Historical shareholding details of Allspring Global Investments Holdings, LLC holdings in Aspen Aerogels Inc. (ASPN)

Monthly changes of Allspring Global Investments Holdings, LLC shareholding in Aspen Aerogels Inc. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2024	Allspring Global Investments Holdings, Llc	152,517	0.19%

Sep 30, 2024	Allspring Global Investments Holdings, Llc	238,884	0.29%

Jun 30, 2024	Allspring Global Investments Holdings, Llc	46,364	0.06%

Mar 31, 2024	Allspring Global Investments Holdings, Llc	83,267	0.11%

Dec 31, 2023	Allspring Global Investments Holdings, Llc	84,758	0.11%

Sep 30, 2023	Allspring Global Investments Holdings, Llc	96,034	0.14%

Jun 30, 2023	Allspring Global Investments Holdings, Llc	100,291	0.14%

Mar 31, 2023	Allspring Global Investments Holdings, Llc	100,052	0.14%