ASPN Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 4.30%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $94,560,414.90

Aspen Aerogels Insider Trading History Chart

Aspen Aerogels Share Price & Price History

^$5.19

▼ -0.125 (-2.35%)

As of 04/15/2025 04:59 PM ET

Days: 30 | 90 | 365

Aspen Aerogels Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
9/30/2024	Donald R. Young	CEO	Sell	63,355	$30.03	$1,902,550.65	483,640
8/26/2024	Ricardo C Rodriguez	CFO	Sell	32,465	$30.14	$978,495.10	20,790
5/28/2024	Donald R. Young	CEO	Sell	256,944	$29.24	$7,513,042.56	502,855
5/14/2024	Wood River Capital, Llc	Major Shareholder	Sell	3,500,000	$23.50	$82,250,000.00	12,280,426
5/13/2024	Keith L Schilling	SVP	Sell	20,000	$26.84	$536,800.00	28,792
5/6/2024	Corby C. Whitaker	SVP	Sell	55,159	$25.01	$1,379,526.59	131,533
11/20/2023	Gregg Landes	SVP	Sell	155	$11.01	$1,706.55	126,393
9/7/2023	Steven R Mitchell	Director	Buy	7,541	$6.50	$49,016.50	134,260
9/5/2023	Steven R Mitchell	Director	Buy	50,000	$6.17	$308,500.00	126,719
8/22/2023	Mark L Noetzel	Director	Buy	4,000	$5.65	$22,600.00	119,322
8/8/2023	Donald R. Young	CEO	Buy	25,000	$6.83	$170,750.00	656,703
12/6/2022	James E Sweetnam	Director	Buy	2,700	$11.30	$30,510.00	6,195
11/30/2022	Wood River Capital, Llc	Major Shareholder	Buy	10,526,316	$9.50	$100,000,002.00	15,780,426

See Full Table

SEC Filings (Institutional Ownership Changes) for Aspen Aerogels (NYSE:ASPN)

