Horizon Space Acquisition I signs USD 500,000 sponsor promissory note for working capital

• Horizon Space Acquisition I issued an unsecured USD 500,000 promissory note to its sponsor on July 20, 2026.
• Proceeds can be drawn until an initial business combination, funding general working capital.
• The note is non-interest-bearing, payable at the earlier of a business combination or the company’s term expiry.
• The sponsor can convert outstanding principal into private units at USD 10 per unit, subject to notice before closing.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Horizon Space Acquisition I Corp. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001929980-26-000372), on July 21, 2026, and is solely responsible for the information contained therein.