This filing is a procedural step forward in the de-SPAC process for WISeSat. Monitor for public filing of the F-4 registration statement and CAC shareholder meeting date for key catalysts. No financial terms were disclosed, so valuation impact remains unclear.
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Executive Summary
WISeKey and its subsidiary WISeSat.Space Corp. announced the confidential submission of an amended draft registration statement on Form F-4 with the SEC on May 29, 2026, relating to the previously announced business combination with SPAC Columbus Acquisition Corp (Nasdaq: COLA). The combined company is expected to trade on Nasdaq under the ticker 'WSAT'. This is a procedural milestone in the de-SPAC process, but the transaction remains subject to SEC review, CAC shareholder approval, and other closing conditions.
Key Facts
- Confidential submission of amended draft F-4 registration statement filed May 29, 2026, announced June 4, 2026.
- Relates to proposed business combination with SPAC Columbus Acquisition Corp (COLA) per definitive agreement dated November 9, 2025.
- Combined company expected to trade on Nasdaq under ticker 'WSAT'.
- Transaction remains subject to SEC effectiveness, CAC shareholder approval, and Nasdaq listing approval.
- Maxim Group LLC is exclusive financial advisor to WISeKey; Ellenoff Grossman & Schole LLP and Loeb & Loeb LLP are legal advisors.
Financial Impact
No financial terms or deal values disclosed in this filing.
Risk Factors
- Transaction may not close if SEC does not declare registration statement effective, CAC shareholders do not approve, or other conditions are not met.
- No financial terms disclosed — valuation and dilution impact unknown.
- SPAC market conditions and regulatory scrutiny could delay or prevent completion.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 5 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 6-K Filing (Primary) | 0001213900-26-065521 |
| Document: ea029371302-6k_wisekey.htm | 0001213900-26-065521 |
| Document: 0001213900-26-065521-index-headers.html | 0001213900-26-065521 |
| Document: 0001213900-26-065521-index.html | 0001213900-26-065521 |
| Document: 0001213900-26-065521.txt | 0001213900-26-065521 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 27, 2026 today | 6-K | — | awaiting T+60 | — | — |
Oct 22, 2026 5d ago | 6-K | — | awaiting T+60 | — | — |
Oct 16, 2026 11d ago | 6-K | $5.88 | awaiting T+60 | — | — |
Oct 14, 2026 13d ago | 6-K | $5.88 | awaiting T+60 | — | — |
Oct 9, 2026 18d ago | 3 | — | awaiting T+60 | — | — |
Oct 9, 2026 18d ago | 3 | — | awaiting T+60 | — | — |
Oct 9, 2026 18d ago | 3 | — | awaiting T+60 | — | — |
Oct 9, 2026 18d ago | 3 | — | awaiting T+60 | — | — |
Oct 9, 2026 18d ago | 3 | — | awaiting T+60 | — | — |
Oct 9, 2026 18d ago | 3 | — | awaiting T+60 | — | — |
US Market Status
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