ASPEN AEROGELS INC

Ticker: ASPN CUSIP: 04523Y105 Class: Common Stock

Red Tortoise LLC's Holding History (CIK: 0001910488)

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

Q4 2024

Shares 271 Value ($000) $3 Avg Close $17.05 Range $11.59 - $27.25

Q3 2024

Shares 271 Value ($000) $8 Avg Close $25.02 Range $16.78 - $33.15

Q2 2024

Shares 271 Value ($000) $6 Avg Close $23.47 Range $14.52 - $31.74

Q1 2024

Shares 271 Value ($000) $5 Avg Close $14.74 Range $10.75 - $19.10

Q4 2023

Shares 271 Value ($000) $4 Avg Close $10.33 Range $6.62 - $17.32

Q3 2023

Shares 271 Value ($000) $2 Avg Close $7.10 Range $5.33 - $8.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2024	271	$3	$17.05	$11.59 - $27.25
Q3 2024	271	$8	$25.02	$16.78 - $33.15
Q2 2024	271	$6	$23.47	$14.52 - $31.74
Q1 2024	271	$5	$14.74	$10.75 - $19.10
Q4 2023	271	$4	$10.33	$6.62 - $17.32
Q3 2023	271	$2	$7.10	$5.33 - $8.90