---
schema_version: "secwatch.filing_event.v1"
accession: "0001829126-26-006786"
form_type: "8-K"
ticker: "QSEA"
cik: "0002047455"
company_name: "Quartzsea Acquisition Corp"
filed_at: "2026-06-23T23:52:18+00:00"
generated_at: "2026-06-24T10:05:58.044826+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Quartzsea shareholders approve extension to Oct 19, 2026; 1.28M shares redeemed

## Summary
- Shareholders approved extending business combination deadline from June 19 to Oct 19, 2026, with up to four monthly extensions.
- Trust agreement amendment also approved; company to deposit $175,000 (or $0.033 per public share) per monthly extension.
- Holders of 1,275,382 ordinary shares exercised redemption rights in connection with the meeting.
- All three proposals (extension, trust amendment, adjournment) passed; 7,459,067 for, 1,980,763 against.

## SEC filing metadata
- accession: 0001829126-26-006786
- form_type: 8-K
- ticker: QSEA
- cik: 0002047455
- company_name: Quartzsea Acquisition Corp
- filed_at: 2026-06-23T23:52:18+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2047455/000182912626006786/0001829126-26-006786-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2047455/000182912626006786/quartzsea_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001829126-26-006786
- JSON: https://secwatch.observer/filing/0001829126-26-006786.json
- Plain text: https://secwatch.observer/filing/0001829126-26-006786.txt

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