ASP ISOTOPES INC (ASPI): Institutional Ownership
Hedge funds and institutional managers reporting a position in ASPI · Materials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
12
13F filers
Aggregate Value
$10.1M
Across holders
Last Price
$6.17
2026-06-26
Sector
Materials
GICS
Holder activity4 new2 added6 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 415K | $2.2M | 21.9% | 0.0% | New | — | Q4 2025 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 201K | $1.9M | 19.1% | 0.0% | New | — | Q3 2025 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 356K | $1.9M | 18.8% | 0.0% | Added | +$102K | Q4 2025 |
| Saba Capital Management, L.P. CIK 0001510281 | Hedge Fund | 358K | $1.6M | 15.6% | 0.0% | Added | +$6K | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 161K | $712K | 7.0% | 0.0% | Reduced | $-1.4M | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 90K | $484K | 4.8% | 0.0% | New | — | Q4 2025 |
| MOORE CAPITAL MANAGEMENT, LP CIK 0001448574 | Hedge Fund | 80K | $428K | 4.2% | 0.0% | New | — | Q4 2025 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 91K | $401K | 4.0% | 0.0% | Reduced | $-2.4M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 77K | $338K | 3.3% | 0.0% | Reduced | $-11K | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 17K | $77K | 0.8% | 0.0% | Reduced | $-241K | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 12K | $52K | 0.5% | 0.0% | Reduced | $-778K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 38 | $168 | 0.0% | 0.0% | Reduced | $-129K | Q1 2026 |
New
Hedge Fund
$2.2M· 21.9% of total· 0.0% port· 415K sh· — QoQ· Q4 2025
New
Hedge Fund
$1.9M· 19.1% of total· 0.0% port· 201K sh· — QoQ· Q3 2025
Added
Hedge Fund
$1.9M· 18.8% of total· 0.0% port· 356K sh· +$102K QoQ· Q4 2025
Added
Hedge Fund
$1.6M· 15.6% of total· 0.0% port· 358K sh· +$6K QoQ· Q1 2026
Reduced
Hedge Fund
$712K· 7.0% of total· 0.0% port· 161K sh· $-1.4M QoQ· Q1 2026
New
Hedge Fund
$484K· 4.8% of total· 0.0% port· 90K sh· — QoQ· Q4 2025
New
Hedge Fund
$428K· 4.2% of total· 0.0% port· 80K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$401K· 4.0% of total· 0.0% port· 91K sh· $-2.4M QoQ· Q1 2026
Reduced
Hedge Fund
$338K· 3.3% of total· 0.0% port· 77K sh· $-11K QoQ· Q1 2026
Reduced
Hedge Fund
$77K· 0.8% of total· 0.0% port· 17K sh· $-241K QoQ· Q1 2026
Reduced
Hedge Fund
$52K· 0.5% of total· 0.0% port· 12K sh· $-778K QoQ· Q1 2026
Reduced
Hedge Fund
$168· 0.0% of total· 0.0% port· 38 sh· $-129K QoQ· Q1 2026