Stock Ownership/PIONEER ACQUISITION I CORP

PIONEER ACQUISITION I CORP: Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in PIONEER ACQUISITION I CORP. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
8
13F filers
Aggregate Value
$45.9M
Across holders
Last Price
—
EOD close
Sector
—
GICS
Institutional Holders of PIONEER ACQUISITION I CORP
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8 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
SHAW D E & CO INC
CIK 0001009207
Hedge Fund1.25M$12.8M27.9%0.0%Unchanged+$0Q2 2026
Magnetar Financial LLC
CIK 0001352851
Hedge Fund1.00M$10.2M22.3%0.1%Unchanged+$0Q2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund798K$8.2M17.8%0.0%Unchanged+$0Q2 2026
Verition Fund Management LLC
CIK 0001454027
Hedge Fund526K$5.4M11.7%0.0%Unchanged+$0Q2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund288K$2.9M6.4%0.0%Added+$10Q2 2026
MOORE CAPITAL MANAGEMENT, LP
CIK 0001448574
Hedge Fund250K$2.6M5.6%0.0%Unchanged+$0Q2 2026
Hudson Bay Capital Management LP
CIK 0001393825
Hedge Fund246K$2.5M5.5%0.0%Unchanged+$0Q2 2026
Parallax Volatility Advisers, L.P.
CIK 0001521001
Hedge Fund130K$1.3M2.9%0.0%Added+$363KQ2 2026
SHAW D E & CO INCUnchanged
Hedge Fund
$12.8M· 27.9% of total· 0.0% port· 1.25M sh· +$0 QoQ· Q2 2026
Magnetar Financial LLCUnchanged
Hedge Fund
$10.2M· 22.3% of total· 0.1% port· 1.00M sh· +$0 QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPUnchanged
Hedge Fund
$8.2M· 17.8% of total· 0.0% port· 798K sh· +$0 QoQ· Q2 2026
Verition Fund Management LLCUnchanged
Hedge Fund
$5.4M· 11.7% of total· 0.0% port· 526K sh· +$0 QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$2.9M· 6.4% of total· 0.0% port· 288K sh· +$10 QoQ· Q2 2026
MOORE CAPITAL MANAGEMENT, LPUnchanged
Hedge Fund
$2.6M· 5.6% of total· 0.0% port· 250K sh· +$0 QoQ· Q2 2026
Hudson Bay Capital Management LPUnchanged
Hedge Fund
$2.5M· 5.5% of total· 0.0% port· 246K sh· +$0 QoQ· Q2 2026
Parallax Volatility Advisers, L.P.Added
Hedge Fund
$1.3M· 2.9% of total· 0.0% port· 130K sh· +$363K QoQ· Q2 2026
← Stock ownership