SilverBox Corp IV (Nasdaq: SBXD) is a blank-check special purpose acquisition company sponsored by SilverBox Capital LLC, the firm behind several prior SPAC vehicles operating under the SilverBox name. SBXD completed its initial public offering in 2024 and, as evidenced by its Form 10-Q filed with the SEC on May 13, 2025, remains in the business combination search phase. SilverBox Capital has historically directed its vehicles toward energy, industrials, and operationally intensive businesses. The company continues to evaluate prospective acquisition targets as it works toward completing a de-SPAC transaction. Sign up for SpacDesk to access full filing histories, sponsor track records, and real-time deal analytics on SBXD and the broader SPAC market.