ASPEN AEROGELS INC

Ticker: ASPN CUSIP: 04523Y105 Class: Common Stock

Cornerstone Planning Group LLC's Holding History (CIK: 0001822587)

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

Q4 2025

Shares 750 Value ($000) $3 Avg Close $5.16 Range $2.79 - $9.35

Q3 2025

Shares 75 Value ($000) $1 Avg Close $7.05 Range $5.75 - $9.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	750	$3	$5.16	$2.79 - $9.35
Q3 2025	75	$1	$7.05	$5.75 - $9.78