David A. Siegel Aspen Aerogels Inc Transaction History

Two Sigma Advisers, LP

$46.1 Billion
Q2 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Aspen Aerogels Inc stock. As of the latest transaction made, Two Sigma Advisers, LP holds 39,900 shares of ASPN stock, worth $319,200. This represents 0.0% of its overall portfolio holdings.

Number of Shares

39,900

Previous 65,200 38.8%

Holding current value

$319,200

Previous $416,000 43.27%

% of portfolio

0.0%

Previous 0.0%

15 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$4.31 - $6.63 $109,042 - $167,739	-25,300 Reduced 38.8%	39,900 $236,000
Q1 2025 May 15, 2025	BUY	$6.39 - $13.9 $26,838 - $58,380	4,200 Added 6.89%	65,200 $416,000
Q4 2024 Feb 14, 2025	BUY	$11.88 - $26.48 $724,680 - $1.62 Million	61,000 New	61,000 $724,000
Q2 2024 Aug 14, 2024	BUY	$14.82 - $31.42 $226,746 - $480,726	15,300 New	15,300 $364,000
Q2 2023 Aug 14, 2023	SELL	$5.51 - $8.27 $2.08 Million - $3.12 Million	-377,800 Reduced 86.71%	57,900 $456,000
Q1 2023 May 15, 2023	SELL	$6.81 - $12.78 $313,941 - $589,158	-46,100 Reduced 9.57%	435,700 $3.25 Million
Q4 2022 Feb 14, 2023	SELL	$8.99 - $13.69 $477,369 - $726,939	-53,100 Reduced 9.93%	481,800 $5.68 Million
Q3 2022 Nov 14, 2022	BUY	$9.22 - $14.74 $979,164 - $1.57 Million	106,200 Added 24.77%	534,900 $4.93 Million
Q2 2022 Aug 15, 2022	BUY	$8.43 - $34.89 $2.56 Million - $10.6 Million	304,200 Added 244.34%	428,700 $4.24 Million
Q1 2022 May 16, 2022	BUY	$25.92 - $50.69 $3.11 Million - $6.08 Million	119,900 Added 2606.52%	124,500 $4.29 Million
Q4 2021 Feb 14, 2022	SELL	$43.83 - $63.66 $4,383 - $6,366	-100 Reduced 2.13%	4,600 $229,000
Q3 2021 Nov 15, 2021	BUY	$30.91 - $46.59 $145,277 - $218,973	4,700 New	4,700 $216,000
Q4 2020 Feb 16, 2021	SELL	$10.53 - $17.71 $137,943 - $232,001	-13,100 Closed	0 $0
Q3 2020 Nov 16, 2020	SELL	$5.93 - $11.04 $2,965 - $5,520	-500 Reduced 3.68%	13,100 $143,000
Q2 2020 Aug 14, 2020	BUY	$5.28 - $7.95 $71,808 - $108,120	13,600 New	13,600 $89,000

Others Institutions Holding ASPN

# of Institutions

219

Shares Held

64.1M

Call Options Held

578K

Put Options Held

321K

View Full List

About ASPEN AEROGELS INC

Ticker ASPN
Exchange NYSE
Sector Industrials
Industry Building Products & Equipment
Shares Outstandng 40,440,700
Market Cap $324M
Description
Aspen Aerogels, Inc. designs, develops, manufactures, and sells aerogel insulation products primarily for use in the energy infrastructure and building materials markets in the United States, Asia, Canada, Europe, and Latin America. The company offers PyroThin thermal barriers for use in lithium-ion batteries in electric vehicles and energy stor...

More about ASPN

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