November 13, 2025 · Form 4 insider transaction
Young Donald R sold 56,845 shares of Aspen Aerogels, Inc. at $3.23 per share, a transaction worth $183.6K. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.
The transaction reported on this Form 4 was effected pursuant to a rule 10b5-1 trading plan. This plan was previously adopted by the reporting person on August 11, 2025, to sell a limited number of shares for tax purposes in connection with a one-time personal real estate transaction.; These transactions were executed in multiple trades at prices ranging from $3.15 to $3.41. The reporting person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.; Represents 414,306 shares of Common Stock and 79,705 Restricted Stock Units.