Mizuho Financial Group, Inc. filed Amendment No. 1 to a Schedule 13G with the SEC on November 12, 2026, disclosing its beneficial ownership position in the Common Shares of Starry Sea Acquisition Corp as of September 30, 2026.

Key Highlights

  • Zero beneficial ownership: According to the filing, Mizuho Financial Group, Inc. reports an aggregate beneficial ownership of 0 shares, representing 0.0% of the class.
  • No voting or dispositive power: The filing discloses sole voting power of 0, shared voting power of 0, sole dispositive power of 0, and shared dispositive power of 0.
  • Reporting event date: The date of the event requiring the filing is listed as September 30, 2026.
  • Subsidiary connection: The filing states that Mizuho Financial Group, Inc., Mizuho Bank, Ltd., and Mizuho Americas LLC "may be deemed to be indirect beneficial owners of said equity securities directly held by Mizuho Securities USA LLC," described as their wholly-owned subsidiary.
  • Issuer and security: The issuer is Starry Sea Acquisition Corp, with principal offices at 418 Broadway #7531, Albany, NY 12207, and the security class is Common Shares, CUSIP G8559L112.
  • Filer classification: Mizuho Financial Group, Inc. is identified as a Parent Holding Company and is organized in Japan.

Mizuho Financial Group Reports Zero Stake in Starry Sea Acquisition Corp

Mizuho Financial Group, Inc., headquartered at 1-5-5, Otemachi, Chiyoda-ku, Tokyo, 100-8176, Japan, submitted Amendment No. 1 to Schedule 13G on November 12, 2026, covering Common Shares of Starry Sea Acquisition Corp. The triggering event date for the filing is September 30, 2026. The amendment reports that the aggregate amount beneficially owned by the reporting person is 0 shares, equating to 0.0% of the class, according to the filing.

The filing discloses that all voting and dispositive power figures, including sole and shared categories, are reported as zero. The filing notes that Mizuho Financial Group, Inc., Mizuho Bank, Ltd., and Mizuho Americas LLC "may be deemed to be indirect beneficial owners of said equity securities directly held by Mizuho Securities USA LLC which is their wholly-owned subsidiary." The subsidiary detail is further addressed in Exhibit A, referenced under Item 7 of the filing. Item 5 of the filing indicates this constitutes ownership of 5 percent or less of the class.

The filing was signed by Takahiro Katsura, identified as Managing Director, Global Corporate Function Coordination Department of Mizuho Financial Group, Inc., on November 12, 2026. The certifications included in the filing state, in the filer's own words, that the securities "were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer."

What Was Disclosed

Mizuho Financial Group, Inc. filed an amended Schedule 13G disclosing zero beneficial ownership of Common Shares in Starry Sea Acquisition Corp as of September 30, 2026, with no voting or dispositive power reported across any category.