Whitaker Corby C
SVP, Sales and Marketing
2026-03-05
Landes Gregg
Chief Operating Officer
2026-03-08
Landes Gregg
SVP, Operations and Strat Deve
2026-03-05
Daniel Santhosh P
Chief Accounting Officer
2026-03-05
Thoele Grant Douglas
CFO & Treasurer
2026-03-08