---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-017658"
form_type: "8-K"
ticker: "HSPT"
cik: "0002032950"
company_name: "Horizon Space Acquisition II Corp."
filed_at: "2026-02-18T23:59:59+00:00"
generated_at: "2026-05-16T02:11:19.695784+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Shareholders approve SPAC merger with SL Bio and extension to Feb 2027

## Summary
- Business combination with SL Bio approved; 5,031,013 FOR, 1,166,644 AGAINST.
- Deadline extended monthly up to Feb 18, 2027; Extension EGM approved 5,735,413 FOR.
- Trust Agreement amended to require liquidation only after termination letter or by Feb 18, 2027.
- Articles of association amended to allow up to 12 monthly extensions without further shareholder vote.
- William Wang Ching-Dong appointed as sole director effective at merger closing.

## SEC filing metadata
- accession: 0001213900-26-017658
- form_type: 8-K
- ticker: HSPT
- cik: 0002032950
- company_name: Horizon Space Acquisition II Corp.
- filed_at: 2026-02-18T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 5.03, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2032950/000121390026017658/0001213900-26-017658-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2032950/000121390026017658/ea0277366-8k425_horizon2.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-017658
- JSON: https://secwatch.observer/filing/0001213900-26-017658.json
- Plain text: https://secwatch.observer/filing/0001213900-26-017658.txt

## Source-grounded claims
- claim_id: f4cf23ddea0b35109b04605ac6ff5360720c0447
  claim: Horizon Space Acquisition II Corp.: Amended Articles 48.7 and 48.8 of the Amended and Restated Memorandum and Articles of Association to extend the business combination deadline to allow up to twelve monthly extensions to February 18, 2027 (effective 2024-11-18).
  evidence_excerpt: At the Extension EGM , the shareholders of the Company approved the proposal to amend Articles 48.7 and 48.8 of the Company’s Amended and Restated Memorandum and Articles of Association (the “Current MAA”) to provide that the Company must (i) consummate a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination involving the Company with one or more businesses, or (ii) cease its operations except for the purpose of winding up if it fails to complete such business combination and redeem or repurchase 100% of the Company’s public shares included as part of the units sold in the Company’s initial public offering that was consummated on November 18, 2024, by February 18, 2026 (the “Termination Date”), and if the Company does not consummate a business combination by February 18, 2026, the Termination Date may be extended up to twelve times, each by an additional one-month extension, for a total of up to twelve months to February 18, 2027, wit
  evidence_url: https://www.sec.gov/Archives/edgar/data/2032950/000121390026017658/0001213900-26-017658-index.htm
- claim_id: 0e1786f2d25d5a393d76ef6b54e1bba1cd9c55ca
  claim: Horizon Space Acquisition II Corp. amended Trust Amendment with Wilmington Trust, National Association (effective 2026-02-17).
  evidence_excerpt: on February 17, 2026, the Company and the Trustee entered into the amendment to the Trust Agreement (the “Trust Amendment”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/2032950/000121390026017658/0001213900-26-017658-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.