ASPEN AEROGELS INC (ASPN) — institutional ownership

192 funds reported holding ASPEN AEROGELS INC in their latest 13F filings, worth $499M in total (CUSIP 04523Y105).

Largest holders

1. KIM, LLC — $77.9M
2. BlackRock, Inc. (BLK) — $33.5M
3. OAKTOP CAPITAL MANAGEMENT II, L.P. — $32.8M
4. VANGUARD CAPITAL MANAGEMENT LLC — $22.4M
5. NEEDHAM INVESTMENT MANAGEMENT LLC — $20.7M
6. GEORGE KAISER FAMILY FOUNDATION — $20.1M
7. STATE STREET CORP (STT, STT-PG) — $16.2M
8. AMERICAN CENTURY COMPANIES INC — $15.9M
9. VANGUARD GROUP INC — $13.3M
10. JACOBS LEVY EQUITY MANAGEMENT, INC — $13.0M

Famous investors holding it

• Izzy Englander portfolio (Millennium Management)
• D. E. Shaw portfolio (D. E. Shaw & Co.)
• Two Sigma portfolio (Two Sigma Investments)
• Ken Griffin portfolio (Citadel Advisors)
• Renaissance Technologies portfolio (Renaissance Technologies)

Insider buying and selling at ASPEN AEROGELS INC

Who owns the most ASPN stock?

The largest institutional holders in the latest 13F filings are KIM, LLC ($77.9M), BlackRock, Inc. (BLK) ($33.5M), OAKTOP CAPITAL MANAGEMENT II, L.P. ($32.8M).

How many funds own ASPN?

192 funds reported holding it, worth $499M in total.