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 |
|---|---|---|---|---|---|
| Highbridge Capital Management LLC | – | $170.7K | 0.01% | – | – |
| Alberta Investment Management Corp | 483,333 | $166.8K | 0.00% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 469,983 | $162.2K | 0.01% | +40,555+9.4% | Added |
| Verition Fund Management LLC | 473,521 | $151.6K | 0.00% | +5,100+1.1% | Added |
| CNH Partners LLC | 381,146 | $131.5K | 0.00% | +538+0.1% | Added |
| 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 |
| Magnetar Financial LLC | 366,665 | $126.5K | 0.00% | +366,665 | New |
| Linden Advisors LP | 366,666 | $126.5K | 0.00% | 00.0% | Unchanged |
| PEAK6 LLC | 416,667 | $125.0K | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 366,666 | $117.4K | 0.00% | 00.0% | Unchanged |
| Glazer Capital, LLC | 386,872 | $116.0K | 0.00% | −700.0% | Reduced |
| Context Capital Management, LLC | 263,766 | $91.0K | 0.00% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 232,136 | $80.1K | 0.00% | +1,581+0.7% | Added |
| Adage Capital Partners GP, L.L.C. | 218,561 | $75.4K | 0.00% | −3,661−1.6% | Reduced |
| CSS LLC | 207,248 | $71.5K | 0.00% | +95,558+85.6% | Added |
| Omers Administration Corp | 200,000 | $69.0K | 0.00% | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 191,665 | $66.1K | 0.00% | 00.0% | Unchanged |
| Periscope Capital Inc. | 180,732 | $62.4K | 0.01% | 00.0% | Unchanged |
| Hudson Bay Capital Management LP | 183,333 | $58.7K | 0.00% | 00.0% | Unchanged |
| Wealthspring Capital LLC | 185,186 | $55.6K | 0.01% | −649−0.3% | Reduced |
| Rivernorth Capital Management, LLC | 133,169 | $46.0K | 0.00% | +133,169 | New |
| BNP Paribas Arbitrage, SA | 119,389 | $41.2K | 0.00% | 00.0% | Unchanged |
| Aristeia Capital LLC | 116,666 | $40.3K | 0.00% | 00.0% | Unchanged |
| Clear Street Group Inc. | 90,962 | $31.4K | 0.00% | −7,752−7.9% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 89,800 | $31.0K | 0.00% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 83,333 | $28.8K | 0.00% | 00.0% | Unchanged |
| Gabelli Funds LLC | 76,866 | $26.5K | 0.00% | 00.0% | Unchanged |
| Wolverine Asset Management LLC | 75,666 | $26.1K | 0.00% | −31,000−29.1% | Reduced |
| Moore Capital Management, LP | 66,667 | $23.0K | 0.00% | 00.0% | Unchanged |
| Lineage Point Capital LP | 57,000 | $19.7K | 0.00% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 50,000 | $17.3K | 0.00% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 38,177 | $13.2K | 0.00% | −33,259−46.6% | Reduced |
| Cable Car Capital LLC | 33,334 | $11.5K | 0.00% | 00.0% | Unchanged |
| TIG Advisors, LLC | 33,330 | $11.5K | 0.00% | 00.0% | Unchanged |
| Berkley W R Corp | 31,172 | $10.8K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 30,000 | $10.4K | 0.00% | +30,000 | New |
| Bulldog Investors, LLP | 33,332 | $10.0K | 0.00% | 00.0% | Unchanged |
| K2 Principal Fund, L.P. | 33,333 | $10.0K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 24,157 | $8.34K | 0.00% | 00.0% | Unchanged |
| Governors Lane LP | 16,648 | $5.75K | 0.00% | 00.0% | Unchanged |
| Kepos Capital LP | 7,866 | $3.00K | 0.00% | +7,866 | New |
| PenderFund Capital Management Ltd. | 3,461 | $1.19K | 0.00% | +3,461 | New |
| Royal Bank of Canada | 1,000 | $0 | 0.00% | −1,000−50.0% | Reduced |
| 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 |