---
schema_version: "secwatch.filing_event.v1"
accession: "0001829126-26-006550"
form_type: "8-K/A"
ticker: "QSEA"
cik: "0002047455"
company_name: "Quartzsea Acquisition Corp"
filed_at: "2026-06-16T21:20:10+00:00"
generated_at: "2026-06-16T21:22:15.735681+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Quartzsea postpones extraordinary general meeting to June 18; redemption deadline extended

## Summary
- Extraordinary General Meeting postponed from June 16 to June 18, 2026, at 5:00 p.m. Eastern Time.
- Deadline for shareholders to exercise redemption rights extended to 5:00 p.m. ET on June 18, 2026.
- This Amendment No. 1 amends the June 16, 2026 8-K filing; no other changes.

## SEC filing metadata
- accession: 0001829126-26-006550
- form_type: 8-K/A
- ticker: QSEA
- cik: 0002047455
- company_name: Quartzsea Acquisition Corp
- filed_at: 2026-06-16T21:20:10+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2047455/000182912626006550/0001829126-26-006550-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2047455/000182912626006550/quartzsea_8ka1.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001829126-26-006550
- JSON: https://secwatch.observer/filing/0001829126-26-006550.json
- Plain text: https://secwatch.observer/filing/0001829126-26-006550.txt

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