Stock Ownership/QUANTUMSPHERE ACQUISITION CO

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
$55K
Across holders
Last Price
EOD close
Sector
GICS
Institutional Holders of QUANTUMSPHERE ACQUISITION CO
3 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
Hudson Bay Capital Management LP
CIK 0001393825
Hedge Fund150K$26K46.0%0.0%Unchanged+$0Q2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund125K$21K38.3%0.0%Unchanged+$0Q2 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund54K$9K15.7%0.0%Reduced$-48Q2 2026