ASPEN AEROGELS INC

Ticker: ASPN CUSIP: 04523Y105 Class: Common Stock

Penbrook Management LLC's Holding History (CIK: 0001381055)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 14,180 Value ($000) $99 Avg Close $7.05 Range $5.75 - $9.78

Q2 2025

Shares 18,155 Value ($000) $116 Avg Close $5.75 Range $4.16 - $6.92

Q1 2025

Shares 18,155 Value ($000) $116 Avg Close $9.64 Range $6.23 - $14.30

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	14,180	$99	$7.05	$5.75 - $9.78
Q2 2025	18,155	$116	$5.75	$4.16 - $6.92
Q1 2025	18,155	$116	$9.64	$6.23 - $14.30