SEC Filings for Horizon Space Acquisition I Corp. (HSPOF)

Last updated: 2026-03-23 19:08 UTC | Total filings: 129

Browse the latest SEC filings and forms submitted by Horizon Space Acquisition I Corp. (HSPOF). Access annual reports, quarterly statements, and other official disclosures.

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Form Filing Date Description Link
PRE 14A March 23, 2026 PRE 14A View Document
SCHEDULE 13G/A Feb. 13, 2026 - View Document
SCHEDULE 13G/A Feb. 13, 2026 - View Document
SCHEDULE 13G/A Feb. 12, 2026 - View Document
8-K Jan. 28, 2026 FORM 8-K View Document
8-K Jan. 27, 2026 FORM 8-K View Document
25 Dec. 12, 2025 FORM 25 View Document
8-K Dec. 11, 2025 FORM 8-K View Document
10-Q Nov. 26, 2025 FORM 10-Q View Document
NT 10-Q Nov. 17, 2025 NT 10-Q View Document
SCHEDULE 13G/A Oct. 31, 2025 - View Document
8-K Oct. 29, 2025 FORM 8-K View Document
DEF 14A Oct. 14, 2025 DEF14A View Document
PRE 14A Oct. 3, 2025 PRE 144A View Document
8-K Oct. 3, 2025 FORM 8-K View Document
425 Aug. 27, 2025 425 View Document
8-K Aug. 27, 2025 FORM 8-K View Document
10-Q Aug. 11, 2025 FORM 10-Q View Document
8-K July 29, 2025 FORM 8-K View Document
425 July 29, 2025 425 View Document
425 June 30, 2025 425 View Document
8-K June 30, 2025 FORM 8-K View Document
8-K June 13, 2025 FORM 8-K View Document
425 May 29, 2025 425 View Document
8-K May 29, 2025 FORM 8-K View Document
SCHEDULE 13G/A May 15, 2025 - View Document
10-Q May 14, 2025 FORM 10-Q View Document
425 April 28, 2025 425 View Document
8-K April 28, 2025 FORM 8-K View Document
10-K March 28, 2025 FORM 10-K View Document
425 March 28, 2025 425 View Document
8-K March 28, 2025 FORM 8-K View Document
SCHEDULE 13G/A March 5, 2025 - View Document
8-K Feb. 28, 2025 FORM 8-K View Document
425 Feb. 28, 2025 425 View Document
SCHEDULE 13G Feb. 14, 2025 - View Document
SCHEDULE 13G Feb. 14, 2025 - View Document
SCHEDULE 13G/A Feb. 14, 2025 - View Document
8-K Feb. 6, 2025 FORM 8-K View Document
SCHEDULE 13G/A Jan. 31, 2025 - View Document
8-K Jan. 30, 2025 FORM 8-K View Document
425 Jan. 30, 2025 425 View Document
SCHEDULE 13G/A Jan. 7, 2025 - View Document
425 Dec. 30, 2024 425 View Document
8-K Dec. 30, 2024 FORM 8-K View Document
8-K Dec. 26, 2024 FORM 8-K View Document
8-K Dec. 20, 2024 FORM 8-K View Document
DEFA14A Dec. 20, 2024 DEFA 14A View Document
8-K Dec. 20, 2024 FORM 8-K View Document
DEFA14A Dec. 20, 2024 DEFA 14A View Document
DEFA14A Dec. 17, 2024 DEFA 14A View Document
8-K Dec. 17, 2024 FORM 8-K View Document
8-K Nov. 27, 2024 FORM 8-K View Document
425 Nov. 27, 2024 425 View Document
DEF 14A Nov. 19, 2024 DEF 14A View Document
10-Q Nov. 14, 2024 FORM 10-Q View Document
8-K Nov. 13, 2024 FORM 8-K View Document
SC 13G Nov. 13, 2024 COWEN AND COMPANY, LLC View Document
PRE 14A Nov. 8, 2024 PRE 14A View Document
8-K Oct. 25, 2024 FORM 8-K View Document
