SCHEDULE: Mizuho Discloses 6.9% Stake in Horizon Space II

Mizuho Financial Group, Inc. has disclosed a 6.9% beneficial ownership stake in Horizon Space Acquisition II Corp. common shares.

Summary

• Mizuho Financial Group, Inc. reported beneficial ownership of 629,000 common shares of Horizon Space Acquisition II Corp. as of June 30, 2025.
• This ownership represents 6.9% of the issuer's common shares outstanding.
• Mizuho Financial Group, Inc. holds sole voting power and sole dispositive power over all 629,000 shares.
• The shares are indirectly held through Mizuho Securities USA LLC, a wholly-owned subsidiary.
• Mizuho Bank, Ltd. and Mizuho Americas LLC may also be deemed indirect beneficial owners.
• The securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.

Sentiment

Score: 5

Explanation: The filing is a neutral, factual disclosure of beneficial ownership. It does not contain positive or negative financial performance data or strategic announcements from the issuer.

Positives

• Mizuho Financial Group, Inc., a major financial institution, holds a significant 6.9% stake, indicating institutional interest in Horizon Space Acquisition II Corp.

Negatives

• NA

Risks

• The filing explicitly states that the securities were not acquired for the purpose of changing or influencing control of the issuer, mitigating immediate control-related risks.

Future Outlook

NA

Industry Context

Schedule 13G filings are mandatory disclosures by institutional investors who acquire more than 5% beneficial ownership in a company's stock, indicating a significant, passive investment stake. This filing shows a major financial group's interest in a SPAC, which is common for institutional investors seeking exposure to potential future de-SPAC transactions.

Stakeholder Impact

• Shareholders: Provides transparency regarding a significant institutional investor's stake, potentially signaling confidence or interest in the company.
• Investment Professionals: Offers data for tracking institutional ownership and market sentiment.

Key Dates

Keywords

Mizuho Financial Group, Horizon Space Acquisition II Corp, Schedule 13G, Beneficial Ownership, Common Shares, Institutional Investor, SEC Filing, G4627B103