---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-011864"
form_type: "8-K"
ticker: "CAPN"
cik: "0002024203"
company_name: "Cayson Acquisition Corp"
filed_at: "2026-03-20T23:59:59+00:00"
generated_at: "2026-05-15T09:31:40.806099+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Cayson Acquisition Corp shareholders approve extension of business combination deadline to March 2027

## Summary
- Shareholders approved monthly extensions up to 12 months (until March 23, 2027) with $125k/month contributions from insiders.
- Redemption limitation removed; net tangible asset floor of $5,000,001 eliminated.
- Mango Financial loaned $750k to fund first month extension; $125k deposited into trust.
- Holders of 2,541,908 public shares elected redemption, reducing trust balance.
- Company continues efforts to consummate business combination with Mango Financial Group Limited.

## SEC filing metadata
- accession: 0001493152-26-011864
- form_type: 8-K
- ticker: CAPN
- cik: 0002024203
- company_name: Cayson Acquisition Corp
- filed_at: 2026-03-20T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 5.07, 2.03, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2024203/000149315226011864/0001493152-26-011864-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2024203/000149315226011864/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-011864
- JSON: https://secwatch.observer/filing/0001493152-26-011864.json
- Plain text: https://secwatch.observer/filing/0001493152-26-011864.txt

## Source-grounded claims
- claim_id: b6370ee730145a663ce91729c8cd63287be2d249
  claim: Cayson Acquisition Corp incurred loan of $750,000 with Mango Financial Limited at bears no interest maturing upon consummation of a Business Combination.
  evidence_excerpt: Effective as of March 18, 2026, Mango Financial Limited (“ Mango Financial ”) agreed to lend Cayson Acquisition Corp (the “Company”) an aggregate of $750,000.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2024203/000149315226011864/0001493152-26-011864-index.htm
- claim_id: 1da100cefbabd649dc226aea123bf35f570e9f49
  claim: Cayson Acquisition Corp: Shareholders approved amendments to amended and restated memorandum and articles of association to extend business combination deadline to March 23, 2027 and remove the $5,000,001 net tangible asset redemption limitation (effective 2026-03-18).
  evidence_excerpt: ● to resolve as a special resolution, that the Company’s amended and restated memorandum and articles of association as adopted by special resolution dated September 19, 2024 with effect from September 23, 2024 (the “Existing Memorandum and Articles”) be amended (the “Extension Amendment”), pursuant to which the board of directors of the Company (the “Board”) may extend the date (the “Extension”) by which the Company must consummate a business combination (as defined in the Existing Memorandum and Articles) on a monthly basis, up to twelve (12) months (or until March 23, 2027)
  evidence_url: https://www.sec.gov/Archives/edgar/data/2024203/000149315226011864/0001493152-26-011864-index.htm
- claim_id: b35360d6f1bd416607600fde468eb5ddbdfef755
  claim: Cayson Acquisition Corp: Shareholders approved an amendment to the Investment Management Trust Agreement to change the amount to be deposited into the trust account in connection with extending the time to complete a business combination (effective 2026-03-18).
  evidence_excerpt: ● to resolve as an ordinary resolution, that the Investment Management Trust Agreement, dated as of September 19, 2024 (the “Trust Agreement”), entered into by and between Continental Stock Transfer & Trust Company, as trustee (the “Trustee”), and the Company be amended (the “Trust Amendment”) to change the amount of funds to be deposited into the trust account in connection with extending the time to complete an initial business combination as described in the Extension Proposal
  evidence_url: https://www.sec.gov/Archives/edgar/data/2024203/000149315226011864/0001493152-26-011864-index.htm

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