M3-Brigade Acquisition VI Corp.
MBVIW- 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; 47 institutions reported holding it in 13F filings for Q2 2026, worth $3.58M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in M3-Brigade Acquisition VI Corp. as of Mar 31, 2026. 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
- 48
- +3 vs. Q4 2025
- Shares held
- 8.47M
- +478.8K (+6.0%) vs. Q4 2025
- Total value
- $2.96M
- −$112.0K (−3.6%) vs. Q4 2025
- New holders
- 5
- 6 more added
- Sold out
- 2
- 7 more reduced
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MBVIW 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 | 47 | $3.58M |
| Q1 2026 | 48 | $2.96M |
| Q4 2025 | 45 | $3.07M |
| 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, Q1 2026
Shares, value and share of portfolio for each institution holding M3-Brigade Acquisition VI Corp.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 1,000 | $0 | 0.00% | −1,000−50.0% | Reduced |
| PenderFund Capital Management Ltd. | 3,461 | $1.19K | 0.00% | +3,461 | New |
| Kepos Capital LP | 7,866 | $3.00K | 0.00% | +7,866 | New |
| Governors Lane LP | 16,648 | $5.75K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 24,157 | $8.34K | 0.00% | 00.0% | Unchanged |
| K2 Principal Fund, L.P. | 33,333 | $10.0K | 0.00% | 00.0% | Unchanged |
| Bulldog Investors, LLP | 33,332 | $10.0K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 30,000 | $10.4K | 0.00% | +30,000 | New |
| Berkley W R Corp | 31,172 | $10.8K | 0.00% | 00.0% | Unchanged |
| TIG Advisors, LLC | 33,330 | $11.5K | 0.00% | 00.0% | Unchanged |
| Cable Car Capital LLC | 33,334 | $11.5K | 0.00% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 38,177 | $13.2K | 0.00% | −33,259−46.6% | Reduced |
| Whitebox Advisors LLC | 50,000 | $17.3K | 0.00% | 00.0% | Unchanged |
| Lineage Point Capital LP | 57,000 | $19.7K | 0.00% | 00.0% | Unchanged |
| Moore Capital Management, LP | 66,667 | $23.0K | 0.00% | 00.0% | Unchanged |
| Wolverine Asset Management LLC | 75,666 | $26.1K | 0.00% | −31,000−29.1% | Reduced |
| Gabelli Funds LLC | 76,866 | $26.5K | 0.00% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 83,333 | $28.8K | 0.00% | 00.0% | Unchanged |
| Gabelli & Co Investment Advisers, Inc. | 89,800 | $31.0K | 0.00% | 00.0% | Unchanged |
| Clear Street Group Inc. | 90,962 | $31.4K | 0.00% | −7,752−7.9% | Reduced |
| Aristeia Capital LLC | 116,666 | $40.3K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 119,389 | $41.2K | 0.00% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 133,169 | $46.0K | 0.00% | +133,169 | New |
| Wealthspring Capital LLC | 185,186 | $55.6K | 0.01% | −649−0.3% | Reduced |
| Hudson Bay Capital Management LP | 183,333 | $58.7K | 0.00% | 00.0% | Unchanged |
| Periscope Capital Inc. | 180,732 | $62.4K | 0.01% | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 191,665 | $66.1K | 0.00% | 00.0% | Unchanged |
| Omers Administration Corp | 200,000 | $69.0K | 0.00% | 00.0% | Unchanged |
| CSS LLC | 207,248 | $71.5K | 0.00% | +95,558+85.6% | Added |
| Adage Capital Partners GP, L.L.C. | 218,561 | $75.4K | 0.00% | −3,661−1.6% | Reduced |
| Parallax Volatility Advisers, L.P. | 232,136 | $80.1K | 0.00% | +1,581+0.7% | Added |
| Context Capital Management, LLC | 263,766 | $91.0K | 0.00% | 00.0% | Unchanged |
| Glazer Capital, LLC | 386,872 | $116.0K | 0.00% | −700.0% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 366,666 | $117.4K | 0.00% | 00.0% | Unchanged |
| PEAK6 LLC | 416,667 | $125.0K | 0.00% | 00.0% | Unchanged |
| Linden Advisors LP | 366,666 | $126.5K | 0.00% | 00.0% | Unchanged |
| Magnetar Financial LLC | 366,665 | $126.5K | 0.00% | +366,665 | New |
| MMCAP International Inc. SPC | 366,666 | $126.5K | 0.01% | 00.0% | Unchanged |
| Polar Asset Management Partners Inc. | 366,666 | $126.5K | 0.00% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 366,666 | $126.5K | 0.00% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 366,666 | $126.5K | 0.00% | 00.0% | Unchanged |
| CNH Partners LLC | 381,146 | $131.5K | 0.00% | +538+0.1% | Added |
| Verition Fund Management LLC | 473,521 | $151.6K | 0.00% | +5,100+1.1% | Added |
| Shaolin Capital Management LLC | 469,983 | $162.2K | 0.01% | +40,555+9.4% | Added |
| Alberta Investment Management Corp | 483,333 | $166.8K | 0.00% | 00.0% | Unchanged |
| Highbridge Capital Management LLC | – | $170.7K | 0.01% | – | – |
| Boothbay Fund Management, LLC | 21,454 | – | – | +4,788+28.7% | Added |
| Mint Tower Capital Management B.V. | 166,666 | – | – | 00.0% | Unchanged |
| Meteora Capital, LLC | 0 | $0 | 0.00% | −120,988−100.0% | Sold out |
| StoneX Group Inc. | 0 | $0 | 0.00% | −12,148−100.0% | Sold out |