Ownership

Donald R. Young - President and CEO, Director at Aspen Aerogels Inc

Insider Transactions and Holdings

Entity Type: Individual
Role: President and CEO, Director
Stock Symbol: ASPN on NYSE
Industry: Wholesale-Lumber & Other Construction Materials
All Insider Reports: All Insider Reports

Donald R. Young - trading volume in the past year for Aspen Aerogels Inc

	Shares	%	Avg Price	Total $
Buys
Sells	-497K	100%	$29.39	-$14.6M
Net	-497K	-100%		-$14.6M

Holdings reported by Donald R. Young for Aspen Aerogels Inc

Security	Num Shares	Value	Price $	Transaction Date	Ownership	Underlying Class	Underlying Amount
Common Stock	531K	$4.22M	$7.95	Mar 7, 2025	Direct
Performance Share Units	108K	$850K	$7.84	Mar 5, 2025	Direct	Common Stock
Stock Options (Right to Buy)	76.4K			Mar 5, 2025	Direct	Common Stock
Stock Options (Right to Buy)	0			May 29, 2024	Direct	Common Stock

Transactions reported by Donald R. Young for Aspen Aerogels Inc

Sym	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.