97.64% of Aspen Aerogels stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Aspen Aerogels Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
4/15/2025	SG Americas Securities LLC	67,394	$0.43M	0.0%	N/A	0.082%
4/9/2025	Sanders Morris Harris LLC	40,000	$0.26M	0.0%	+14.3%	0.049%
4/8/2025	Rhumbline Advisers	90,965	$0.58M	0.0%	-2.2%	0.111%
4/7/2025	GAMMA Investing LLC	3,316	$0.21M	0.0%	+1,998.7%	0.004%
4/1/2025	Penbrook Management LLC	18,155	$0.12M	0.1%	N/A	0.022%
3/24/2025	Wellington Management Group LLP	64,700	$0.77M	0.0%	-57.0%	0.079%
3/17/2025	Wealth Enhancement Advisory Services LLC	10,843	$0.13M	0.0%	N/A	0.013%
3/12/2025	Palogic Value Management L.P.	130,000	$1.54M	0.0%	N/A	0.158%
2/19/2025	Toronto Dominion Bank	22,388	$0.27M	0.0%	N/A	0.027%
2/18/2025	AWM Investment Company Inc.	1,208,686	$14.36M	1.7%	+2.9%	1.473%
2/18/2025	Connective Capital Management LLC	36,475	$0.43M	0.5%	N/A	0.044%
2/17/2025	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	588,395	$6.99M	0.0%	+47.3%	0.717%
2/17/2025	Voloridge Investment Management LLC	260,027	$3.09M	0.0%	N/A	0.317%
2/17/2025	Squarepoint Ops LLC	402,446	$4.78M	0.0%	+41.6%	0.490%
2/17/2025	Two Sigma Advisers LP	61,000	$0.73M	0.0%	N/A	0.074%
2/17/2025	Two Sigma Investments LP	592,765	$7.04M	0.0%	+637.9%	0.722%
2/17/2025	Toronto Dominion Bank	22,388	$0.27M	0.0%	N/A	0.027%
2/17/2025	Sandia Investment Management LP	7,500	$89K	0.2%	N/A	0.009%
2/17/2025	Sherbrooke Park Advisers LLC	17,018	$0.20M	0.1%	N/A	0.021%
2/17/2025	Sora Investors LLC	487,245	$5.79M	0.6%	+289.8%	0.594%
2/17/2025	Point72 Asset Management L.P.	1,104,549	$13.12M	0.0%	N/A	1.346%
2/17/2025	ProShare Advisors LLC	17,386	$0.21M	0.0%	+57.9%	0.021%
2/17/2025	Nuveen Asset Management LLC	562,303	$6.68M	0.0%	-24.1%	0.685%
2/17/2025	Oaktop Capital Management II L.P.	3,740,525	$44.44M	5.5%	+5.6%	4.559%
2/17/2025	Maven Securities LTD	30,000	$0.36M	0.0%	+100.0%	0.037%
2/17/2025	Morse Asset Management Inc	7,169	$85K	0.0%	-24.9%	0.009%
2/17/2025	Needham Investment Management LLC	2,389,700	$28.39M	2.2%	+5.2%	2.912%
2/17/2025	Millennium Management LLC	1,622,022	$19.27M	0.0%	+4,757.8%	1.977%
2/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	35,040	$0.42M	0.0%	+9.5%	0.043%
2/17/2025	LMR Partners LLP	141,785	$1.68M	0.0%	N/A	0.173%
2/17/2025	Graham Capital Management L.P.	131,475	$1.56M	0.0%	+107.7%	0.160%
2/17/2025	Frontier Capital Management Co. LLC	525,738	$6.25M	0.1%	-25.8%	0.641%
2/17/2025	Deutsche Bank AG	415,391	$4.94M	0.0%	+37.0%	0.506%
2/17/2025	Corton Capital Inc.	29,277	$0.35M	0.2%	N/A	0.036%
2/17/2025	Bridgefront Capital LLC	20,427	$0.24M	0.1%	N/A	0.025%
2/17/2025	Baird Financial Group Inc.	401,131	$4.77M	0.0%	+16.6%	0.489%
2/17/2025	Bayesian Capital Management LP	53,909	$0.64M	0.1%	N/A	0.066%
2/17/2025	Bank of America Corp DE	119,873	$1.42M	0.0%	-4.1%	0.146%
2/17/2025	BNP Paribas Financial Markets	135,584	$1.61M	0.0%	+645.4%	0.165%
2/17/2025	Ameriprise Financial Inc.	524,501	$6.23M	0.0%	+17.8%	0.639%
2/17/2025	Algert Global LLC	440,471	$5.23M	0.1%	+244.8%	0.537%
2/17/2025	Alyeska Investment Group L.P.	800,000	$9.50M	0.0%	N/A	0.975%
2/14/2025	Connors Investor Services Inc.	14,167	$0.17M	0.0%	N/A	0.017%
2/14/2025	Schonfeld Strategic Advisors LLC	138,700	$1.65M	0.0%	N/A	0.169%
2/14/2025	Northern Trust Corp	641,050	$7.62M	0.0%	+13.7%	0.781%
2/14/2025	The Manufacturers Life Insurance Company	30,997	$0.37M	0.0%	-11.7%	0.038%
2/14/2025	Aquatic Capital Management LLC	117,212	$1.39M	0.0%	+67.0%	0.143%
2/14/2025	Nebula Research & Development LLC	46,787	$0.56M	0.1%	+184.7%	0.057%