425 Oct. 25, 2024 425 View Document
8-K Oct. 11, 2024 FORM 8-K View Document
8-K Oct. 3, 2024 FORM 8-K View Document
425 Sept. 27, 2024 425 View Document
8-K Sept. 27, 2024 FORM 8-K View Document
425 Sept. 19, 2024 425 View Document
8-K Sept. 19, 2024 FORM 8-K View Document
425 Sept. 16, 2024 425 View Document
8-K Sept. 16, 2024 FORM 8-K View Document
8-K Aug. 26, 2024 FORM 8-K View Document
10-Q Aug. 9, 2024 FORM 10-Q View Document
8-K July 30, 2024 FORM 8-K View Document
8-K June 28, 2024 FORM 8-K View Document
4 June 5, 2024 FORM 4 View Document
4 June 5, 2024 FORM 4 View Document
8-K May 28, 2024 FORM 8-K View Document
10-Q May 14, 2024 FORM 10-Q View Document
8-K April 26, 2024 FORM 8-K View Document
8-K April 15, 2024 FORM 8-K View Document
10-K April 1, 2024 FORM 10-K View Document
8-K March 27, 2024 FORM 8-K View Document
DEFA14A March 18, 2024 DEFA 14A View Document
8-K March 18, 2024 FORM 8-K View Document
8-K Feb. 28, 2024 FORM 8-K View Document
DEF 14A Feb. 21, 2024 DEF 14A View Document
SC 13G Feb. 14, 2024 - View Document
SC 13G Feb. 13, 2024 KARPUS INVESTMENT MGT / HORIZON SPACE ACQUISITION I CORP - SCHEDULE 13G View Document
PRE 14A Feb. 8, 2024 PRE 14A View Document
SC 13G Feb. 8, 2024 SC 13G View Document
SC 13G/A Jan. 31, 2024 SC 13G/A View Document
8-K Jan. 26, 2024 FORM 8-K View Document
8-K Dec. 26, 2023 FORM 8-K View Document
UPLOAD Dec. 20, 2023 - View Document
CORRESP Dec. 20, 2023 - View Document
UPLOAD Dec. 19, 2023 - View Document
8-K Nov. 22, 2023 FORM 8-K View Document
10-Q Nov. 8, 2023 FORM 10-Q View Document
8-K Nov. 3, 2023 FORM 8-K View Document
8-K Oct. 30, 2023 FORM 8-K View Document
8-K Oct. 5, 2023 FORM 8-K View Document
8-K Sept. 27, 2023 FORM 8-K View Document
DEF 14A Sept. 8, 2023 DEF 14A View Document
PRE 14A Aug. 29, 2023 PRE 14A View Document
10-Q Aug. 11, 2023 FORM 10-Q View Document
10-Q May 9, 2023 FORM 10-Q View Document
10-K Feb. 13, 2023 FORM 10-K View Document
SC 13G/A Feb. 1, 2023 SCHEDULE 13G/A View Document
8-K Jan. 23, 2023 FORM 8-K View Document
SC 13G Jan. 23, 2023 13G View Document
8-K Jan. 3, 2023 FORM 8-K View Document
SC 13G Dec. 29, 2022 SC 13G View Document
SC 13G Dec. 29, 2022 SCHEDULE 13G View Document
8-K Dec. 28, 2022 FORM 8-K View Document
SC 13D Dec. 27, 2022 SC 13D View Document
424B4 Dec. 22, 2022 424B4 View Document
EFFECT Dec. 21, 2022 - View Document
3 Dec. 21, 2022 FORM 3 View Document
3 Dec. 21, 2022 FORM 3 View Document
3 Dec. 21, 2022 FORM 3 View Document
3 Dec. 21, 2022 FORM 3 View Document
8-A12B Dec. 21, 2022 FORM 8-A12B View Document
CERT Dec. 21, 2022 - View Document
3 Dec. 21, 2022 FORM 3 View Document
CORRESP Dec. 19, 2022 - View Document
CORRESP Dec. 19, 2022 - View Document
S-1/A Dec. 9, 2022 FORM S-1/A View Document
S-1 Nov. 29, 2022 FORM S-1 View Document
UPLOAD Oct. 24, 2022 - View Document
DRS Sept. 27, 2022 - View Document