William P. Noglows - Dec 31, 2021 Form 5 Insider Report for ASPEN AEROGELS INC (ASPN)

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ASPN	Common Stock	Gift	$0	-20K	-23.11%	$0.00	66.5K	Sep 7, 2021	Direct	F1
transaction	ASPN	Common Stock	Gift	$0	+20K		$0.00	20K	Sep 7, 2021	See Footnote	F1, F2
transaction	ASPN	Common Stock	Gift	$0	-10K	-50%	$0.00	10K	Oct 8, 2021	See Footnote	F2, F3
transaction	ASPN	Common Stock	Gift	$0	+10K		$0.00	10K	Oct 8, 2021	See Footnote	F3, F4
transaction	ASPN	Common Stock	Gift	$0	-10K	-100%	$0.00^*	0	Oct 8, 2021	See Footnote	F2, F5
transaction	ASPN	Common Stock	Gift	$0	+10K		$0.00	10K	Oct 8, 2021	See Footnote	F5, F6

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

Id	Content
F1	These shares of common stock were transferred by the reporting person to a trust, of which the reporting person's spouse is the Trustee ("Trust I"), as a bona fide gift for which no payment of consideration was received by Mr. Noglows.
F2	The shares of common stock are held by Trust I, of which the reporting person's spouse is the Trustee.
F3	These shares of common stock were transferred by Trust I, to a trust for the benefit of one Mr. Noglows' children ("Trust II"), as a bona fide gift for which no payment of consideration was received by Trust I. Mr. Noglows is the Trustee of Trust II.
F4	The shares of common stock are held by Trust II, of which the reporting person is the Trustee.
F5	These shares of common stock were transferred by Trust I, to a trust for the benefit of another one of Mr. Noglows' children ("Trust III"), as a bona fide gift for which no payment of consideration was received by Trust I. Mr. Noglows is the Trustee of Trust III.
F6	The shares of common stock are held by Trust III, of which the reporting person is the Trustee.