12 institutions reported holding $22.8M of PIONEER ACQUISITION I CORP (PACHU) in SEC 13F filings for 2026-06-30. Largest institutional holders: LMR Partners LLP ($7.7M), HGC Investment Management Inc. ($7.7M), TORONTO DOMINION BANK ($3.7M), SYQUANT CAPITAL SAS ($1.1M), JPMORGAN CHASE & CO ($1.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | LMR Partners LLP | $7.7M | 750,000 | Hold |
| 2 | HGC Investment Management Inc. | $7.7M | 743,077 | Hold |
| 3 | TORONTO DOMINION BANK | $3.7M | 362,400 | Trimmed |
| 4 | SYQUANT CAPITAL SAS | $1.1M | 110,000 | Hold |
| 5 | JPMORGAN CHASE & CO | $1.0M | 100,000 | Hold |
| 6 | Lineage Point Capital LP | $526,219 | 50,867 | Hold |
| 7 | READYSTATE ASSET MANAGEMENT LP | $324,997 | 31,492 | Hold |
| 8 | Yakira Capital Management, Inc. | $252,685 | 24,485 | Hold |
| 9 | Rangeley Capital, LLC | $220,280 | 21,345 | Trimmed |
| 10 | Clear Street Group Inc. | $202,148 | 19,588 | Added |
| 11 | LONGFELLOW INVESTMENT MANAGEMENT CO LLC | $5,160 | 500 | Hold |
| 12 | HRT FINANCIAL LP | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30