Aspen Aerogels Inc (ASPN) Ownership

15.75 ↓0.89 (-5.35%)

As of April 25, 2024, 10:21am EST.

Institutions
Mutual Funds

Institutional Ownership

KIM, LLC is the biggest individual institutional holder of Aspen Aerogels Inc (ASPN), owning a total of 15.8 million shares. Combined, the top 38 institutional holders of ASPN own 102.55% of the company with a total of 76.7 million shares.

In the latest ownership report on December 31st 2023, the top 38 institutional holders increased their combined ownership of ASPN by 11 million shares. 15 institutions bought 11,022,791 total additional shares and increased their ownership by an average of 21.81%. However 1 institutions sold 2,091 total shares and decreased their ownership by an average of 0.06%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of Aspen Aerogels increased by a net total of 11,020,700 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
KIM, LLC	20.584%	0.000%	15,780,426	0	2023-12-31
BlackRock Inc	5.289%	4.680%	4,054,986	181,279	2023-12-31
Vanguard Group Inc	4.492%	-0.061%	3,443,796	-2,091	2023-12-31
OAKTOP CAPITAL MANAGEMENT II LP	4.167%	0.000%	3,194,758	0	2023-12-31
George Kaiser Family Foundation	4.131%	0.000%	3,167,322	0	2023-12-31
Needham Investment Management, LLC	3.871%	17.367%	2,967,400	439,100	2023-12-31
Hood River Capital Management LLC	3.838%	0.000%	2,942,548	2,942,548	2023-12-31
FMR Inc	3.037%	2.148%	2,328,137	48,960	2023-12-31
Samjo Management LLC	2.969%	0.000%	2,276,150	2,276,150	2023-12-31
Awm Investment Company Inc	2.800%	29.180%	2,146,428	484,848	2023-12-31
Encompass Capital Advisors LLC	2.645%	0.000%	2,027,532	2,027,532	2023-12-31
Ameriprise Financial Inc	2.411%	110.180%	1,848,520	969,028	2023-12-31
AIGH Capital Management, LLC	2.354%	2.994%	1,804,484	52,462	2023-12-31
Royce & Associates, LP	2.242%	17.798%	1,719,083	259,734	2023-12-31
Telemark Asset Management, LLC	1.947%	19.394%	1,492,424	242,424	2023-12-31
Frontier Capital Management CO Inc	1.894%	50.662%	1,451,757	488,170	2023-12-31
State Street Corporation	1.676%	8.368%	1,285,042	99,226	2023-12-31
Federated Hermes Inc	1.505%	53.872%	1,154,042	404,042	2023-12-31
Nuveen Asset Management, LLC	1.468%	10.538%	1,125,380	107,288	2023-12-31

