Who owns Pioneer Acquisition I Corp?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of PACHU from SEC Form 13F filings across 11 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 11 institutions disclosed 2.2M shares of Pioneer Acquisition I Corp worth $22.8M — about 8.8% of shares outstanding; the largest disclosed holder is LMR Partners LLP. Source: SEC Form 13F filings, parsed by EvidInvest.
11
13F holders
$22.8M
value, 2026 filers
8.8%
of shares outstanding (2.2M sh)
0
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of PACHU's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | LMR Partners LLP | 750,000 | $7.7M | 0.0% | 3% | 0.0% |
| 2 | HGC Investment Management Inc. | 743,077 | $7.7M | 1.5% | 2.9% | 0.0% |
| 3 | TORONTO DOMINION BANK | 362,400 | $3.7M | 0.0% | 1.4% | -0.1% |
| 4 | SYQUANT CAPITAL SAS | 110,000 | $1.1M | 0.3% | 0.4% | 0.0% |
| 5 | JPMORGAN CHASE & CO | 100,000 | $1.0M | 0.0% | 0.4% | 0.0% |
| 6 | Lineage Point Capital LP | 50,867 | $526,219 | 0.1% | 0.2% | 0.0% |
| 7 | READYSTATE ASSET MANAGEMENT LP | 31,492 | $324,997 | 0.0% | 0.1% | 0.0% |
| 8 | Yakira Capital Management, Inc. | 24,485 | $252,685 | 0.1% | 0.1% | 0.0% |
| 9 | Rangeley Capital, LLC | 21,345 | $220,280 | 0.2% | 0.1% | -3.6% |
| 10 | Clear Street Group Inc. | 19,588 | $202,148 | 0.0% | 0.1% | +19.0% |
| 11 | LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 500 | $5,160 | 0.0% | 0% | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.