Welcome to our dedicated page for Horizon Space Acquisition II SEC filings (Ticker: HSPT), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Horizon Space Acquisition II Corp. SEC filings document its status as a Cayman Islands blank-check issuer and the securities used in its SPAC structure. The record includes Form 8-K material-event reports covering material definitive agreements, direct financial obligations, charter amendment and deadline-extension matters, shareholder votes, governance topics, and capital-structure disclosures for ordinary shares, units, and rights listed under HSPT, HSPTU, and HSPTR. Filings also include annual-report timing notices and disclosure categories such as operating results, financial condition, risk factors, and emerging growth company status.
Wolverine Asset Management, Wolverine Holdings, Christopher L. Gust, and Robert R. Bellick filed Amendment No. 1 to a Schedule 13G/A reporting their relationship to Horizon Space Acquisition II Corp. The filing states each filer has 0% beneficial ownership and no sole or shared voting or dispositive power over the issuer's ordinary shares. The cover shows 02/24/2026; signatures are dated 02/27/2026. The issuer's principal executive office address is listed as 1412 Broadway, 21st Floor, Suite 21V, New York, NY 10018.
Horizon Space Acquisition II Corp. entered into a $50,000 unsecured promissory note with William Wang to fund an extension fee, allowing one additional month to complete its initial business combination, moving the deadline from February 18, 2026 to March 18, 2026.
The note bears no interest, is due at business combination or company expiry, and may be converted into private units at $10.00 per unit. Shareholders approved the SPAC’s business combination and extension proposals, and 2,012,378 public shares were submitted for redemption in connection with the business combination, while 4,709,337 public shares were submitted for redemption in connection with the extension.
Horizon Space Acquisition II Corp. held two extraordinary general meetings and approved amendments that extend its timeline to complete an initial business combination. Shareholders approved an amendment permitting the termination date to be extended up to twelve one-month extensions for a total extension to February 18, 2027, and approved a Trust Agreement amendment governing liquidation procedures.
The Trust Amendment requires the trustee to commence liquidation only after receipt of a company Termination Letter or upon the later of February 18, 2026 (or February 18, 2027 if extended) and preserves procedures for distribution to public shareholders. The sponsor may deposit monthly the lesser of $50,000 or $0.033 per remaining public share to extend the Termination Date.
Horizon Space Acquisition II Corp. amended its trust agreement and articles to permit up to twelve one-month extensions of the deadline to complete a business combination, moving the outer Termination Date from February 18, 2026 to February 18, 2027 if extended.
The shareholders approved the MAA Amendment and the Trust Amendment, and voted to proceed with the merger structure that would make SL Science Holding Limited the surviving parent following the agreed mergers. Voting tallies showed 5,031,013 votes for key Business Combination proposals and 5,735,413 votes for the extension-related amendments.
Horizon Space Acquisition II Corp. held extraordinary general meetings approving amendments that extend the deadline to complete an initial business combination and modify the Trust Agreement.
Shareholders approved an amendment to the memorandum and articles to permit the Termination Date of February 18, 2026 to be extended up to twelve times, each by an additional one-month extension, to a latest date of February 18, 2027. They also approved a Trust Agreement amendment that requires the Trustee to commence liquidation of the Trust Account only after receipt of an instruction letter from the company in connection with either a closing of an initial business combination or the company’s inability to complete a business combination by February 18, 2026, or up to February 18, 2027 if extended by depositing per month the lesser of $50,000 for all remaining public shares and $0.033 for each remaining public share in the Trust Account.
At the Business Combination EGM, 9,080,000 shares were entitled to vote (record date December 29, 2025) and approximately 68.26% were represented. At the Extension EGM the same record date applied and approximately 73.26% were represented. Voting tallies for key proposals are reported in the filings.
Horizon Space Acquisition II Corp. reports shareholder approvals that advance its planned merger with SL BIO Ltd. and extend its deadline to complete a business combination. Investors approved the business combination with SL Bio, related governance changes at PubCo, and the appointment of William Wang Ching-Dong as sole director effective at the first merger’s closing.
In a separate meeting, shareholders approved amendments to Horizon’s charter and trust agreement so the company can extend its February 18, 2026 termination date in up to twelve one‑month increments to February 18, 2027, funded by monthly deposits into the trust account of the lesser of $50,000 or $0.033 per remaining public share.
Horizon Space Acquisition II Corp. received an updated Schedule 13G/A (Amendment No. 3) from Bank of Montreal, Bank of Montreal Holding Inc., and BMO Nesbitt Burns Inc. stating that they now beneficially own 0 ordinary shares, representing 0% of the company’s ordinary shares.
The reporting entities disclose no sole or shared voting power and no sole or shared dispositive power over Horizon Space Acquisition II Corp. shares. They also indicate that they own 5 percent or less of the class, confirming that they are no longer significant shareholders and that any prior position has effectively been reduced to zero.
Horizon Space Acquisition II Corp. filed a Form 8-K describing additional proxy materials for its proposed business combination with SL BIO Ltd. and the creation of SL Science Holding Limited as the post‑merger public company (“PubCo”). The filing adds two independent director nominees, Joseph Levinson and Qian (Hebe) Xu, to PubCo’s expected board, expanding the slate to nine directors, including CEO and chairman William Wang Ching‑Dong.
The updated beneficial ownership table shows SL Link Holding Ltd., associated with William Wang, expected to hold 333,832,129 PubCo ordinary shares, representing 58.9% of voting power in a no‑redemption case and 59.6% under maximum redemptions. Qian Xu is expected to beneficially own 20,000 shares. The filing also confirms there is no change to the February 12, 2026 business combination meeting date, time, location, or record date, and includes a standard form of director offer letter covering term, cash fees, potential equity awards, confidentiality, IP ownership, non‑solicitation, and indemnification.
Horizon Space Acquisition II Corp. filed a current report describing added independent director nominees for SL Science Holding Limited, the post‑combination public company. Joseph Levinson and Qian (Hebe) Xu are expected to join PubCo’s board as independent directors, expanding governance experience in cross‑border listings and investment banking.
The filing updates the expected beneficial ownership table for PubCo after the business combination with SL BIO Ltd. William Wang is expected to beneficially own 333,832,129 PubCo ordinary shares, representing 58.9% of voting power in a no‑redemption scenario and 59.6% under maximum redemption. The business combination meeting schedule, record date, location, and redemption deadline are all reaffirmed with no changes.
Horizon Space Acquisition II Corp. filed additional proxy solicitation materials related to its proposed business combination with SL BIO Ltd., mainly updating governance and ownership details for the future combined company, SL Science Holding Limited (PubCo).
The filing adds two independent director nominees for PubCo, Joseph Levinson and Qian (Hebe) Xu, and updates the post-closing beneficial ownership table. In the no-redemption scenario, PubCo is expected to have 566,591,350 ordinary shares outstanding, with William Wang beneficially owning 333,832,129 shares, representing 58.9% of PubCo’s voting power.
In the maximum redemption scenario, PubCo is expected to have 559,956,923 ordinary shares outstanding, with William Wang’s voting power at 59.6%. The meeting date, time, location, record date, and redemption deadline for the February 12, 2026 Business Combination Meeting remain unchanged.