Schedule 13G ownership disclosure

QUARTZSEA ACQUISITION CORP

Common Shares · CUSIP: G7314B112

Event date: 2025-09-30

Filing-level shares
641,777.00
Percent of class
5.6%
  • Mizuho Financial Group, Inc.

    Shares: 641,777.00 · Class: 5.6%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0001104659-25-110749
Form type
SCHEDULE 13G
Filer
MIZUHO FINANCIAL GROUP INC
CIK
CIK 1335730
Filed
Nov 13, 2025
Reporting period
Sep 30, 2025
Description
Schedule 13G beneficial ownership

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