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Aspen Aerogels Inc

ASPN
Exchange
NYSE
Industry
Wholesale-Lumber & Other Construction Materials
SEC CIK
0001145986

In the last 90 days, Aspen Aerogels Inc insiders filed 0 open-market purchases and 1 sale; 179 institutions reported holding it in 13F filings for Q2 2026, worth $464.9M in total; no superinvestor holds it.

Q2 2021 vs. Q1 2021

How the institutions holding Aspen Aerogels Inc changed between Q1 2021 and Q2 2021.

All holders in Q2 2021All holders in Q1 2021

13F holders of ASPN: Q1 2021 compared with Q2 2021
MeasureQ1 2021Q2 2021Change
Holders85115+30
Shares23.7M28.4M+4.71M (+19.9%)
Value$482.2M$849.9M+$367.7M (+76.3%)

New holders (36)

Institutions that held Aspen Aerogels Inc at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to ASPN in Q2 2021
InstitutionSharesValue% of portfolio
Spring Creek Capital LLC3,462,124$103.6M5.14%
Cowen Prime Advisors LLC459,200$13.7M4.98%
RK Capital Management, LLC226,753$6.78M1.27%
Point72 Asset Management, L.P.156,100$4.67M0.02%
Invesco Ltd.86,374$2.58M0.00%
Manatuck Hill Partners, LLC60,000$1.79M0.54%
SG Americas Securities, LLC59,858$1.79M0.01%
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.54,646$1.64M0.01%
Caption Management, LLC52,480$1.57M0.14%
Ardsley Advisory Partners LP50,500$1.51M0.25%
Collaborative Holdings Management LP50,000$1.50M0.72%
Apis Capital Advisors, LLC45,000$1.35M1.16%
Guggenheim Capital LLC43,060$1.29M0.01%
Tygh Capital Management, Inc.42,099$1.26M0.17%
Bridgewater Advisors Inc.33,000$987.0K0.31%
Harel Insurance Investments & Financial Services Ltd.25,887$775.0K0.02%
Squarepoint Ops LLC23,626$707.0K0.01%
Assenagon Asset Management S.A.22,155$663.0K0.00%
PEAK6 Investments LLC18,583$556.0K0.01%
Appian Way Asset Management LP17,900$536.0K0.36%
Bradley Foster & Sargent Inc15,398$461.0K0.01%
Wolverine Trading, LLC18,331$441.0K0.01%
Sargent Investment Group, LLC13,155$394.0K0.09%
Jump Financial, LLC11,776$352.0K0.03%
Gsa Capital Partners LLP11,239$336.0K0.04%
Jane Street Group, LLC10,703$321.0K0.00%
Choate Investment Advisors10,362$310.0K0.02%
ARS Investment Partners, LLC9,489$284.0K0.03%
State Board of Administration of Florida Retirement System9,221$276.0K0.00%
Taylor, Cottrill, Erickson & Associates, Inc.9,000$269.0K0.04%
Voya Investment Management LLC8,651$259.0K0.00%
Parametric Portfolio Associates LLC6,987$209.0K0.00%
Parisi Gray Wealth Management3,516$105.0K0.04%
Cubist Systematic Strategies, LLC2,644$79.0K0.00%
RPg Family Wealth Advisory, LLC1,519$45.4K0.02%
Pinz Capital Management, LP900$27.0K0.01%

Sold out (6)

Institutions that held Aspen Aerogels Inc at the end of Q1 2021 and filed for Q2 2021 without it.

Institutions that sold out of ASPN in Q2 2021
InstitutionShares, Q1 2021Value, Q1 2021
Calamos Advisors LLC124,368$2.53M
Russell Investments Group, Ltd.89,512$1.82M
California Public Employees Retirement System41,582$846.0K
Group One Trading, L.P.8,012$163.0K
Meeder Asset Management Inc4,834$100.0K
IFP Advisors, Inc800$16.0K