2/14/2025	Kovitz Investment Group Partners LLC	34,240	$0.41M	0.0%	+260.4%	0.042%
2/14/2025	Voya Investment Management LLC	17,454	$0.21M	0.0%	-7.6%	0.021%
2/14/2025	Dendur Capital LP	775,000	$9.21M	1.0%	N/A	0.945%
2/14/2025	Price T Rowe Associates Inc. MD	42,451	$0.51M	0.0%	+38.0%	0.052%
2/14/2025	Tower Research Capital LLC TRC	24,365	$0.29M	0.0%	+231.4%	0.030%
2/14/2025	MetLife Investment Management LLC	35,782	$0.43M	0.0%	+6.3%	0.044%
2/14/2025	Mesirow Institutional Investment Management Inc.	488,595	$5.81M	0.4%	+2.4%	0.595%
2/14/2025	Dimensional Fund Advisors LP	2,018,631	$23.98M	0.0%	+25.5%	2.460%
2/14/2025	First Trust Advisors LP	492,507	$5.85M	0.0%	+78.4%	0.600%
2/14/2025	Alpha DNA Investment Management LLC	36,860	$0.44M	0.2%	N/A	0.045%
2/13/2025	Marshall Wace LLP	24,530	$0.29M	0.0%	-21.1%	0.030%
2/13/2025	NewEdge Advisors LLC	61,088	$0.73M	0.0%	-6.3%	0.074%
2/13/2025	Jump Financial LLC	239,895	$2.85M	0.1%	+144.5%	0.292%
2/13/2025	XTX Topco Ltd	85,747	$1.02M	0.1%	N/A	0.105%
2/13/2025	Barclays PLC	107,764	$1.28M	0.0%	+16.8%	0.131%
2/13/2025	Kennedy Capital Management LLC	224,475	$2.67M	0.1%	+21.7%	0.274%
2/13/2025	Raymond James Financial Inc.	244,854	$2.91M	0.0%	N/A	0.298%
2/13/2025	Capula Management Ltd	17,523	$0.21M	0.0%	N/A	0.021%
2/13/2025	Renaissance Technologies LLC	766,400	$9.11M	0.0%	+472.4%	0.934%
2/13/2025	Legal & General Group Plc	63,538	$0.76M	0.0%	-9.3%	0.077%
2/13/2025	Invesco Ltd.	50,871	$0.60M	0.0%	+3.5%	0.062%
2/13/2025	Federated Hermes Inc.	630,500	$7.49M	0.0%	-36.9%	0.768%
2/13/2025	Russell Investments Group Ltd.	25,237	$0.30M	0.0%	+654.9%	0.031%
2/13/2025	Envestnet Asset Management Inc.	47,262	$0.56M	0.0%	+118.4%	0.058%
2/13/2025	Samjo Management LLC	874,650	$10.39M	3.9%	-2.4%	1.066%
2/13/2025	Dynamic Technology Lab Private Ltd	65,471	$0.78M	0.1%	N/A	0.080%
2/13/2025	Wells Fargo & Company MN	216,049	$2.57M	0.0%	+158.6%	0.263%
2/12/2025	Bryce Point Capital LLC	120,173	$1.43M	0.4%	N/A	0.146%
2/12/2025	Trexquant Investment LP	400,664	$4.76M	0.1%	N/A	0.488%
2/12/2025	Geode Capital Management LLC	1,464,163	$17.40M	0.0%	+5.6%	1.784%
2/12/2025	Cannell & Spears LLC	62,930	$0.75M	0.0%	+529.3%	0.077%
2/12/2025	Wellington Management Group LLP	64,700	$0.77M	0.0%	-57.0%	0.079%
2/12/2025	DnB Asset Management AS	23,126	$0.28M	0.0%	N/A	0.028%
2/12/2025	UniSuper Management Pty Ltd	848,287	$10.08M	0.1%	-11.2%	1.034%
2/12/2025	JPMorgan Chase & Co.	105,591	$1.25M	0.0%	+311.0%	0.129%
2/12/2025	Mitsubishi UFJ Asset Management Co. Ltd.	33,043	$0.43M	0.0%	+35.7%	0.040%
2/11/2025	EntryPoint Capital LLC	28,811	$0.34M	0.1%	+253.9%	0.035%
2/11/2025	Vanguard Group Inc.	4,360,246	$51.80M	0.0%	+5.5%	5.314%
2/11/2025	LPL Financial LLC	15,238	$0.18M	0.0%	-30.9%	0.019%
2/11/2025	Fox Run Management L.L.C.	87,573	$1.04M	0.2%	N/A	0.107%
2/11/2025	KLP Kapitalforvaltning AS	13,800	$0.16M	0.0%	N/A	0.017%
2/11/2025	Sei Investments Co.	28,193	$0.34M	0.0%	-39.3%	0.034%
2/11/2025	American Century Companies Inc.	1,003,184	$11.92M	0.0%	-32.7%	1.223%
2/11/2025	Quantbot Technologies LP	64,672	$0.77M	0.0%	N/A	0.079%
2/11/2025	Palogic Value Management L.P.	130,000	$1.54M	0.6%	N/A	0.158%
2/11/2025	Intech Investment Management LLC	28,267	$0.34M	0.0%	+57.4%	0.034%
2/10/2025	Royce & Associates LP	946,623	$11.25M	0.1%	-21.9%	1.154%
2/10/2025	Commonwealth Equity Services LLC	22,192	$0.26M	0.0%	+45.9%	0.027%
2/10/2025	Telemark Asset Management LLC	1,892,424	$22.48M	2.2%	+26.8%	2.306%
2/10/2025	Swiss National Bank	128,800	$1.53M	0.0%	+1.9%	0.157%
2/7/2025	Essex Investment Management Co. LLC	248,243	$2.95M	0.5%	+15.1%	0.303%
2/7/2025	AlphaQuest LLC	11,395	$0.14M	0.0%	+54.0%	0.014%

