SCHEDULE: Mizuho Financial Group Boosts Horizon Space Stake

Mizuho Financial Group, Inc. has disclosed an increased beneficial ownership of 9.0% in Horizon Space Acquisition I Corp. common shares.

Summary

• Mizuho Financial Group, Inc. filed an Amendment No. 3 to Schedule 13G.
• The filing reports beneficial ownership in Horizon Space Acquisition I Corp., a company with principal executive offices at 1412 BROADWAY 21ST FLOOR, Suite 21V NEW YORK, NY, 10018.
• Mizuho Financial Group, Inc. beneficially owns 375,209 common shares.
• This represents 9.0% of the issuer's common shares outstanding.
• The event requiring this filing occurred on June 30, 2025.
• Mizuho Financial Group, Inc. is classified as a Parent Holding Company, with its principal business office in Tokyo, Japan.
• Mizuho Securities USA LLC, a wholly-owned subsidiary, directly holds the equity securities, with Mizuho Bank, Ltd. and Mizuho Americas LLC also deemed indirect beneficial owners.

Sentiment

Score: 5

Explanation: This is a factual disclosure of beneficial ownership and does not inherently convey positive or negative sentiment regarding the issuer's performance or outlook.

Stakeholder Impact

• Shareholders: Provides transparency regarding significant ownership stakes, which can influence market perception and trading activity.

Key Dates

Keywords

Horizon Space Acquisition I Corp, Mizuho Financial Group, Schedule 13G, Beneficial Ownership, Common Shares, SPAC, Financial Services, Investment