Form 4: Horizon Space Acquisition II Corp. Director Exits Post-Merger
Insider Transaction Report
Cai Tianchen voluntarily files Form 4 to report no longer serving as director or holding shares of Horizon Space Acquisition II Corp. after its business combination on June 12, 2026.
Summary
- Cai Tianchen has filed a Form 4 to indicate that they are no longer a director or beneficial owner of ordinary shares in Horizon Space Acquisition II Corp. (HSPT).
- This change is a result of the consummation of the company's initial business combination on June 12, 2026.
- Following this business combination, Cai Tianchen is no longer subject to Section 16 reporting requirements.
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as a neutral filing, primarily administrative, confirming an insider's departure from reporting obligations post-business combination.
Future Outlook
The filing does not contain forward-looking statements or guidance.
Management Comments
- "This 'Exit' Form 4 is voluntarily filed to report that, in connection with the consummation of the initial business combination of Horizon Space Acquisition II Corp. ('HSPT') on June 12, 2026 pursuant to the Business Combination Agreement dated May 9, 2025 by and among HSPT, SL Science Holding Limited, a Cayman Islands exempted company limited by shares, SL BIO Ltd., a Cayman Islands exempted company limited by shares, CW Mega Limited, a Cayman Islands exempted company limited by shares, and WW Century Limited, a Cayman Islands exempted company limited by shares, the Reporting Person no longer served as a director of HSPT or held any ordinary shares of HSPT after June 12, 2026, and therefore is no longer subject to Section 16 reporting."
Industry Context
StockSavvy.ai notes that Form 4 filings are standard for insiders of publicly traded companies to report changes in beneficial ownership. This particular filing signifies the conclusion of an insider's reporting obligations post-business combination, a common event for SPACs.
Management Changes
| Role | Previous Person | New Person | Effective Date | Reason |
|---|---|---|---|---|
| Director | Cai Tianchen | 06/12/2026 | Consummation of business combination | |
| Beneficial Owner of Ordinary Shares | Cai Tianchen | 06/12/2026 | Consummation of business combination |
Stakeholder Impact
- Shareholders: The filing confirms a change in directorship and ownership, which is a standard procedural update following a business combination and does not inherently indicate a change in company strategy or performance.
Key Dates
| Date | Description |
|---|---|
| 06/12/2026 | Date of consummation of the initial business combination of Horizon Space Acquisition II Corp. and the earliest transaction date reported. |
| 05/09/2025 | Date of the Business Combination Agreement. |
| 06/17/2026 | Date of signature for the Form 4 filing. |
Keywords
Form 4, SEC Filing, Horizon Space Acquisition II Corp., HSPT, Director, Beneficial Ownership, Business Combination, Section 16 Reporting
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