Latest Period
Q1 2026
Security Snapshot
Pioneer Acquisition I Corp - COMMON-STOCK (PACH) Institutional Ownership
CUSIP: G7117W107
13F Institutional Holders and Ownership History from Q3 2025 to Q1 2026
Institutions Reporting
61
Shares (Excl. Options)
22,290,959
Price
$10.13
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- Type / Class
- Equity / COMMON-STOCK
- Symbol
- PACH on Nasdaq
- Shares outstanding
- 25,307,841
- Price per share
- $10.13
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 22,290,959
- Total reported value
- $226,163,033
- % of total 13F portfolios
- 0%
- Share change
- +508,559
- Value change
- +$5,233,408
- Number of holders
- 61
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- PACH - Pioneer Acquisition I Corp - COMMON-STOCK is tracked under CUSIP G7117W107.
- 61 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 59 to 61 between Q4 2025 and Q1 2026.
- Reported value moved from $218,597,505 to $226,163,033.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 61 institutions filings for Q1 2026.
Security key
G7117W107
Latest holder period
Q1 2026
13F holders
61
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
PACH full holder history
Pioneer Acquisition I Corp SEC filings
Pioneer Acquisition I Corp company facts
Pioneer Acquisition I Corp insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G7117W107:
Significant Owners of Pioneer Acquisition I Corp - COMMON-STOCK (PACH) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BARCLAYS PLC | 5.9% | $14,917,505 | 1,500,755 | Barclays PLC | 30 Sep 2025 | |||
| AQR CAPITAL MANAGEMENT LLC | 3.9% | $9,787,004 | 984,608 | AQR Capital Management, LLC | 30 Sep 2025 |
As of 31 Mar 2026, 61 institutional investors reported holding 22,290,959 shares of Pioneer Acquisition I Corp - COMMON-STOCK (PACH). This represents 88% of the company’s total 25,307,841 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of Pioneer Acquisition I Corp - COMMON-STOCK (PACH) together control 68% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Westchester Capital Management, LLC | 5% | 1,258,612 | +208% | 0.62% | $12,787,497 |
| D. E. Shaw & Co., Inc. | 4.9% | 1,252,350 | 0% | 0.01% | $12,723,876 |
| GLAZER CAPITAL, LLC | 4.8% | 1,210,643 | +15% | 0.26% | $12,264,000 |
| Magnetar Financial LLC | 4% | 1,000,000 | 0% | 0.1% | $10,190,000 |
| Linden Advisors LP | 4% | 1,000,000 | 0% | 0.06% | $10,160,000 |
| AQR Arbitrage LLC | 3.7% | 948,381 | -3.7% | 0.16% | $9,635,551 |
| Wealthspring Capital LLC | 3.3% | 841,508 | -1% | 2% | $8,524,476 |
| TWO SIGMA INVESTMENTS, LP | 3.2% | 797,500 | 0% | 0.01% | $8,078,675 |
| MMCAP International Inc. SPC | 3% | 750,000 | 0% | 0.66% | $7,597,500 |
| WOLVERINE ASSET MANAGEMENT LLC | 2.8% | 702,778 | +37% | 0.11% | $7,140,224 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 2.6% | 650,000 | 0% | 0.01% | $6,604,000 |
| Radcliffe Capital Management, L.P. | 2.5% | 629,247 | 0% | 0.48% | $6,383,711 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 2.4% | 600,000 | 0% | 0.1% | $6,078,000 |
| Verition Fund Management LLC | 2.1% | 525,558 | -3.4% | 0.05% | $5,339,669 |
| Karpus Management, Inc. | 2% | 501,988 | +4.3% | 0.16% | $5,085,138 |
| PICTON MAHONEY ASSET MANAGEMENT | 2% | 500,000 | 0% | 0.05% | $5,065,000 |
| Alberta Investment Management Corp | 2% | 500,000 | 0% | 0.03% | $5,080,000 |
| Shaolin Capital Management LLC | 2% | 500,000 | 0% | 0.42% | $5,065,000 |
| First Trust Capital Management L.P. | 2% | 500,000 | 0% | 0.27% | $5,065,000 |
| Jain Global LLC | 2% | 499,979 | -0% | 0.06% | $5,079,787 |
| MANGROVE PARTNERS IM, LLC | 1.8% | 450,000 | 0% | 0.37% | $4,558,500 |
| OMERS ADMINISTRATION Corp | 1.7% | 440,000 | 0% | 0.03% | $4,470,400 |
| Mint Tower Capital Management B.V. | 1.6% | 400,000 | 0% | 0.38% | $4,052,000 |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | 1.6% | 400,000 | 0% | 0.02% | $4,058,000 |
| ARISTEIA CAPITAL, L.L.C. | 1.6% | 400,000 | 0% | 0.09% | $4,052,000 |