Keith L. Schilling - May 13, 2024 Form 4 Insider Report for ASPEN AEROGELS INC (ASPN)

Role
SVP, Technology
Signature
/s/ Virginia H. Johnson, Attorney-in-Fact
Stock symbol
ASPN
Transactions as of
May 13, 2024
Transactions value $
-$400,695
Form type
4
Date filed
5/14/2024, 01:30 PM
Previous filing
Mar 11, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ASPN Common Stock Options Exercise $136K +20K +69.46% $6.81 48.8K May 13, 2024 Direct
transaction ASPN Common Stock Sale -$523K -19.5K -39.97% $26.83 29.3K May 13, 2024 Direct F1
transaction ASPN Common Stock Sale -$13.7K -500 -1.71% $27.42 28.8K May 13, 2024 Direct F2, F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction ASPN Stock Options (Right to Buy) Options Exercise $0 -20K -26.32% $0.00 56K May 13, 2024 Common Stock 20K $6.81 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 These transactions were executed in multiple trades at prices ranging from $26.38 to $27.36. 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.
F2 These transactions were executed in multiple trades at prices ranging from $27.38 to $27.45. 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.
F3 Represents 7,133 shares of Common Stock and 21,659 Restricted Stock Units.
F4 The options are currently vested with respect to 25,326 shares. The remaining options vest in two installments as follows: 25,327 shares on March 8, 2025 and 25,326 shares on March 8, 2026.