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
KIM, LLC	20.584%	0.000%	15,780,426	0	2023-12-31
BlackRock Inc	5.289%	4.680%	4,054,986	181,279	2023-12-31
Vanguard Group Inc	4.492%	-0.061%	3,443,796	-2,091	2023-12-31
OAKTOP CAPITAL MANAGEMENT II LP	4.167%	0.000%	3,194,758	0	2023-12-31
George Kaiser Family Foundation	4.131%	0.000%	3,167,322	0	2023-12-31
Samjo Capital, LLC	3.933%	73.276%	3,015,000	1,275,000	2023-09-30
Needham Investment Management, LLC	3.871%	17.367%	2,967,400	439,100	2023-12-31
Hood River Capital Management LLC	3.838%	0.000%	2,942,548	2,942,548	2023-12-31
FMR Inc	3.037%	2.148%	2,328,137	48,960	2023-12-31
Samjo Management LLC	2.969%	0.000%	2,276,150	2,276,150	2023-12-31
Awm Investment Company Inc	2.800%	29.180%	2,146,428	484,848	2023-12-31
Encompass Capital Advisors LLC	2.645%	0.000%	2,027,532	2,027,532	2023-12-31
Cowen Prime Advisors LLC	2.505%	14.681%	1,911,500	244,700	2023-06-30
Ameriprise Financial Inc	2.411%	110.180%	1,848,520	969,028	2023-12-31
Driehaus Capital Management LLC	2.599%	72.640%	1,821,380	766,363	2022-12-31
AIGH Capital Management, LLC	2.354%	2.994%	1,804,484	52,462	2023-12-31
Royce & Associates, LP	2.242%	17.798%	1,719,083	259,734	2023-12-31
Ardsley Advisory Partners	2.024%	2.204%	1,545,000	33,322	2023-09-30
Telemark Asset Management, LLC	1.947%	19.394%	1,492,424	242,424	2023-12-31
Frontier Capital Management CO Inc	1.894%	50.662%	1,451,757	488,170	2023-12-31
State Street Corporation	1.676%	8.368%	1,285,042	99,226	2023-12-31
Millennium Management LLC	1.810%	22.308%	1,270,740	231,770	2023-03-31
Federated Hermes Inc	1.505%	53.872%	1,154,042	404,042	2023-12-31
Nuveen Asset Management, LLC	1.468%	10.538%	1,125,380	107,288	2023-12-31
Geode Capital Management, LLC	1.409%	0.805%	1,075,276	8,591	2023-09-30
Essex Investment Management Company, LLC	1.440%	42.259%	1,011,471	300,464	2023-06-30
AMH Equity Ltd	1.423%	0.000%	1,000,000	1,000,000	2023-06-30
J. Goldman & Co LP	1.390%	0.000%	974,466	974,466	2022-12-31
Marshall Wace Asset Management Ltd	1.309%	0.000%	918,605	918,605	2023-03-31
Point72 Asset Management, L.P.	1.179%	42.624%	826,844	247,105	2022-12-31
Penn Capital Management Company LLC	1.035%	3.257%	789,936	24,915	2023-09-30
Prescott Group Capital Management LLC	1.127%	0.000%	789,474	789,474	2022-12-31
Redwood Investments, LLC	1.118%	30.164%	784,545	181,809	2023-06-30
Yaupon Capital Management LP	0.957%	0.000%	669,938	669,938	2022-12-31
Arosa Capital Management LP	0.838%	0.000%	586,715	586,715	2022-12-31
Two Sigma Advisers, LLC	0.808%	24.773%	534,900	106,200	2022-09-30
Quinn Opportunity Partners LLC	1.170%	0.000%	478,426	478,426	2022-06-30
Two Sigma Investments LLC	1.155%	-14.623%	472,601	-80,946	2022-09-30

Mutual Fund Ownership

Vanguard Total Stock Mkt Idx Inv is the biggest individual fund holder of Aspen Aerogels Inc (ASPN), owning a total of 2.1 million shares. Combined, the top 41 mutual fund holders of ASPN own 37.83% of the company with a total of 28.2 million shares.

In the latest ownership report on March 28th 2024, the top 41 fund holders increased their combined ownership of ASPN by 296 shares. 1 funds bought 600 total additional shares and increased their ownership by an average of 0.05%. However 1 funds sold 304 total shares and decreased their ownership by an average of 0.06%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding Aspen Aerogels increased by a net total of 296 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
iShares Russell 2000 ETF	1.624%	0.048%	1,245,244	600	2024-03-28
iShares Russell 2000 Value ETF	0.626%	-0.063%	479,592	-304	2024-03-28

