---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-061915"
form_type: "8-K"
ticker: "MBAV"
cik: "0002016072"
company_name: "M3-Brigade Acquisition V Corp."
filed_at: "2025-07-08T23:59:59+00:00"
generated_at: "2026-05-18T09:09:16.592851+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# M3-Brigade Acquisition V Corp. to merge with ReserveOne in de-SPAC with $500M PIPE

## Summary
- Business Combination Agreement signed July 7, 2025; closing expected Q4 2025.
- PIPE investors committed up to $500M at $10/unit (one share + one warrant); payment in cash or Bitcoin.
- Minimum closing condition: at least $500M from trust account plus PIPE proceeds.
- Sponsor earnout shares vest if Pubco VWAP hits $12 or $14 within five years post-close.
- Combined company (Pubco) to list on Nasdaq; initial board has eight ReserveOne designees.

## SEC filing metadata
- accession: 0001213900-25-061915
- form_type: 8-K
- ticker: MBAV
- cik: 0002016072
- company_name: M3-Brigade Acquisition V Corp.
- filed_at: 2025-07-08T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2016072/000121390025061915/0001213900-25-061915-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2016072/000121390025061915/ea0248229-8k425_m3brigade5.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-061915
- JSON: https://secwatch.observer/filing/0001213900-25-061915.json
- Plain text: https://secwatch.observer/filing/0001213900-25-061915.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.