Recent 8-K filings for MBVI

• December 5, 2025, 6:59 PM ET leadership materiality 0.25 neutral item 5.02item 9.01

  M3-Brigade Acquisition VI appoints Frank M. Garrison, Jr. as independent director

  Appointed as independent director effective December 2, 2025.

• October 16, 2025, 7:59 PM ET other material materiality 0.20 neutral item 8.01item 9.01

  M3-Brigade Acquisition VI units separable into shares & warrants from Oct 17

  Holders of 34.5M units (including overallotment) from IPO can separate Class A shares (MBVI) and warrants (MBVIW) starting Oct 17, 2025.

• September 4, 2025, 7:59 PM ET other material materiality 0.55 neutral item 8.01item 9.01

  M3-Brigade Acquisition VI closes $345M IPO and $8M private placement

  IPO of 34.5M units at $10.00/unit, gross proceeds $345M, including full over-allotment.

• September 2, 2025, 7:59 PM ET other material materiality 0.75 neutral item 1.01item 3.02item 5.02item 5.03item 8.01item 9.01 ◈ Governance Changes

  M3-Brigade Acquisition VI closes $345M IPO; trust funded for business combination

  IPO closed Aug 28, 2025: 34,500,000 units at $10.00 per unit, gross proceeds $345M (full over-allotment exercised).

Materiality & sentiment trend

Max materiality 0.75 · Median 0.40 · Most common event other_material

0 positive 0 negative 4 neutral

source · MBVI on sec.gov