ASPEN AEROGELS INC - ASPN

Sector: Industrials · Industry: Wholesale-Lumber & Other Construction Materials

Website: No information yet · Social: No information yet

Company profile

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Q1 2026 · Q4 2025

Value (USD)

Total reported value ($000)

$253.7M

QoQ value delta ($000)

+$47.7M (+23.15%)

Implied price effect (QoQ)

+19.08%

Total shares

75,126,334

QoQ shares delta

+2,481,130 (+3.42%)

Total shares held by funds (by quarter)

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Top 25 only Full list

Partial Q1 2026 data: 169 holders have filed so far. Prior holders are carried forward until their next 13F confirms a change.

Manager	Value ($000)	Shares	% of 13F
KIM, LLC	41,999	12,280,426	4.3%
OAKTOP CAPITAL MANAGEMENT II, L.P.	17,676	5,168,674	1.32%
BlackRock, Inc.	16,221	4,743,076	0.0%
NEEDHAM INVESTMENT MANAGEMENT LLC	15,454	4,518,775	0.79%
VANGUARD GROUP INC	13,261	4,685,950	0.0%
VANGUARD CAPITAL MANAGEMENT LLC	11,751	3,436,156	0.0%
GEORGE KAISER FAMILY FOUNDATION	10,832	3,167,322	1.23%
STATE STREET CORP	7,936	2,320,727	0.0%
Invesco Ltd.	7,859	2,298,183	0.0%
GAGNON SECURITIES LLC	6,367	1,861,851	1.47%
RICE HALL JAMES & ASSOCIATES, LLC	5,309	1,552,628	0.3%
GEODE CAPITAL MANAGEMENT, LLC	5,271	1,540,771	0.0%
AMERIPRISE FINANCIAL INC	5,151	1,506,379	0.0%
MILLENNIUM MANAGEMENT LLC	4,803	1,404,675	0.0%
MARSHALL WACE, LLP	4,319	1,263,102	0.0%
DIMENSIONAL FUND ADVISORS LP	4,296	1,256,480	0.0%
AMERICAN CENTURY COMPANIES INC	4,267	1,247,783	0.0%
JACOBS LEVY EQUITY MANAGEMENT, INC	4,168	1,218,779	0.02%
Telemark Asset Management, LLC	3,420	1,000,000	0.32%
ROYCE & ASSOCIATES LP	3,373	986,513	0.03%
GOLDMAN SACHS GROUP INC	3,076	899,513	0.0%
JPMORGAN CHASE & CO	3,060	965,492	0.0%
HRT FINANCIAL LP	2,976	870,435	0.01%
D. E. Shaw & Co., Inc.	2,850	833,572	0.0%
CITADEL ADVISORS LLC	2,770	810,187	0.0%