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Total Stock Mkt Idx Inv	2.728%	0.000%	2,091,646	0	2024-02-29
Vanguard Instl Ttl Stck Mkt Idx Tr	2.915%	8.123%	2,047,939	153,858	2023-03-31
Hood River Small-Cap Growth Instl	2.011%	0.000%	1,542,064	1,542,064	2023-12-31
Needham Small Cap Growth Retail	1.748%	1.147%	1,340,200	15,200	2023-12-31
iShares Russell 2000 ETF	1.624%	0.048%	1,245,244	600	2024-03-28
Federated Hermes Kaufmann Small Cap Grow	1.505%	53.872%	1,154,042	404,042	2023-12-31
Federated Hermes Kaufmann Small Cap A	1.505%	53.872%	1,154,042	404,042	2023-12-31
Needham Aggressive Growth Retail	1.389%	67.717%	1,065,000	430,000	2023-12-31
CREF Stock R1	1.277%	0.000%	977,270	0	2023-12-31
Columbia Small Cap Growth Inst	1.130%	0.000%	866,290	0	2024-02-29
Vanguard Extended Market Index Investor	1.150%	0.922%	807,058	7,374	2023-08-31
UBS: US Equity Small Cap Growth	1.119%	0.000%	786,068	0	2023-06-30
Vanguard Institutional Extnd Mkt Idx Tr	1.022%	-1.813%	783,621	-14,471	2024-02-29
Fidelity VIP Growth Initial	0.737%	0.000%	564,802	0	2024-02-29
Fidelity® VIP Growth Initial	0.804%	0.000%	564,802	0	2023-09-30
VIP Growth Initial	0.740%	0.000%	564,802	0	2023-11-30
JHancock Small Cap Dynamic Growth NAV	0.750%	0.000%	526,584	0	2023-10-31
JHancock Small Cap Growth NAV	0.750%	-0.771%	526,584	-4,091	2023-09-30
Fidelity Capital Appreciation	0.677%	0.000%	519,300	0	2024-02-29
Fidelity® Capital Appreciation	0.680%	0.000%	519,300	0	2023-11-30
Fidelity Small Cap Index	0.677%	1.748%	518,831	8,912	2024-01-31
Fidelity Advisor® Equity Growth I	0.669%	0.000%	510,800	0	2023-11-30
Fidelity Advisor Equity Growth I	0.665%	0.000%	510,078	0	2024-02-29
Royce Micro Cap Trust	0.652%	53.687%	499,612	174,527	2023-12-31
Fidelity® Small Cap Index	0.647%	2.757%	493,752	13,246	2023-10-31
Columbia Small Cap Value I	0.638%	1.179%	489,026	5,700	2023-12-31
Columbia Small Cap Value I A	0.641%	1.179%	489,026	5,700	2023-12-31
Penn Capital Small Cap Equity	0.636%	-8.892%	487,333	-47,565	2023-12-31
iShares Russell 2000 Value ETF	0.626%	-0.063%	479,592	-304	2024-03-28
Royce Small-Cap Opportunity Invmt	0.597%	2.208%	457,471	9,884	2023-12-31
ENETIA Energy Transition Fund A EURh	0.575%	0.000%	439,800	439,800	2023-08-31
Jupiter Merian Glb Eq AbsRet I USD Acc	0.568%	-28.445%	435,733	-173,218	2023-12-31
Needham Growth Retail	0.554%	0.000%	425,000	0	2023-12-31
iShares Russell 2000 Growth ETF	0.566%	-0.361%	397,079	-1,440	2023-06-21
FIAM Small Cap Core Composite	0.542%	5.945%	379,600	21,300	2022-09-30
FIAM Small Cap Core Class B	0.560%	-2.345%	370,700	-8,900	2022-10-31
Heptagon Driehaus US Micro Cap Eq C$ Acc	0.470%	-0.711%	329,097	-2,358	2023-02-28
Xtrackers S&P 500 Swap ETF 1C	0.446%	0.000%	312,537	0	2023-04-30
Vanguard Materials ETF	0.298%	0.789%	197,138	1,544	2022-12-31
Kennedy Extended Small Cap	0.274%	-2.479%	180,955	-4,599	2022-09-30
TIAA-CREF Quant Small-Cap Equity Instl	0.271%	-1.490%	179,190	-2,710	2022-11-30