M3-Brigade Acquisition VI Corp. (Nasdaq: MBVI) is a blank-check company and the sixth special purpose acquisition vehicle in a series sponsored by M3-Brigade Capital Management, LP, a partnership between restructuring-focused firm M3 Advisory Partners and credit manager Brigade Capital Management. The SPAC completed its initial public offering in 2024 and targets acquisition opportunities in the financial services and credit-adjacent sectors, consistent with the sponsor's deep expertise in distressed and special-situation investing. The company filed an 8-K with the SEC on December 5, 2025, as it continues its search for a qualifying business combination target. For full filing history, extension timelines, and sponsor track record data on MBVI, sign up for complete access at SpacDesk.