ASPEN AEROGELS INC

Ticker: ASPN CUSIP: 04523Y105 Class: Common Stock

Engineers Gate Manager LP's Holding History (CIK: 0001620220)

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

Q4 2025

Shares 119,227 Value ($000) $337 Avg Close $5.16 Range $2.79 - $9.35

Q4 2024

Shares 155,087 Value ($000) $1,842 Avg Close $17.05 Range $11.59 - $27.25

Q2 2024

Shares 38,987 Value ($000) $930 Avg Close $23.47 Range $14.52 - $31.74

Q2 2022

Shares 66,338 Value ($000) $655 Avg Close $20.18 Range $7.93 - $35.54

Q4 2021

Shares 11,415 Value ($000) $568 Avg Close $52.70 Range $43.28 - $65.99

Q3 2021

Shares 9,763 Value ($000) $449 Avg Close $39.64 Range $30.43 - $47.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	119,227	$337	$5.16	$2.79 - $9.35
Q4 2024	155,087	$1,842	$17.05	$11.59 - $27.25
Q2 2024	38,987	$930	$23.47	$14.52 - $31.74
Q2 2022	66,338	$655	$20.18	$7.93 - $35.54
Q4 2021	11,415	$568	$52.70	$43.28 - $65.99
Q3 2021	9,763	$449	$39.64	$30.43 - $47.29