Wood River Capital, LLC - May 14, 2024 Form 4 Insider Report for ASPEN AEROGELS INC (ASPN)

Role: 10%+ Owner
Signature: Wood River Capital, LLC /s/ Raffaele G. Fazio, Vice President and Secretary
Stock symbol: ASPN
Transactions as of: May 14, 2024
Transactions value $: -$82,250,000
Form type: 4
Date filed: 5/15/2024, 06:00 PM
Previous filing: Jan 4, 2024
Next filing: Jul 1, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ASPN	Common Stock	Sale	-$82.3M	-3.5M	-22.18%	$23.50	12.3M	May 14, 2024	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	The sale was executed in a single block trade at $23.50 per share.
F2	Wood River is beneficially owned by SCC Holdings, LLC ("SCC"), SCC is beneficially owned by KIM, LLC ("KIM"), KIM is beneficially owned by Koch Investments Group, LLC ("KIG"), KIG is beneficially owned by Koch Investments Group Holdings, LLC ("KIGH"), and KIGH is beneficially owned by Koch Industries, Inc. ("Koch Industries"), in each case by means of ownership of all voting equity instruments. Koch Industries, SCC, KIM, KIG, and KIGH may be deemed to beneficially own the shares of the Issuer's common stock beneficially owned by Wood River by virtue of (i) Koch Industries' beneficial ownership of KIGH, (ii) KIGH's beneficial ownership of KIG, (iii) KIG's beneficial ownership of KIM, (iv) KIM's beneficial ownership of SCC and (v) SCC's beneficial ownership of Wood River.

Content

The sale was executed in a single block trade at $23.50 per share.

Wood River is beneficially owned by SCC Holdings, LLC ("SCC"), SCC is beneficially owned by KIM, LLC ("KIM"), KIM is beneficially owned by Koch Investments Group, LLC ("KIG"), KIG is beneficially owned by Koch Investments Group Holdings, LLC ("KIGH"), and KIGH is beneficially owned by Koch Industries, Inc. ("Koch Industries"), in each case by means of ownership of all voting equity instruments. Koch Industries, SCC, KIM, KIG, and KIGH may be deemed to beneficially own the shares of the Issuer's common stock beneficially owned by Wood River by virtue of (i) Koch Industries' beneficial ownership of KIGH, (ii) KIGH's beneficial ownership of KIG, (iii) KIG's beneficial ownership of KIM, (iv) KIM's beneficial ownership of SCC and (v) SCC's beneficial ownership of Wood River.