Pioneer Acquisition IPACHU
13F holders, Q4 2025 (December 31)15holders −14
0new positions
3sold out
$10.20avg. 13F price*
At the end of Q4 2025, 15 institutions reported holding Pioneer Acquisition I Corp. (PACHU) in their 13F filings, down 14 from Q3 2025. 0 opened new positions and 3 sold out. The largest holders were Westchester Capital Management, LLC ($8.6M), LMR Partners LLP ($7.7M) and HGC Investment Management Inc. ($7.6M).
- Company
- Pioneer Acquisition I Corp.
- CUSIP
- G7117W123
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 0 | $0 |
| Exits | 3 | $3.2M |
All 13F filers, Q3 2025 → Q4 2025: 13,927 shares bought and 329,348 shares sold, net −315,421 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 15 holders
| Westchester Capital Management, LLC | 0.41% | No change | 850,000 | $8.6M |
| LMR Partners LLP | 0.10% | No change | 750,000 | $7.7M |
| HGC Investment Management Inc. | 1.62% | No change | 743,077 | $7.6M |
| Toronto Dominion Bank | 0.01% | No change | 362,700 | $3.7M |
| Syquant Capital Sas | 0.14% | No change | 110,000 | $1.1M |
| JPMorgan Chase & Co. | 0.00% | No change | 100,000 | $1.0M |
| Timelo Investment Management Inc. | 0.65% | No change | 60,000 | $613K |
| Lineage Point Capital LP | 0.20% | — | 50,867 | $521K |
| Readystate Asset Management LP | 0.02% | No change | 31,492 | $322K |
| Yakira Capital Management, Inc. | 0.09% | No change | 25,000 | $256K |
| HRT Financial LP | 0.00% | Reduce -24.6% | 25,000 | $255K |
| Rangeley Capital, LLC | 0.20% | Reduce -0.1% | 22,145 | $226K |
| Clear Street Group Inc. | 0.00% | Add +5977.3% | 14,160 | $145K |
| Longfellow Investment Management Co. LLC | 0.00% | No change | 500 | $5K |
| UBS Group AG | 0.00% | Reduce -98.2% | 10 | $102 |
"% of holder's portfolio" is PACHU's weight in each manager's 13F, not the share of Pioneer Acquisition I Corp. the manager owns.