PACH

Pioneer Acquisition I Corp

60 hedge funds and large institutions have $226M invested in Pioneer Acquisition I Corp in 2026 Q1 according to their latest regulatory filings, with 6 funds opening new positions, 8 increasing their positions, 10 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

more funds holding

Funds holding:

more capital invested

Capital invested by funds: $ → $

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

20% less repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 10

Holders
60
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
WCMNY
1
Westchester Capital Management (New York)
New York
$12.8M
D.E. Shaw & Co
2
D.E. Shaw & Co
New York
$12.7M
GCL
3
Glazer Capital LLC
New York
$12.3M
MF
4
Magnetar Financial
Illinois
$10.2M
LA
5
Linden Advisors
New York
$10.2M
AA
6
AQR Arbitrage
Connecticut
$9.64M
WC
7
Wealthspring Capital
New York
$8.52M
Two Sigma Investments
8
Two Sigma Investments
New York
$8.08M
MI
9
MMCAP International
Cayman Islands
$7.6M
WAM
10
Wolverine Asset Management
Illinois
$7.14M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
11
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$6.6M
RCM
12
Radcliffe Capital Management
Pennsylvania
$6.38M
TCM
13
Tenor Capital Management
New York
$6.08M
Verition Fund Management
14
Verition Fund Management
Connecticut
$5.34M
KIM
15
Karpus Investment Management
New York
$5.09M
AIMCA
16
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$5.08M
JG
17
Jain Global
New York
$5.08M
SCM
18
Shaolin Capital Management
Florida
$5.07M
FTCM
19
First Trust Capital Management
Illinois
$5.07M
PMAM
20
Picton Mahoney Asset Management
Ontario, Canada
$5.07M
MP
21
Mangrove Partners
Connecticut
$4.56M
OAC
22
OMERS Administration Corp
Ontario, Canada
$4.47M
COPPSERS
23
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$4.06M
PAMP
24
Polar Asset Management Partners
Ontario, Canada
$4.05M
AC
25
Aristeia Capital
Connecticut
$4.05M