Pioneer Acquisition I Corp
PACH- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002040381
No open-market purchases or sales by Pioneer Acquisition I Corp insiders were filed in the last 90 days; 67 institutions reported holding it in 13F filings for Q2 2026, worth $230.1M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Pioneer Acquisition I Corp as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 44
- +44 vs. Q2 2025
- Shares held
- 17.5M
- +17.5M vs. Q2 2025
- Total value
- $174.3M
- +$174.3M vs. Q2 2025
- New holders
- 44
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PACH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 67 | $230.1M |
| Q1 2026 | 61 | $226.2M |
| Q4 2025 | 59 | $218.6M |
| Q3 2025 | 44 | $174.3M |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Pioneer Acquisition I Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Glazer Capital, LLC | 1,050,650 | $10.4M | 0.35% | +1,050,650 | New |
| Linden Advisors LP | 1,000,000 | $9.94M | 0.07% | +1,000,000 | New |
| CNH Partners LLC | 984,608 | $9.79M | 0.25% | +984,608 | New |
| Wealthspring Capital LLC | 883,286 | $8.78M | 2.09% | +883,286 | New |
| Two Sigma Investments, LP | 797,500 | $7.93M | 0.01% | +797,500 | New |
| Clear Street Group Inc. | 723,060 | $7.20M | 0.04% | +723,060 | New |
| Shaolin Capital Management LLC | 700,000 | $6.97M | 0.33% | +700,000 | New |
| D. E. Shaw & Co., Inc. | 691,682 | $6.88M | 0.01% | +691,682 | New |
| Wolverine Asset Management LLC | 677,208 | $6.73M | 0.10% | +677,208 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 650,000 | $6.46M | 0.01% | +650,000 | New |
| Tenor Capital Management Co., L.P. | 600,000 | $5.98M | 0.08% | +600,000 | New |
| Radcliffe Capital Management, L.P. | 592,475 | $5.90M | 0.37% | +592,475 | New |
| Verition Fund Management LLC | 550,000 | $5.47M | 0.03% | +550,000 | New |
| Polar Asset Management Partners Inc. | 500,000 | $4.98M | 0.10% | +500,000 | New |
| Vivaldi Asset Management, LLC | 500,000 | $4.98M | 0.32% | +500,000 | New |
| Picton Mahoney Asset Management | 500,000 | $4.97M | 0.06% | +500,000 | New |
| Periscope Capital Inc. | 475,000 | $4.73M | 1.15% | +475,000 | New |
| Mangrove Partners | 450,000 | $4.48M | 0.37% | +450,000 | New |
| Aristeia Capital LLC | 400,000 | $3.98M | 0.12% | +400,000 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 400,000 | $3.98M | 0.02% | +400,000 | New |
| Toronto Dominion Bank | 368,629 | $3.67M | 0.01% | +368,629 | New |
| BNP Paribas Arbitrage, SA | 308,414 | $3.07M | 0.00% | +308,414 | New |
| Whitebox Advisors LLC | 300,000 | $2.99M | 0.06% | +300,000 | New |
| Mizuho Securities USA LLC | 301,302 | $2.99M | 0.06% | +301,302 | New |
| Millennium Management LLC | 285,001 | $2.84M | 0.00% | +285,001 | New |
| Virtu Financial LLC | 261,126 | $2.60M | 0.14% | +261,126 | New |
| Moore Capital Management, LP | 250,000 | $2.49M | 0.05% | +250,000 | New |
| UBS Oconnor LLC | 250,000 | $2.48M | 0.07% | +250,000 | New |
| Ghisallo Capital Management LLC | 250,000 | $2.48M | 0.08% | +250,000 | New |
| Hudson Bay Capital Management LP | 246,000 | $2.45M | 0.01% | +246,000 | New |
| CSS LLC | 212,388 | $2.12M | 0.13% | +212,388 | New |
| Rivernorth Capital Management, LLC | 183,093 | $1.82M | 0.10% | +183,093 | New |
| Karpus Management, Inc. | 160,000 | $1.59M | 0.05% | +160,000 | New |
| StoneX Group Inc. | 155,000 | $1.54M | 0.07% | +155,000 | New |
| Context Capital Management, LLC | 150,000 | $1.49M | 0.05% | +150,000 | New |
| Berkley W R Corp | 148,726 | $1.48M | 0.10% | +148,726 | New |
| Dakota Wealth Management | 109,000 | $1.08M | 0.02% | +109,000 | New |
| Governors Lane LP | 100,000 | $995.0K | 0.14% | +100,000 | New |
| Atw Spac Management LLC | 83,391 | $830.6K | 1.05% | +83,391 | New |
| Boothbay Fund Management, LLC | 83,391 | $829.7K | 0.02% | +83,391 | New |
| Gritstone Asset Management LLC | 69,324 | $690.5K | 0.71% | +69,324 | New |
| Westchester Capital Management, LLC | 64,612 | $642.2K | 0.03% | +64,612 | New |
| Centiva Capital, LP | 50,000 | $497.0K | 0.05% | +50,000 | New |
| Deltec Asset Management LLC | 10,000 | $99.4K | 0.02% | +10,000 | New |