Data available starting January 2016

See Full Table

Aspen Aerogels, Inc. designs, develops, manufactures, and sells aerogel insulation products primarily for use in the energy infrastructure and sustainable insulation materials markets in the United States, Asia, Canada, Europe, and Latin America. It operates in two segments, Energy Industrial and Thermal Barrier. The company offers PyroThin thermal barriers for use in lithium-ion batteries in electric vehicles and energy storage industries; Pyrogel XTE that reduces the risk of corrosion under insulation in energy infrastructure operating systems; and Pyrogel HPS for applications within the power generation market. It also offers Pyrogel XTF to provide protection against fire; Cryogel Z for sub-ambient and cryogenic applications in the energy infrastructure market; Spaceloft Subsea for use in pipe-in-pipe applications in offshore oil production; and Cryogel X201, which is used in designing cold systems, such as refrigerated appliances, cold storage equipment, and aerospace systems. The company was founded in 2001 and is headquartered in Northborough, Massachusetts.

Today's Range

Now: $5.19

$5.14

$5.47

50 Day Range

MA: $7.34

$4.99

$12.19

52 Week Range

Now: $5.19

$4.80

$33.15

Volume

1,605,950 shs

Average Volume

1,900,550 shs

Market Capitalization

$425.71 million

P/E Ratio

32.41

Dividend Yield

N/A

Beta

2.35

Who are the company insiders with the largest holdings of Aspen Aerogels?: Aspen Aerogels' top insider investors include:
Wood River Capital, Llc (Major Shareholder)
Donald R Young (CEO)
Steven R Mitchell (Director)
Corby C Whitaker (SVP)
Gregg Landes (SVP)
Mark L Noetzel (Director)
Keith L Schilling (SVP)
Ricardo C Rodriguez (CFO)
Learn More about top insider investors at Aspen Aerogels.
Who are the major institutional investors of Aspen Aerogels?: Aspen Aerogels' top institutional shareholders include:
Rhumbline Advisers — 0.11%
IMC Chicago LLC — 0.00%
SG Americas Securities LLC — 0.08%
Sanders Morris Harris LLC — 0.05%
Penbrook Management LLC — 0.02%
GAMMA Investing LLC — 0.00%
Learn More about top institutional investors of Aspen Aerogels stock.
Which major investors are selling Aspen Aerogels stock?: Within the previous quarter, ASPN stock was sold by these institutional investors:
IMC Chicago LLC
Rhumbline Advisers
Within the last year, company insiders that have sold Aspen Aerogels company stock include:
Wood River Capital, Llc (Major Shareholder)
Donald R Young (CEO)
Steven R Mitchell (Director)
Corby C Whitaker (SVP)
Gregg Landes (SVP)
Learn More investors selling Aspen Aerogels stock.
Which major investors are buying Aspen Aerogels stock?: During the previous quarter, ASPN stock was bought by institutional investors including:
SG Americas Securities LLC
Penbrook Management LLC
Sanders Morris Harris LLC
GAMMA Investing LLC
During the previous year, these company insiders have bought Aspen Aerogels stock:
Wood River Capital, Llc (Major Shareholder)
Donald R Young (CEO)
Steven R Mitchell (Director)
Learn More investors buying Aspen Aerogels stock.