AIGH Capital Management’s Aspen Aerogels ASPN Stock Holding History

AIGH Capital Management’s Portfolio ASPN Stock Details ASPN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$39.2M	Buy	+7,150,126	New	+$37.3M	3.95%	7
2024 Q1	–	Sell	-1,804,484	Closed	-$28.5M	–	47
2023 Q4	$28.5M	Buy	1,804,484 +52,462	+3%	+$542K	11.27%	1
2023 Q3	$15.1M	Buy	+1,752,022	New	+$12.4M	7.13%	3
2023 Q1	–	Sell	-1,000,000	Closed	-$11.8M	–	53
2022 Q4	$11.8M	Buy	+1,000,000	New	+$11.4M	3.88%	11
2021 Q3	–	Sell	-655,819	Closed	-$19.6M	–	53
2021 Q2	$19.6M	Hold	655,819	–	–	3.53%	5
2021 Q1	$13.3M	Hold	655,819	–	–	2.81%	9
2020 Q4	$10.9M	Buy	+655,819	New	+$8.62M	4.45%	11

Other funds holding ASPN

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Gagnon Securities New York $577M AUM 61.61% 1-Year Est. Return

Royce & Associates New York $11B AUM 39.4% 1-Year Est. Return

TAM

Telemark Asset Management Boston, Massachusetts $1.39B AUM 81.44% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $85.7B AUM 51.02% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $362B AUM 34.89% 1-Year Est. Return

UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

Nuveen Charlotte, North Carolina $420B AUM 34.97% 1-Year Est. Return

Y-Intercept (HK) Hong Kong $4.52B AUM 6.6% 1-Year Est. Return

AIGH Capital Management's ASPN Position: Q3 2026 in Review

AIGH Capital Management opened a new position in Aspen Aerogels (ASPN) in Q3 2026: 7,150,126 shares worth $39.2M. The stake represents 3.95% of the portfolio and ranks #7 among its holdings. This is a return to the name: AIGH Capital Management previously reported a position in ASPN as recently as Q4 2023.

AIGH Capital Management first reported a position in ASPN in Q4 2020 and has held it in 7 quarters since. 83 funds tracked by Wall St. Rank hold ASPN as of Q3 2026.

AIGH Capital Management held 7,150,126 shares of Aspen Aerogels worth $39.2M as of Q3 2026.
Aspen Aerogels was a new AIGH Capital Management position in Q3 2026.
Aspen Aerogels made up 3.95% of AIGH Capital Management's portfolio in Q3 2026, its #7 holding.
AIGH Capital Management first reported a position in Aspen Aerogels in Q4 2020 and has held it in 7 quarters since.
83 funds tracked by Wall St. Rank held Aspen Aerogels as of Q3 2026.

Based on AIGH Capital Management's 13F filing for Q3 2026, filed 2 Nov 2026.