ASPEN AEROGELS INC (ASPN): Institutional Ownership
Hedge funds and institutional managers reporting a position in ASPN · Energy. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
19
13F filers
Aggregate Value
$10.1M
Across holders
Last Price
$5.63
2026-06-26
Sector
Energy
GICS
Holder activity12 new3 added4 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 247K | $1.7M | 17.0% | 0.0% | Reduced | $-3.0M | Q3 2025 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 496K | $1.7M | 16.7% | 0.0% | Added | +$1.7M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 441K | $1.5M | 14.9% | 0.0% | Reduced | $-1.1M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 126K | $879K | 8.7% | 0.0% | New | — | Q3 2025 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 64K | $757K | 7.5% | 0.0% | New | — | Q4 2022 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 151K | $517K | 5.1% | 0.0% | Added | +$246K | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 150K | $511K | 5.0% | 0.0% | Reduced | $-87K | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 149K | $511K | 5.0% | 0.0% | New | — | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 143K | $490K | 4.8% | 0.0% | New | — | Q1 2026 |
| Bridgewater Advisors Inc. CIK 0001600319 | Hedge Fund | 82K | $445K | 4.4% | 0.0% | New | — | Q1 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 97K | $332K | 3.3% | 0.0% | Added | +$332K | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 97K | $274K | 2.7% | 0.0% | New | — | Q4 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 65K | $185K | 1.8% | 0.0% | New | — | Q4 2025 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 14K | $95K | 0.9% | 0.0% | New | — | Q3 2025 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 10K | $62K | 0.6% | 0.0% | New | — | Q2 2025 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 20K | $58K | 0.6% | 0.0% | New | — | Q4 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 13K | $45K | 0.4% | 0.0% | Reduced | $-685K | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 12K | $40K | 0.4% | 0.0% | New | — | Q1 2026 |
| First Eagle Investment Management, LLC CIK 0001325447 | Institutional Manager | 2K | $6K | 0.1% | 0.0% | New | — | Q4 2025 |
Reduced
Hedge Fund
$1.7M· 17.0% of total· 0.0% port· 247K sh· $-3.0M QoQ· Q3 2025
Added
Hedge Fund
$1.7M· 16.7% of total· 0.0% port· 496K sh· +$1.7M QoQ· Q1 2026
Reduced
Hedge Fund
$1.5M· 14.9% of total· 0.0% port· 441K sh· $-1.1M QoQ· Q1 2026
New
Hedge Fund
$879K· 8.7% of total· 0.0% port· 126K sh· — QoQ· Q3 2025
New
Hedge Fund
$757K· 7.5% of total· 0.0% port· 64K sh· — QoQ· Q4 2022
Added
Hedge Fund
$517K· 5.1% of total· 0.0% port· 151K sh· +$246K QoQ· Q1 2026
Reduced
Hedge Fund
$511K· 5.0% of total· 0.0% port· 150K sh· $-87K QoQ· Q1 2026
New
Hedge Fund
$511K· 5.0% of total· 0.0% port· 149K sh· — QoQ· Q1 2026
New
Hedge Fund
$490K· 4.8% of total· 0.0% port· 143K sh· — QoQ· Q1 2026
New
Hedge Fund
$445K· 4.4% of total· 0.0% port· 82K sh· — QoQ· Q1 2025
Added
Hedge Fund
$332K· 3.3% of total· 0.0% port· 97K sh· +$332K QoQ· Q1 2026
New
Hedge Fund
$274K· 2.7% of total· 0.0% port· 97K sh· — QoQ· Q4 2025
New
Hedge Fund
$185K· 1.8% of total· 0.0% port· 65K sh· — QoQ· Q4 2025
New
Hedge Fund
$95K· 0.9% of total· 0.0% port· 14K sh· — QoQ· Q3 2025
New
Hedge Fund
$62K· 0.6% of total· 0.0% port· 10K sh· — QoQ· Q2 2025
New
Hedge Fund
$58K· 0.6% of total· 0.0% port· 20K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$45K· 0.4% of total· 0.0% port· 13K sh· $-685K QoQ· Q1 2026
New
Hedge Fund
$40K· 0.4% of total· 0.0% port· 12K sh· — QoQ· Q1 2026
New
Institutional Manager
$6K· 0.1% of total· 0.0% port· 2K sh· — QoQ· Q4 2025