Aspen Aerogels Ownership | Who Owns Aspen Aerogels?

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Aspen Aerogels Ownership Summary

Aspen Aerogels is owned by 91.96% institutional investors, 1.62% insiders, and 6.42% retail investors. Kim is the largest institutional shareholder, holding 16.21% of ASPN shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.16% of its assets in Aspen Aerogels shares.

ASPN Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Aspen Aerogels	91.96%	1.62%	6.42%
Sector	Industrials Stocks	62.82%	10.55%	26.63%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Kim	12.28M	16.21%	$292.89M
Blackrock	4.49M	5.93%	$107.14M
Vanguard group	4.02M	5.30%	$95.77M
Oaktop capital management ii	3.34M	4.41%	$79.67M
Fmr	3.28M	4.33%	$78.16M
George kaiser family foundation	3.17M	4.18%	$75.54M
Needham investment management	2.30M	3.04%	$54.85M
Driehaus capital management	2.16M	2.85%	$51.44M
Encompass capital advisors	1.95M	2.57%	$46.51M
Frontier capital management	1.75M	2.30%	$41.63M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Kim	12.28M	26.17%	$292.89M
George kaiser family foundation	3.17M	13.35%	$75.54M
Samjo management	1.04M	9.22%	$24.77M
Oaktop capital management ii	3.34M	8.16%	$79.67M
Firsthand capital management	5.00K	6.56%	$3.37M
Needham investment management	2.30M	4.51%	$54.85M
Awm investment company	1.19M	3.83%	$28.34M
Telemark asset management	1.49M	3.10%	$35.59M
Encompass capital advisors	1.95M	2.51%	$46.51M
Sargent investment group	317.54K	1.54%	$7.57M

Top Buyers

Holder	Shares	% Assets	Change
Loomis sayles & co l p	1.32M	0.04%	1.32M
Driehaus capital management	2.16M	0.50%	1.22M
Fmr	3.28M	0.01%	899.17K
American century companies	770.73K	0.01%	654.35K
D. e. shaw	541.50K	0.01%	541.50K

Top Sellers

Holder	Shares	% Assets	Change
Kim	12.28M	26.17%	-3.50M
Hood river capital management	-	-	-1.75M
Ameriprise financial	640.38K	0.00%	-1.01M
Awm investment company	1.19M	3.83%	-789.64K
Voya investment management	19.39K	0.00%	-750.26K

New Positions

Holder	Shares	% Assets	Change	Value
Loomis sayles & co l p	1.32M	0.04%	1.32M	$31.46M
D. e. shaw	541.50K	0.01%	541.50K	$12.91M
Two sigma investments, lp	405.75K	0.02%	405.75K	$9.68M
Millennium management	391.56K	0.00%	391.56K	$9.34M
Renaissance	349.70K	0.01%	349.70K	$8.34M

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-10.00
Innealta capital	-23.00
Valley national advisers	-90.00
Tyler-stone wealth management	-200.00
Ubs group	-200.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Sep 30, 2024	261	10.13%	70,126,949	-0.61%	91	1.06%	139	2.96%	66	4.76%
Jun 30, 2024	236	31.84%	70,557,947	-5.64%	93	0.96%	134	69.62%	63	21.15%
Mar 31, 2024	179	-1.65%	74,778,270	-0.17%	98	0.85%	79	-8.14%	52	4.00%
Dec 31, 2023	182	7.06%	74,905,281	10.52%	107	1.13%	86	22.86%	50	-15.25%
Sep 30, 2023	170	3.03%	67,774,115	1.90%	97	1.06%	70	-28.57%	59	55.26%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard Total Stock Mkt Idx Inv	2.57M	3.16%	161.22K
Hood River Small-Cap Growth Instl	1.45M	1.88%	-380.22K
iShares Russell 2000 ETF	1.50M	1.85%	-3.37K
Needham Aggressive Growth Retail	1.28M	1.67%	15.00K
American Century Small Cap Growth Inv	977.21K	1.27%	414.98K
American Century U.S. Small Cap Growth	977.21K	1.27%	414.98K
Federated Hermes Kaufmann Small Cap A	998.60K	1.23%	-
Federated Hermes Kaufmann Small Cap Grow	998.60K	1.23%	-
Vanguard Institutional Extnd Mkt Idx Tr	943.89K	1.16%	-2.62K
Loomis Sayles Small Cap Growth Instl	942.66K	1.16%	-10.76K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Sep 30, 2024	Young Donald R	President and CEO	Sell	$1.90M
Aug 26, 2024	RODRIGUEZ RICARDO C.	CFO & Treasurer	Sell	$33.78K
Aug 26, 2024	RODRIGUEZ RICARDO C.	CFO & Treasurer	Sell	$212.94K
Aug 26, 2024	RODRIGUEZ RICARDO C.	CFO & Treasurer	Sell	$3.07K
Aug 26, 2024	RODRIGUEZ RICARDO C.	CFO & Treasurer	Sell	$728.60K

Insider Transactions Trends

Date	Buy	Sell
2024 Q3	-	6
2024 Q2	-	10
2024 Q1	-	-
2023 Q4	-	1
2023 Q3	4	-

ASPN Ownership FAQ

Who owns the most shares of Aspen Aerogels?

Aspen Aerogels’s largest shareholders are Kim (12.28M shares, 16.21%), Blackrock (4.49M shares, 5.93%), and Vanguard group (4.02M shares, 5.30%). Together, they hold 27.44% of Aspen Aerogels’s total shares outstanding.

Does Blackrock own Aspen Aerogels?

Yes, BlackRock owns 5.93% of Aspen Aerogels, totaling 4.49M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 107.14M$. In the last quarter, BlackRock increased its holdings by 429.48K shares, a 10.57% change.

Who is Aspen Aerogels’s biggest shareholder by percentage of total assets invested?

Kim is Aspen Aerogels’s biggest shareholder by percentage of total assets invested, with 26.17% of its assets in 12.28M Aspen Aerogels shares, valued at 292.89M$.

Who is the top mutual fund holder of Aspen Aerogels shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Aspen Aerogels shares, with 3.16% of its total shares outstanding invested in 2.57M Aspen Aerogels shares.

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