Horizon Space Acquisition I Corp. SEC filings

Filings

Every filing, newest first. MAJOR and NOTABLE filings lead the app's feed; ROUTINE ones are kept here.

1. ROUTINE425Horizon Space Acquisition I Corp.HSPWF6d

   Horizon Space Acquires ArcheNova

   • Entered into business combination agreement on 2026-10-12
   • Merger Sub I to merge with HSPO, Merger Sub II to merge with Company
   • PubCo to become publicly traded on Nasdaq
2. ROUTINE8-KHorizon Space Acquisition I Corp.HSPWF6d

   Horizon Space Acquisition I Corp. announces merger

   • Entered into business combination agreement with ArcheNova Technology Co., Ltd.
   • Merger involves two steps with HSPO and Company becoming subsidiaries of PubCo.
   • PubCo Ordinary Shares expected to be listed on Nasdaq.
3. NOTABLE10-QHorizon Space Acquisition I Corp.HSPWFAug 13

   Quarterly report

4. ROUTINE8-KHorizon Space Acquisition I Corp.HSPWFJul 21

   Current report

5. ROUTINE8-KHorizon Space Acquisition I Corp.HSPWFApr 23

   Current report

6. NOTABLE10-KHorizon Space Acquisition I Corp.HSPWFApr 15

   Annual report

7. ROUTINEDEFA14AHorizon Space Acquisition I Corp.HSPWFApr 6

   Additional proxy materials

8. ROUTINE8-KHorizon Space Acquisition I Corp.HSPWFApr 6

   Current report

9. ROUTINEDEF 14AHorizon Space Acquisition I Corp.HSPWFApr 2

   Proxy statement

10. NOTABLENT 10-KHorizon Space Acquisition I Corp.HSPWFMar 31

    Late annual report notice

11. ROUTINEPRE 14AHorizon Space Acquisition I Corp.HSPWFMar 23

    Preliminary proxy statement

12. ROUTINESCHEDULE 13G/AHorizon Space Acquisition I Corp.HSPWFFeb 13

    2 13G filings

    Ownership stake disclosure by First Trust Capital Management L.P. (amended)

    Show all 2

    • SCHEDULE 13G/AOwnership stake disclosure (amended)Feb 13
    • SCHEDULE 13G/AOwnership stake disclosure (amended)Feb 13

    First Trust Capital Management L.P., filed by

13. ROUTINESCHEDULE 13G/AHorizon Space Acquisition I Corp.HSPWFFeb 13

    Ownership stake disclosure by MIZUHO FINANCIAL GROUP INC (amended)

    MIZUHO FINANCIAL GROUP INC, filed by

14. ROUTINE8-KHorizon Space Acquisition I Corp.HSPRFJan 27

    Current report

15. ROUTINE25Horizon Space Acquisition I Corp.HSPOWDec 12, 2025

    Form 25 filing

16. ROUTINE8-KHorizon Space Acquisition I Corp.HSPOWDec 11, 2025

    Current report

17. ROUTINESCHEDULE 13G/AHorizon Space Acquisition I Corp.HSPOWOct 31, 2025

    Ownership stake disclosure by WOLVERINE ASSET MANAGEMENT LLC (amended)

    WOLVERINE ASSET MANAGEMENT LLC, filed by

Older filings on EDGAR