---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-059855"
form_type: "8-K"
ticker: "CPTKW"
cik: "0001827899"
company_name: "Crown PropTech Acquisitions"
filed_at: "2026-05-21T13:01:58+00:00"
generated_at: "2026-05-21T13:04:00.535543+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Crown PropTech and Mkango Rare Earths amend deal terms, file F-4 for business combination

## Summary
- Amendment No. 2 adjusts exchange ratio, pre-closing share issuances, and sets intercompany debt-to-equity settlement.
- Registration rights agreement amended to grant Mkango selling shareholder inclusion rights in future offerings.
- SPAC Class B shares transferred under non-redemption agreements excluded from certain lock-up restrictions.
- Form F-4 filed with SEC; MKAR shares and warrants expected to list on Nasdaq as 'MKAR' and 'MKARW'.
- Closing subject to SEC review, Mkango and CPTK shareholder approvals, and other customary conditions.

## SEC filing metadata
- accession: 0001213900-26-059855
- form_type: 8-K
- ticker: CPTKW
- cik: 0001827899
- company_name: Crown PropTech Acquisitions
- filed_at: 2026-05-21T13:01:58+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1827899/000121390026059855/0001213900-26-059855-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1827899/000121390026059855/ea0291260-8k425_crown.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-059855
- JSON: https://secwatch.observer/filing/0001213900-26-059855.json
- Plain text: https://secwatch.observer/filing/0001213900-26-059855.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.