September 13, 2025 · Form 4 insider transaction
Daniel Santhosh P sold 1,563 shares of Aspen Aerogels, Inc. at $6.59 per share, a transaction worth $10.3K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 2 days after the transaction.
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.