Ken Griffin Aspen Aerogels Inc Transaction History

Citadel Advisors LLC

$618 Billion
Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Aspen Aerogels Inc stock. As of the latest transaction made, Citadel Advisors LLC holds 1,114,590 shares of ASPN stock, worth $3.41 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

1,114,590

Previous 161,400 590.58%

Holding current value

$3.41 Million

Previous $955,000 712.25%

% of portfolio

0.0%

Previous 0.0%

22 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$6.0 - $8.26 $5.71 Million - $7.86 Million	951,558 Added 583.66%	1,114,590 $7.76 Million
Q2 2025 Aug 14, 2025	SELL	$4.31 - $6.63 $1.79 Million - $2.75 Million	-414,728 Reduced 71.78%	163,032 $965,000
Q1 2025 May 15, 2025	SELL	$6.39 - $13.9 $296,943 - $645,933	-46,470 Reduced 7.44%	577,760 $3.69 Million
Q4 2024 Feb 14, 2025	BUY	$11.88 - $26.48 $2.69 Million - $6 Million	226,445 Added 56.93%	624,230 $7.42 Million
Q3 2024 Nov 14, 2024	SELL	$18.5 - $31.72 $4.31 Million - $7.38 Million	-232,771 Reduced 36.92%	397,785 $11 Million

Q2 2024 Aug 14, 2024	BUY	$14.82 - $31.42 $8.57 Million - $18.2 Million	578,280 Added 1106.21%	630,556 $15 Million
Q1 2024 May 15, 2024	SELL	$10.91 - $17.9 $2.43 Million - $3.99 Million	-222,777 Reduced 80.99%	52,276 $920,000
Q4 2023 Feb 14, 2024	SELL	$6.67 - $17.19 $2.62 Million - $6.75 Million	-392,776 Reduced 58.81%	275,053 $4.34 Million
Q3 2023 Nov 14, 2023	BUY	$5.55 - $8.83 $1.32 Million - $2.1 Million	238,171 Added 55.43%	667,829 $5.74 Million
Q2 2023 Aug 14, 2023	SELL	$5.51 - $8.27 $1.41 Million - $2.12 Million	-255,861 Reduced 37.32%	429,658 $3.39 Million
Q1 2023 May 15, 2023	BUY	$6.81 - $12.78 $3.05 Million - $5.72 Million	447,452 Added 187.95%	685,519 $5.11 Million
Q4 2022 Feb 14, 2023	BUY	$8.99 - $13.69 $1.24 Million - $1.88 Million	137,567 Added 136.88%	238,067 $2.81 Million
Q3 2022 Nov 14, 2022	BUY	$9.22 - $14.74 $414,079 - $661,988	44,911 Added 80.79%	100,500 $927,000
Q2 2022 Aug 15, 2022	SELL	$8.43 - $34.89 $1.15 Million - $4.75 Million	-136,249 Reduced 71.02%	55,589 $549,000
Q1 2022 May 16, 2022	BUY	$25.92 - $50.69 $1.79 Million - $3.51 Million	69,155 Added 56.37%	191,838 $6.61 Million
Q4 2021 Feb 14, 2022	BUY	$43.83 - $63.66 $3.4 Million - $4.94 Million	77,668 Added 172.54%	122,683 $6.11 Million
Q3 2021 Nov 15, 2021	BUY	$30.91 - $46.59 $430,792 - $649,324	13,937 Added 44.85%	45,015 $2.07 Million
Q2 2021 Aug 16, 2021	SELL	$16.92 - $29.92 $306,607 - $542,180	-18,121 Reduced 36.83%	31,078 $929,000
Q1 2021 May 17, 2021	BUY	$15.79 - $26.0 $416,919 - $686,504	26,404 Added 115.83%	49,199 $1 Million
Q4 2020 Feb 16, 2021	BUY	$10.53 - $17.71 $240,031 - $403,699	22,795 New	22,795 $380,000
Q2 2020 Aug 14, 2020	SELL	$5.28 - $7.95 $91,201 - $137,320	-17,273 Closed	0 $0
Q1 2020 May 15, 2020	BUY	$4.94 - $10.62 $85,328 - $183,439	17,273 New	17,273 $106,000

Others Institutions Holding ASPN

# of Institutions

232

Shares Held

76.1M

Call Options Held

1.25M

Put Options Held

330K

View Full List

About ASPEN AEROGELS INC

Ticker ASPN
Exchange NYSE
Sector Industrials
Industry Building Products & Equipment
Shares Outstandng 40,440,700
Market Cap $124M
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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