Horizon Space Acquisition II Corp.

Horizon Space Acquisition II Corp. (Nasdaq: HSPTU) is a special purpose acquisition company focused on the aerospace and space technology sector. The company filed a Form 425 communication with the SEC on March 24, 2026, a filing type required under Rule 425 of the Securities Act that reflects active investor communications tied to a proposed business combination. The Roman numeral in the company name indicates this is the second SPAC vehicle operating under the Horizon Space sponsor umbrella. With a Form 425 now on record, the company is formally in the deal-communication stage of its merger process. Sign up on SpacDesk to access full data on HSPTU's deal timeline, target details, and sponsor history.