ASP ISOTOPES INC (ASPI): Ownership & Insider Activity
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
10
13F filers
Aggregate Value
$16.2M
Across holders
Last Price
$3.89
2026-08-24
Sector
Materials
GICS
Quarterly fund activity6 increased4 reduced2 exited
Full exits: Verition Fund Management LLC, TUDOR INVESTMENT CORP ET AL
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 836K | $5.2M | 32.2% | 0.0% | Added | — | Q2 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 828K | $5.2M | 31.9% | 0.0% | Added | — | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 358K | $2.2M | 13.8% | 0.0% | Reduced | $-6.2M | Q2 2026 |
| Saba Capital Management, L.P. CIK 0001510281 | Hedge Fund | 261K | $1.6M | 10.1% | 0.0% | Reduced | $-598K | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 124K | $771K | 4.8% | 0.0% | Added | +$332K | Q2 2026 |
| Point72 Asset Management, L.P. CIK 0001603466 | Hedge Fund | 120K | $747K | 4.6% | 0.0% | Added | +$473K | Q2 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 40K | $246K | 1.5% | 0.0% | Added | +$138K | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 14K | $85K | 0.5% | 0.0% | Reduced | $-507K | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 12K | $72K | 0.4% | 0.0% | Reduced | $-404K | Q2 2026 |
| Rockefeller Capital Management L.P. CIK 0001739439 | Hedge Fund | 6K | $39K | 0.2% | 0.0% | Added | $-12K | Q2 2026 |
Added
Hedge Fund
$5.2M· 32.2% of total· 0.0% port· 836K sh· — QoQ· Q2 2026
Added
Hedge Fund
$5.2M· 31.9% of total· 0.0% port· 828K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$2.2M· 13.8% of total· 0.0% port· 358K sh· $-6.2M QoQ· Q2 2026
Reduced
Hedge Fund
$1.6M· 10.1% of total· 0.0% port· 261K sh· $-598K QoQ· Q2 2026
Added
Hedge Fund
$771K· 4.8% of total· 0.0% port· 124K sh· +$332K QoQ· Q2 2026
Added
Hedge Fund
$747K· 4.6% of total· 0.0% port· 120K sh· +$473K QoQ· Q2 2026
Added
Hedge Fund
$246K· 1.5% of total· 0.0% port· 40K sh· +$138K QoQ· Q2 2026
Reduced
Hedge Fund
$85K· 0.5% of total· 0.0% port· 14K sh· $-507K QoQ· Q2 2026
Reduced
Hedge Fund
$72K· 0.4% of total· 0.0% port· 12K sh· $-404K QoQ· Q2 2026
Added
Hedge Fund
$39K· 0.2% of total· 0.0% port· 6K sh· $-12K QoQ· Q2 2026
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