---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-041659"
form_type: "8-K"
ticker: "CAPN"
cik: "0002024203"
company_name: "Cayson Acquisition Corp"
filed_at: "2026-09-08T10:10:15+00:00"
generated_at: "2026-09-08T10:15:08.450133+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Cayson Acquisition and Mango Financial mutually terminate merger agreement

## Summary
- Merger Agreement with Mango Financial terminated effective Sept 2, 2026; SPAC resumes target search.
- Mango pays $45,125.36 in expenses; SPAC issues non-interest promissory note convertible at $10.00/unit.
- Extension notes totaling $1,525,000 outstanding remain; all convertible into SPAC units after a business combination.
- Notes repayable only upon consummation of a business combination; forgiven if no deal closes.

## SEC filing metadata
- accession: 0001493152-26-041659
- form_type: 8-K
- ticker: CAPN
- cik: 0002024203
- company_name: Cayson Acquisition Corp
- filed_at: 2026-09-08T10:10:15+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2024203/000149315226041659/0001493152-26-041659-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2024203/000149315226041659/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-041659
- JSON: https://secwatch.observer/filing/0001493152-26-041659.json
- Plain text: https://secwatch.observer/filing/0001493152-26-041659.txt

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