Pioneer Acquisition I Corp
PACHW· Nasdaq
PACHWPioneer Acquisition I Corp
Who holds Pioneer Acquisition I Corp, from the managers’ Form 13F reports for the quarter ended Jun 30, 2026.
Form 13F covers managers with $100 million or more. Positions are as of the quarter end and filed up to 45 days later; the latest quarter fills in as reports land.
| Manager | Shares | Change | Value | Of portfolio | Filed |
|---|---|---|---|---|---|
| Westchester Capital Management, LLC | 1.7M | ±0% | $12.9M | 0.6% | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | 1.3M | ±0% | $12.8M | 0.1% | Aug 14, 2026 |
| Magnetar Financial LLC | 1.5M | ±0% | $10.3M | 0.1% | Aug 14, 2026 |
| Linden Advisors LP | 1.4M | ±0% | $10.3M | 0.1% | Aug 14, 2026 |
| AQR Arbitrage LLC | 1.5M | +0.7% | $9.9M | 0.1% | Aug 14, 2026 |
| Two Sigma Investments, LP | 797.5K | ±0% | $8.2M | 0.1% | Aug 14, 2026 |
| Wolverine Asset Management LLC | 885.5K | +10.2% | $8.1M | 0.1% | Aug 10, 2026 |
| Wealthspring Capital LLC | 1.2M | −5.2% | $8M | 1.8% | Jul 15, 2026 |
| MMCAP International Inc. SPC | 1.1M | ±0% | $7.8M | 0.7% | Aug 14, 2026 |
| LMR Partners LLP | 750K | ±0% | $7.7M | 0.1% | Aug 14, 2026 |
| HGC Investment Management Inc. | 743.1K | ±0% | $7.7M | 1.5% | Aug 14, 2026 |
| Radcliffe Capital Management, L.P. | 879.5K | +0.0% | $6.5M | 0.5% | Aug 14, 2026 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 900K | ±0% | $6.2M | 0.1% | Aug 14, 2026 |
| Karpus Management, Inc. | 552K | +10.0% | $5.6M | 0.2% | Aug 14, 2026 |
| Verition Fund Management LLC | 877.3K | ±0% | $5.4M | 0.1% | Aug 14, 2026 |
| Picton Mahoney Asset Management | 750K | ±0% | $5.2M | 0.1% | Aug 13, 2026 |
| Alberta Investment Management Corp | 750K | ±0% | $5.2M | 0.1% | Aug 6, 2026 |
| First Trust Capital Management L.P. | 500K | ±0% | $5.1M | 0.3% | Aug 13, 2026 |
| Toronto Dominion Bank | 883K | −6.3% | $5.1M | 0.1% | Aug 14, 2026 |
| Healthcare of Ontario Pension Plan Trust Fund | 775K | −20.5% | $4.7M | 0.1% | Aug 13, 2026 |
| Mangrove Partners IM, LLC | 450K | ±0% | $4.6M | 0.3% | Aug 14, 2026 |
| OMERS ADMINISTRATION Corp | 660K | ±0% | $4.5M | 0.1% | Aug 13, 2026 |
| Polar Asset Management Partners Inc. | 658.5K | +1.3% | $4.1M | 0.1% | Aug 14, 2026 |
| Aristeia Capital, L.L.C. | 600K | ±0% | $4.1M | 0.1% | Aug 14, 2026 |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 600K | ±0% | $4.1M | 0.1% | Jul 17, 2026 |
| Jain Global LLC | 636.7K | −15.1% | $4M | 0.1% | Aug 14, 2026 |
| Shaolin Capital Management LLC | 965.1K | −12.2% | $4M | 0.2% | Aug 14, 2026 |
| BNP Paribas Financial Markets | 502.7K | ±0% | $3.6M | 0.1% | Aug 13, 2026 |
| Periscope Capital Inc. | 604.7K | ±0% | $3.1M | 0.3% | Aug 11, 2026 |
| Whitebox Advisors LLC | 450K | ±0% | $3.1M | 0.1% | Aug 14, 2026 |
| Millennium Management LLC | 287.7K | +0.0% | $2.9M | 0.1% | Aug 14, 2026 |
| Meteora Capital, LLC | 469.2K | +128.5% | $2.8M | 0.2% | Aug 14, 2026 |
| Rivernorth Capital Management, LLC | 374.6K | ±0% | $2.6M | 0.1% | Aug 14, 2026 |
| Moore Capital Management, LP | 375K | ±0% | $2.6M | 0.1% | Aug 14, 2026 |
