ASPEN AEROGELS INC

Ticker: ASPN CUSIP: 04523Y105 Class: Common Stock

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

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

Q3 2024

Shares 1,619,320 Value ($000) $45 Avg Close $25.02 Range $16.78 - $33.15

Q2 2024

Shares 1,319,244 Value ($000) $31 Avg Close $23.47 Range $14.52 - $31.74

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2024	1,619,320	$45	$25.02	$16.78 - $33.15
Q2 2024	1,319,244	$31	$23.47	$14.52 - $31.74