QUANTUMSPHERE ACQUISITION CO: Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in QUANTUMSPHERE ACQUISITION CO. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
3
13F filers
Aggregate Value
$7.2M
Across holders
Last Price
—
EOD close
Sector
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GICS
Quarterly fund activity0 increased0 reduced1 exited
Full exits: TWO SIGMA INVESTMENTS, LP
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 410K | $4.2M | 58.6% | 0.0% | Unchanged | +$0 | Q2 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 235K | $2.4M | 33.6% | 0.0% | Unchanged | +$0 | Q2 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 55K | $562K | 7.9% | 0.0% | Unchanged | +$0 | Q2 2026 |