Spark I Acquisition Corp, trading under the ticker SPKLU, is a blank-check company currently in an active business combination process, as indicated by its Form 425 filing submitted on June 11, 2026. The 425 form is used to disseminate written communications related to a proposed merger or acquisition, signaling that the SPAC has moved into a transactional phase with a target company. Spark I represents a first-vehicle SPAC structure, a common format among sponsors launching successive acquisition funds. Full details on the sponsor team, sector focus, IPO vintage, and deal terms are tracked in real time on SpacDesk — sign up at SpacDesk to access the complete filing history, deal timeline, and investor analytics for Spark I Acquisition Corp.