Pioneer Acquisition I Corp
PACH
61 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.
100% more first-time investments, than exits
New positions opened: 6 | Existing positions closed: 3
14.86% more ownership
Funds ownership: 85.94% → 100.8% (+15%)
3% more funds holding
Funds holding: 59 → 61 (+2)
3% more capital invested
Capital invested by funds: $219M → $226M (+$7.57M)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
20% less repeat investments, than reductions
Existing positions increased: 8 | Existing positions reduced: 10
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WCMNY
Westchester Capital Management (New York)
Valhalla,
New York
|
+$8.59M |
| 2 |
WAM
Wolverine Asset Management
Chicago,
Illinois
|
+$1.92M |
| 3 |
GCL
Glazer Capital LLC
New York
|
+$1.62M |
| 4 |
SAMU
SONA Asset Management (US)
New York
|
+$1.12M |
| 5 |
Parallax Volatility Advisers
San Francisco,
California
|
+$955K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MC
Meteora Capital
Boca Raton,
Florida
|
-$5.53M |
| 2 |
CS
Clear Street
New York
|
-$1.71M |
| 3 |
PC
Periscope Capital
Toronto,
Ontario, Canada
|
-$1.01M |
| 4 |
PAMP
Polar Asset Management Partners
Toronto,
Ontario, Canada
|
-$1.01M |
| 5 |
MSU
Mizuho Securities USA
New York
|
-$514K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
TIM
51
Timelo Investment Management
Aurora,
Ontario, Canada
| $608K | +$607K | +60,000 | New |
|
|
CC
52
Centiva Capital
New York
| $508K | – | – | – |
|
|
KC
53
Kepos Capital
New York
| $478K | +$476K | +47,100 | New |
|
|
SPCM
54
Stoic Point Capital Management
Palo Alto,
California
| $342K | – | – | – |
|
|
AA
55
ABC Arbitrage
Paris,
France
| $253K | – | – | – |
|
|
LGM
56
L1 Global Manager
Melbourne,
| $247K | – | – | – |
|
|
PCM
57
PenderFund Capital Management
Vancouver,
British Columbia, Canada
| $154K | -$22.2K | -2,200 | -13% |
|
|
DAM
58
Deltec Asset Management
New York
| $101K | – | – | – |
|
59
UBS Group
Zurich,
Switzerland
| $91.8K | +$91.6K | +9,060 | New |
|
|
FIA
60
FNY Investment Advisers
New York
| $10K | – | – | – |
|
61
Morgan Stanley
New York
| $689 | +$10 | +1 | +1% |
|
|
MC
62
Meteora Capital
Boca Raton,
Florida
| – | -$5.53M | -549,969 | Closed |
|
|
MSU
63
Mizuho Securities USA
New York
| – | -$514K | -50,924 | Closed |
|
|
VF
64
Virtu Financial
New York
| – | -$344K | -34,201 | Closed |
|
PACH Hedge Fund Activity: Q1 2026 in Review
61 of the 8,169 institutional investors tracked by Wall St. Rank reported a position in Pioneer Acquisition I Corp (PACH) for Q1 2026, worth a combined $226M — up 3.5% from $219M a quarter earlier.
Buyers outnumbered sellers: 6 funds opened new PACH positions and 3 closed out — a net gain of 3 holders — while 8 added to existing stakes and 10 trimmed.
The largest buyer was Westchester Capital Management (New York), adding an estimated $8.59M. The largest seller was Meteora Capital, exiting entirely with an estimated $5.53M sold.
- 61 institutional investors held Pioneer Acquisition I Corp (PACH) as of Q1 2026, up from 59 in Q4 2025.
- Funds reported $226M of Pioneer Acquisition I Corp stock for Q1 2026, up 3.5% quarter-over-quarter.
- 6 funds opened new Pioneer Acquisition I Corp positions in Q1 2026 and 3 closed out, a net change of +3 holders.
- The largest Pioneer Acquisition I Corp buyer in Q1 2026 was Westchester Capital Management (New York), an estimated $8.59M added.
- The largest Pioneer Acquisition I Corp seller in Q1 2026 was Meteora Capital, an estimated $5.53M sold.
Based on aggregated 13F filings for Q1 2026.