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.
13F holders, Q4 2025
Institutional positions in M3-Brigade Acquisition VI Corp. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 60
- +60 vs. Q3 2025
- Shares held
- 27.4M
- +27.4M vs. Q3 2025
- Total value
- $274.3M
- +$274.3M vs. Q3 2025
- New holders
- 60
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MBVI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 70 | $307.2M |
| Q1 2026 | 67 | $300.3M |
| Q4 2025 | 60 | $274.3M |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding M3-Brigade Acquisition VI Corp.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 92 | $920 | 0.00% | +92 | New |
| FNY Investment Advisers, LLC | 500 | $5.00K | 0.00% | +500 | New |
| Royal Bank of Canada | 5,500 | $55.0K | 0.00% | +5,500 | New |
| State of Wisconsin Investment Board | 10,000 | $100.0K | 0.00% | +10,000 | New |
| Citadel Advisors LLC | 10,953 | $109.6K | 0.00% | +10,953 | New |
| Susquehanna International Group, LLP | 14,964 | $149.8K | 0.00% | +14,964 | New |
| Evercore Wealth Management, LLC | 15,999 | $160.0K | 0.00% | +15,999 | New |
| UBS Group AG | 22,107 | $221.1K | 0.00% | +22,107 | New |
| Deltec Asset Management LLC | 25,000 | $250.0K | 0.04% | +25,000 | New |
| Abc Arbitrage SA | 25,000 | $250.0K | 0.02% | +25,000 | New |
| Centiva Capital, LP | 24,999 | $250.2K | 0.02% | +24,999 | New |
| Boothbay Fund Management, LLC | 49,550 | $495.5K | 0.01% | +49,550 | New |
| Governors Lane LP | 50,000 | $500.0K | 0.05% | +50,000 | New |
| Virtu Financial LLC | 56,501 | $566.0K | 0.02% | +56,501 | New |
| TIG Advisors, LLC | 100,000 | $1.00M | 0.05% | +100,000 | New |
| K2 Principal Fund, L.P. | 100,000 | $1.00M | 0.10% | +100,000 | New |
| Bulldog Investors, LLP | 100,000 | $1.00M | 0.22% | +100,000 | New |
| Cable Car Capital LLC | 100,002 | $1.00M | 0.06% | +100,002 | New |
| Ghisallo Capital Management LLC | 100,000 | $1.00M | 0.04% | +100,000 | New |
| Whitebox Advisors LLC | 150,000 | $1.50M | 0.03% | +150,000 | New |
| Millennium Management LLC | 158,250 | $1.58M | 0.00% | +158,250 | New |
| Toronto Dominion Bank | 167,300 | $1.67M | 0.00% | +167,300 | New |
| Lineage Point Capital LP | 171,000 | $1.71M | 0.65% | +171,000 | New |
| Mizuho Securities USA LLC | 200,000 | $2.00M | 0.03% | +200,000 | New |
| Moore Capital Management, LP | 200,000 | $2.00M | 0.04% | +200,000 | New |
| Clear Street Group Inc. | 227,243 | $2.27M | 0.01% | +227,243 | New |
| Gabelli Funds LLC | 230,600 | $2.31M | 0.02% | +230,600 | New |
| Berkley W R Corp | 242,244 | $2.42M | 0.14% | +242,244 | New |
| Davidson Kempner Capital Management LP | 250,000 | $2.50M | 0.04% | +250,000 | New |
| UBS Oconnor LLC | 250,000 | $2.50M | 0.07% | +250,000 | New |
| Gabelli & Co Investment Advisers, Inc. | 269,400 | $2.69M | 0.40% | +269,400 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 300,000 | $3.00M | 0.02% | +300,000 | New |
| Wolverine Asset Management LLC | 319,998 | $3.20M | 0.05% | +319,998 | New |
| Aristeia Capital LLC | 350,000 | $3.50M | 0.10% | +350,000 | New |
| BNP Paribas Arbitrage, SA | 358,167 | $3.59M | 0.00% | +358,167 | New |
| Vivaldi Asset Management, LLC | 399,999 | $4.00M | 0.24% | +399,999 | New |
| Mint Tower Capital Management B.V. | 500,000 | $5.00M | 0.63% | +500,000 | New |
| Periscope Capital Inc. | 500,000 | $5.00M | 0.97% | +500,000 | New |
| Shaolin Capital Management LLC | 520,690 | $5.21M | 0.20% | +520,690 | New |
| Hudson Bay Capital Management LP | 550,000 | $5.51M | 0.03% | +550,000 | New |
| Wealthspring Capital LLC | 557,505 | $5.58M | 1.32% | +557,505 | New |
| Omers Administration Corp | 600,000 | $6.01M | 0.04% | +600,000 | New |
| Radcliffe Capital Management, L.P. | 635,905 | $6.36M | 0.35% | +635,905 | New |
| Meteora Capital, LLC | 653,752 | $6.54M | 0.55% | +653,752 | New |
| Context Capital Management, LLC | 791,300 | $7.91M | 0.20% | +791,300 | New |
| Verition Fund Management LLC | 877,377 | $8.78M | 0.05% | +877,377 | New |
| Two Sigma Investments, LP | 994,317 | $9.94M | 0.01% | +994,317 | New |
| Adage Capital Partners GP, L.L.C. | 1,000,000 | $10.0M | 0.02% | +1,000,000 | New |
| Picton Mahoney Asset Management | 1,099,998 | $11.0M | 0.12% | +1,099,998 | New |
| MMCAP International Inc. SPC | 1,100,000 | $11.0M | 1.10% | +1,100,000 | New |
| Polar Asset Management Partners Inc. | 1,100,000 | $11.0M | 0.22% | +1,100,000 | New |
| Tenor Capital Management Co., L.P. | 1,100,000 | $11.0M | 0.16% | +1,100,000 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 1,099,998 | $11.0M | 0.02% | +1,099,998 | New |
| Linden Advisors LP | 1,100,000 | $11.0M | 0.07% | +1,100,000 | New |
| HighTower Advisors, LLC | 1,133,688 | $11.3M | 0.01% | +1,133,688 | New |
| Glazer Capital, LLC | 1,137,264 | $11.4M | 0.30% | +1,137,264 | New |
| CNH Partners LLC | 1,141,824 | $11.4M | 0.24% | +1,141,824 | New |
| PEAK6 LLC | 1,250,000 | $12.5M | 0.34% | +1,250,000 | New |
| Alberta Investment Management Corp | 1,450,000 | $14.5M | 0.09% | +1,450,000 | New |
| Highbridge Capital Management LLC | 1,470,000 | $14.7M | 0.68% | +1,470,000 | New |