Landes Gregg 4
4 · ASPEN AEROGELS INC · Filed Mar 10, 2026
Research Summary
AI-generated summary of this filing
Aspen Aerogels COO Gregg Landes Sells 1,924 Shares
What Happened
Gregg Landes, Chief Operating Officer of Aspen Aerogels (ASPN), had 1,924 shares of company stock withheld on 2026-03-08 to satisfy tax withholding related to RSU vesting. The shares were valued at $3.22 each, for a total disposition of approximately $6,195. This was a tax-withholding disposition (routine), not an open-market sale.
Key Details
- Transaction date and price: 2026-03-08 at $3.22 per share.
- Shares disposed: 1,924; total value ≈ $6,195.
- Holdings after transaction (per filing footnote): 26,317 shares of common stock and 76,614 RSUs.
- Footnote: Shares were withheld by the company to satisfy minimum statutory tax withholding on RSU vesting.
- Filing: Reported on 2026-03-10 (filed within the typical SEC Form 4 reporting window).
Context
Share withholding to cover taxes on vested RSUs is a common, administrative disposal and does not necessarily indicate insider sentiment about the stock. Purchases by insiders generally carry more interpretive weight for investors than routine tax-withholding dispositions.
Insider Transaction Report
Form 4
Landes Gregg
Chief Operating Officer
Transactions
- Tax Payment
Common Stock
[F1][F2]2026-03-08$3.22/sh−1,924$6,195→ 102,931 total
Footnotes (2)
- [F1]Shares withheld by Registrant to satisfy the minimum statutory tax withholding requirements on vesting of Restricted Stock Units ("RSUs").
- [F2]Represents 26,317 shares of Common Stock and 76,614 RSUs.
Signature
/s/ Glenn Deegan, Attorney-in-Fact|2026-03-10