| Ghisallo Capital Management LLC | 250K | ±0% | $2.6M | 0.1% | Aug 14, 2026 |
| O'Connor Alternative Investments LLC | 250K | ±0% | $2.6M | 0.2% | Aug 14, 2026 |
| Hudson Bay Capital Management LP | 369K | ±0% | $2.5M | 0.1% | Aug 14, 2026 |
| CSS LLC | 516K | ±0% | $2.2M | 0.1% | Aug 14, 2026 |
| Clear Street Group Inc. | 453.5K | −4.5% | $1.7M | 0.1% | Aug 12, 2026 |
| Lineage Point Capital LP | 240.7K | +52.6% | $1.6M | 0.3% | Aug 14, 2026 |
| Context Capital Management, LLC | 225K | ±0% | $1.6M | 0.1% | Jul 23, 2026 |
| TIG Advisors, LLC | 225K | ±0% | $1.6M | 0.1% | Aug 14, 2026 |
| Berkley W R Corp | 198.7K | −10.9% | $1.5M | 0.1% | Aug 14, 2026 |
| Parallax Volatility Advisers, L.P. | 129.9K | +37.6% | $1.3M | 0.1% | Aug 14, 2026 |
| Sona Asset Management (US) LLC | 111.1K | ±0% | $1.1M | 0.1% | Aug 14, 2026 |
| Boothbay Fund Management, LLC | 105.9K | ±0% | $1.1M | 0.1% | Aug 14, 2026 |
| Dakota Wealth Management | 104.1K | ±0% | $1.1M | 0.1% | Aug 7, 2026 |
| DLD Asset Management, LP | 153.1K | −14.0% | $1.1M | 0.1% | Aug 13, 2026 |
| Governors Lane LP | 150K | ±0% | $1M | 0.1% | Aug 14, 2026 |
| JPMorgan Chase & Co | 100K | ±0% | $1M | 0.1% | Aug 12, 2026 |
| Heights Capital Management, Inc | 100K | −33.3% | $1M | 0.2% | Aug 14, 2026 |
| Gritstone Asset Management LLC | 104K | ±0% | $716.7K | 0.7% | Aug 6, 2026 |
| Logan Stone Capital, LLC | 60.7K | New | $621.3K | 0.1% | Aug 14, 2026 |
| Timelo Investment Management Inc. | 90K | ±0% | $620.3K | 0.2% | Aug 13, 2026 |
| Centiva Capital, LP | 75K | ±0% | $515.9K | 0.1% | Aug 13, 2026 |
| Limestone Investment Advisors LP | 48K | New | $491.2K | 0.1% | Aug 14, 2026 |
| PenderFund Capital Management Ltd. | 38.2K | +151.1% | $389.7K | 0.1% | Aug 17, 2026 |
| Stoic Point Capital Management LLC | 50.7K | ±0% | $349.2K | 0.3% | Aug 14, 2026 |
| Readystate Asset Management LP | 31.5K | ±0% | $325K | 0.1% | Aug 14, 2026 |
| ABC Arbitrage SA | 25K | ±0% | $255.8K | 0.1% | Jul 20, 2026 |
| Yakira Capital Management, Inc. | 24.5K | ±0% | $252.7K | 0.1% | Aug 13, 2026 |
| L1 Global Manager Pty Ltd | 24.4K | ±0% | $249.6K | 0.2% | Aug 13, 2026 |
| Rangeley Capital, LLC | 21.3K | −3.6% | $220.3K | 0.2% | Aug 14, 2026 |
| Arax Advisory Partners | 15.8K | New | $108.5K | 0.1% | Aug 10, 2026 |
| Deltec Asset Management LLC | 10K | ±0% | $102.3K | 0.1% | Jul 21, 2026 |
| Lepercq De Neuflize Asset Management LLC | 266K | ±0% | $57.4K | 0.1% | Aug 13, 2026 |
| Glazer Capital, LLC | 1.4M | ±0% | $12.4K | 0.3% | Aug 17, 2026 |
| Longfellow Investment Management Co LLC | 500 | ±0% | $5.2K | 0.1% | Aug 6, 2026 |
| Endure Capital Management, LLC | 22.4K | ±0% | $4.8K | 0.1% | Aug 13, 2026 |
| Mint Tower Capital Management B.V. | 600K | ±0% | $4.1K | 0.5% | Aug 18, 2026 |
| Syquant Capital SAS | 110K | ±0% | $1.1K | 0.3% | Jul 9, 2026 |
| Morgan Stanley | 49 | −27.9% | $501 | 0% | Aug 13, 2026 |
| Kepos Capital LP | 70.7K | ±0% | $487 | 0.7% | Aug 13, 2026 |
| UBS Group AG | 1.5K | −85.5% | $402 | 0% | Aug 13, 2026 |
| HRT Financial LP | 37.1K | +48.5% | $252 | 0.1% | Aug 14, 2026 |
| Virtu Financial LLC | 10.2K | New | $104 | 0.1% | Aug 13, 2026 |
