Aspen Aerogels, Inc.

$ASPN
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Institutional coverage

171 13F filers hold $ASPN.

13F holders
171
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

4 holders · Q1 2026

$ASPN is held by 4 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.00%, with an average of 0.00% of portfolio. Largest holder: Choate Investment Advisors at 0.00%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

01
Choate Investment Advisors
0.00% held
α +13.8pts
02
Level Financial Advisors
0.00% held
α +30.9pts
03
Citigroup Inc.
0.00% held
α +26.3pts
04
Nisa Investment Advisors, LLC
0.00% held
α +16.6pts

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 171 · Source: 13F-HR
01
Treynor Bancshares, Inc.
4.38% of portfolio
24,560,852 sh
02
Bahl & Gaynor Inc.
—
6,817,311 sh
03
National Mutual Insurance Federation of Agricultural Cooperatives
1.32% of portfolio
5,168,674 sh
04
Platinum Investment Management Ltd.
1.23% of portfolio
3,167,322 sh
05
State Street
—
2,501,469 sh
06
Marshall & Sullivan Inc.
0.02% of portfolio
2,437,558 sh
07
Axa S.a.
—
2,320,727 sh
08
Sanofi
1.47% of portfolio
1,861,851 sh
09
Shepherd Kaplan Krochuk, LLC
0.30% of portfolio
1,552,628 sh
10
Evergreen Capital Management LLC
—
1,404,675 sh
See all 171 13F holders · Pro →

Insider activity · last 90 days

No insider activity

No Form 4 filings on record for $ASPN in the recent window.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $ASPN in the recent window.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 13:08 UTC.