Young Donald R 4

What Happened

• Donald R. Young, President, CEO and Director of Aspen Aerogels (ASPN), had 4,275 shares withheld on March 8, 2026 to satisfy tax withholding for vested Restricted Stock Units (RSUs). The withholding was reported as a disposition at $3.22 per share, totaling $13,766. This was a tax-withholding transaction (code F), not an open-market sale.

Key Details

• Transaction date: March 8, 2026; Form 4 filed March 10, 2026.
• Withheld/disposed: 4,275 shares at $3.22 each — total value ≈ $13,766.
• Shares/RSUs reported after transaction: 438,349 common shares and 199,485 RSUs (per filing footnote).
• Footnotes: F1 = shares withheld by the company to satisfy minimum statutory tax withholding on RSU vesting; F2 = beneficial ownership totals cited above.
• Timeliness: Form 4 filed two days after the transaction; no late-filing flag indicated.

Context

• This was a routine share-withholding to cover taxes on vested RSUs (a common, administrative step). It reduces the net shares delivered to the insider rather than representing a market sale, and therefore is generally not treated as a direct signal of the insider's view on the stock. Purchases or open-market sales are typically more informative about insider sentiment.