---
schema_version: "secwatch.filing_event.v1"
accession: "0001929980-25-000685"
form_type: "8-K"
ticker: "HSPOF"
cik: "0001946021"
company_name: "Horizon Space Acquisition I Corp."
filed_at: "2025-10-29T23:59:59+00:00"
generated_at: "2026-05-17T01:44:26.214344+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Horizon Space SPAC shareholders approve deadline extension to Apr 2026; 1.76M shares redeemed

## Summary
- Shareholders approved charter amendments to extend business combination deadline to April 27, 2026 via up to six monthly extensions.
- Eliminated $5M net tangible asset minimum redemption limitation to allow greater redemptions.
- 1,764,505 ordinary shares redeemed (~42% of outstanding), leaving 2,404,234 shares outstanding.
- Mark Singh and Rodolfo Jose Gonzalez Caceres re-elected as Class II directors.
- UHY LLP appointed as independent auditor for fiscal year 2025.

## SEC filing metadata
- accession: 0001929980-25-000685
- form_type: 8-K
- ticker: HSPOF
- cik: 0001946021
- company_name: Horizon Space Acquisition I Corp.
- filed_at: 2025-10-29T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 5.03, 5.07, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1946021/000192998025000685/0001929980-25-000685-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1946021/000192998025000685/hspo_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001929980-25-000685
- JSON: https://secwatch.observer/filing/0001929980-25-000685.json
- Plain text: https://secwatch.observer/filing/0001929980-25-000685.txt

## Key facts
- Governance Changes
  Horizon Space Acquisition I Corp.: Amended charter to provide that the company must consummate a business combination by October 27, 2025, with possible monthly extensions up to April 27, 2026, or cease operations and redeem public shares (effective 2025-10-27).
  - Change: charter amendment
  - Effective: 2025-10-27
  source text: At the Shareholder Meeting, 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 “ Charter ”) to provide that the Company must (i) consummate a business combination, 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 public units issued in the Company’s initial public offering, by October 27, 2025 (the “ Termination Date ”), and if the Company does not consummate a business combination by October 27, 2025, the Termination Date may be extended up to six times, each by a Monthly Extension, for a total of up to six months to April 27, 2025, without the need for any further approval of the Company’s shareholders.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1946021/000192998025000685/0001929980-25-000685-index.htm
- Governance Changes
  Horizon Space Acquisition I Corp.: Amended charter to eliminate the limitation that the company may not redeem public shares if it would cause net tangible assets to be less than US$5,000,001.
  - Change: charter amendment
  source text: In addition, at the Shareholder Meeting, the shareholders of the Company also approved the proposal to amend Articles 48.2, 48.4, 48.5, and 48.8 of the Charter (such amendment, together with the amendment mentioned in the last paragraph, the “ Amended Charter ”) to eliminate the limitation that the Company may not redeem the Company’s public shares in an amount that would cause the Company’s net tangible assets to be less than US$5,000,001 following such redemptions.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1946021/000192998025000685/0001929980-25-000685-index.htm

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