Constellation Acquisition Corp I

Constellation Acquisition Corp I, trading under the ticker CSTUF, filed a Form 425 communication on June 4, 2026, with accession number 0001213900-26-065313, signaling activity related to a proposed business combination. Form 425 filings are submitted by parties to a pending merger or acquisition and are subject to SEC review as part of the transaction disclosure process. Constellation Acquisition Corp I is a blank-check special purpose acquisition company currently in an active deal phase. Full sponsor details, IPO vintage, and target sector information are available in the complete filing record. Sign up at SpacDesk for comprehensive data on Constellation Acquisition Corp I and hundreds of other active SPAC transactions.