M3-Brigade Acquisition VI Corp.
MBVI- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002073928
No open-market purchases or sales by M3-Brigade Acquisition VI Corp. insiders were filed in the last 90 days; 70 institutions reported holding it in 13F filings for Q2 2026, worth $307.2M in total; no superinvestor holds it.
Holders of 5% or more of MBVI
Holders whose latest Schedule 13D or 13G filing reports 5% or more of M3-Brigade Acquisition VI Corp., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| M3-Brigade Sponsor VI LLC | 13G | 20.00%8.63M shares | New | Nov 12, 20251 filing | Nov 12, 2025 | SEC |
| Goldman Sachs Group Inc | 13G | 6.00%2.08M shares | New | Feb 12, 20261 filing | Feb 12, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on M3-Brigade Acquisition VI Corp., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Feb 12, 20262:40 PM ET | Goldman Sachs Group Incand 1 other | 13G | 6.00%2.08M shares | New | Dec 31, 2025 | SEC |
| Nov 12, 20259:41 PM ET | M3-Brigade Sponsor VI LLCand 2 others | 13G | 20.00%8.63M shares | New | Sep 30, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell M3-Brigade Acquisition VI Corp. shares.
No Form 144 notices for M3-Brigade Acquisition VI Corp. are on file.