KEYY Keystone Acquisition Corp.
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Executive Summary
Martin Payne filed a Form 3 initial statement of beneficial ownership with Keystone Acquisition Corp. (KEY), a blank-check company, reporting 35,000 Class A Ordinary Shares held directly. The filing is a routine insider ownership disclosure with no material financial impact.
Actionable Insight
This is a standard Form 3 filing for a newly appointed insider at a SPAC. No trading signal — monitor for future Form 4 filings or a business combination announcement for material impact.
Key Facts
- Martin Payne filed Form 3 on 2026-06-02, reporting beneficial ownership of 35,000 Class A Ordinary Shares of Keystone Acquisition Corp.
- Payne also holds an undisclosed number of Class B Ordinary Shares (reported as 0 in the filing, but convertible into Class A shares per the S-1).
- The filing includes a Power of Attorney appointing multiple attorneys-in-fact for SEC filing purposes.
- Keystone Acquisition Corp. is a blank-check company (SIC 6770) with no operating business yet.
Financial Impact
No financial data or material event disclosed; the filing is a routine initial ownership statement.
Risk Factors
- No material risks identified from this filing alone.
Documents Analyzed
This report is based on 4 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 3 Filing (Primary) | 0001213900-26-064389 |
| Document: 0001213900-26-064389-index-headers.html | 0001213900-26-064389 |
| Document: 0001213900-26-064389-index.html | 0001213900-26-064389 |
| Document: 0001213900-26-064389.txt | 0001213900-26-064389 |
Filters
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Jun 5, 2026
10d ago
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Press Release
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Jun 3, 2026
11d ago
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424B4
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Jun 3, 2026
12d ago
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EFFECT
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Jun 3, 2026
12d ago
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3
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Jun 3, 2026
12d ago
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3
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Jun 3, 2026
12d ago
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3
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Jun 3, 2026
12d ago
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3
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Jun 2, 2026
12d ago
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Press Release
| — | awaiting T+20 | — | — |
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May 28, 2026
17d ago
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S-1/A
| — | awaiting T+20 | — | — |
US Market Status
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