Ricardo C. Rodriguez

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
26 Aug 24	ASPN Aspen Aerogels	Common Stock	Sell	Dispose S	No	Yes	30.7	100	3.07 k	20,790
26 Aug 24	ASPN Aspen Aerogels	Common Stock	Sell	Dispose S	No	Yes	30.14	7,065	212.94 k	20,890
26 Aug 24	ASPN Aspen Aerogels	Common Stock	Sell	Dispose S	No	Yes	30.65	1,102	33.78 k	27,955
26 Aug 24	ASPN Aspen Aerogels	Common Stock	Sell	Dispose S	No	Yes	30.11	24,198	728.60 k	29,057
26 Aug 24	ASPN Aspen Aerogels	Common Stock	Option exercise	Acquire M	No	Yes	6.81	25,300	172.29 k	53,255
26 Aug 24	ASPN Aspen Aerogels	Stock Option Common Stock	Option exercise	Dispose M	No	Yes	6.81	25,300	172.29 k	50,679
8 Mar 24	ASPN Aspen Aerogels	Common Stock	Payment of exercise	Dispose F	No	No	17.02	1,824	31.04 k	27,955
5 Mar 24	ASPN Aspen Aerogels	Common Stock	Grant	Acquire A	No	No	0	8,032	0.00	29,779
5 Mar 24	ASPN Aspen Aerogels	Stock Options Common Stock	Grant	Acquire A	No	No	16.34	35,249	575.97 k	35,249
5 Mar 24	ASPN Aspen Aerogels	Common Stock	Sale back to company	Dispose D	No	No	0	53,590	0.00	21,747

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.