---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-030134"
form_type: "8-K"
ticker: "CAPN"
cik: "0002024203"
company_name: "Cayson Acquisition Corp"
filed_at: "2026-06-25T20:30:23+00:00"
generated_at: "2026-06-25T20:31:35.823858+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# SPAC Cayson Acquisition extends merger with Mango Financial to Mar 2027

## Summary
- Amendment No. 3 to Merger Agreement executed on June 24, 2026, extending outside closing date to March 23, 2027.
- Original Agreement dated July 11, 2025; prior amendments on Sept 11, 2025 and April 14, 2026.
- Either party may terminate if closing has not occurred by the new outside date, subject to cure provisions.
- No material changes to other merger terms disclosed in the amendment.

## SEC filing metadata
- accession: 0001493152-26-030134
- form_type: 8-K
- ticker: CAPN
- cik: 0002024203
- company_name: Cayson Acquisition Corp
- filed_at: 2026-06-25T20:30:23+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2024203/000149315226030134/0001493152-26-030134-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2024203/000149315226030134/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-030134
- JSON: https://secwatch.observer/filing/0001493152-26-030134.json
- Plain text: https://secwatch.observer/filing/0001493152-26-030134.txt

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