ASPEN AEROGELS INC

Ticker: ASPN CUSIP: 04523Y105 Class: Common Stock

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q4 2024

Shares 800,000 Value ($000) $9,504 Avg Close $17.05 Range $11.59 - $27.25

Q4 2021

Shares 51,062 Value ($000) $2,542 Avg Close $52.70 Range $43.28 - $65.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2024	800,000	$9,504	$17.05	$11.59 - $27.25
Q4 2021	51,062	$2,542	$52.70	$43.28 - $65.99