---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-017974"
form_type: "8-K"
ticker: "MBAV"
cik: "0002016072"
company_name: "M3-Brigade Acquisition V Corp."
filed_at: "2026-02-18T23:59:59+00:00"
generated_at: "2026-05-16T02:11:01.231676+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# M3-Brigade V borrows $600K from sponsor under $2M promissory note

## Summary
- Issued $2M promissory note to sponsor MI7 Sponsor, LLC on Feb 18, 2026.
- Initial draw of $600,000 for general working capital.
- Note bears no interest, payable upon consummation of business combination.
- If no business combination, repayment limited to funds outside trust account.
- Sponsor waives any claim against the trust account.

## SEC filing metadata
- accession: 0001213900-26-017974
- form_type: 8-K
- ticker: MBAV
- cik: 0002016072
- company_name: M3-Brigade Acquisition V Corp.
- filed_at: 2026-02-18T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2016072/000121390026017974/0001213900-26-017974-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2016072/000121390026017974/ea0277542-8k_m3brigade5.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-017974
- JSON: https://secwatch.observer/filing/0001213900-26-017974.json
- Plain text: https://secwatch.observer/filing/0001213900-26-017974.txt

## Key facts
- Debt Financings
  M3-Brigade Acquisition V Corp. incurred loan of up to an aggregate principal amount of $2,000,000 with MI7 Sponsor, LLC at no interest maturing upon the consummation of the Company's initial business combination.
  - Instrument: loan
  - Principal: up to an aggregate principal amount of $2,000,000
  - Counterparty: MI7 Sponsor, LLC
  - Rate: no interest
  - Maturity: upon the consummation of the Company's initial business combination
  - Event: incurrence
  source text: On February 18, 2026, M3-Brigade Acquisition V Corp. (the “ Company ”) issued a promissory note (the “ Note ”) to MI7 Sponsor, LLC (the “ Sponsor ”), the Company’s sponsor, pursuant to which the Company can borrow up to an aggregate principal amount of $2,000,000 from the Sponsor.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2016072/000121390026017974/0001213900-26-017974-index.htm
- Material Agreements
  M3-Brigade Acquisition V Corp. entered into Promissory Note with MI7 Sponsor, LLC valued at up to $2,000,000; initial draw $600,000 (effective 2026-02-18).
  - Action: entry
  - Agreement: notes offering
  - Counterparty: MI7 Sponsor, LLC
  - Value: up to $2,000,000; initial draw $600,000
  - Effective: 2026-02-18
  source text: On February 18, 2026, M3-Brigade Acquisition V Corp. (the “ Company ”) issued a promissory note (the “ Note ”) to MI7 Sponsor, LLC (the “ Sponsor ”), the Company’s sponsor, pursuant to which the Company can borrow up to an aggregate principal amount of $2,000,000 from the Sponsor.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2016072/000121390026017974/0001213900-26-017974-index.htm

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