Latest Period
Q1 2026
Security Snapshot
M3-Brigade Acquisition VI Corp. - Class A Ordinary Shares, par value $0.0001 per share (MBVI) Institutional Ownership
CUSIP: G63221108
13F Institutional Holders and Ownership History from Q4 2025 to Q1 2026
Institutions Reporting
67
Shares (Excl. Options)
29,873,698
Price
$10.05
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- Security type / class
- Equity / Class A Ordinary Shares, par value $0.0001 per share
- Symbol
- MBVI on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 29,873,698
- Total 13F value
- $300,333,860
- Portfolio coverage rank
- 0%
- Share change
- +2,332,692
- Value change
- +$23,474,892
- Number of holders
- 67
- Shares outstanding
- 34,675,017
- SEC-reported price per share
- $10.11
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- MBVI - M3-Brigade Acquisition VI Corp. - Class A Ordinary Shares, par value $0.0001 per share is tracked under CUSIP G63221108.
- 67 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 60 to 67 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $274,281,694 to $300,333,860.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 67 institutions filings for Q1 2026.
Security key
G63221108
Latest holder period
Q1 2026
13F holders
67
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
MBVI full holder history
M3-Brigade Acquisition VI Corp. SEC filings
M3-Brigade Acquisition VI Corp. company facts
M3-Brigade Acquisition VI Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G63221108:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
MBVI
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| M3-Brigade Sponsor VI LLC | 20% | 8,625,000 | M3-Brigade Sponsor VI LLC | 30 Sep 2025 | ||||
| GOLDMAN SACHS GROUP INC | 6% | $20,950,645 | 2,080,501 | THE GOLDMAN SACHS GROUP, INC. | 31 Dec 2025 |
As of 31 Mar 2026, 67 institutional investors reported holding 29,873,698 shares of M3-Brigade Acquisition VI Corp. - Class A Ordinary Shares, par value $0.0001 per share (MBVI). This represents 86% of the company’s total 34,675,017 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
68%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 4.2% | 1,470,000 | 0% | 0.94% | $14,788,200 |
| Alberta Investment Management Corp | 4.2% | 1,450,000 | 0% | 0.09% | $14,587,000 |
| METEORA CAPITAL, LLC | 3.6% | 1,253,752 | +92% | 0.93% | $12,600,208 |
| PEAK6 LLC | 3.6% | 1,250,000 | 0% | 0.36% | $12,562,500 |
| AQR Arbitrage LLC | 3.2% | 1,100,131 | -3.7% | 0.18% | $11,056,317 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 3.2% | 1,100,000 | 0% | 0.17% | $11,055,000 |
| Linden Advisors LP | 3.2% | 1,100,000 | 0% | 0.06% | $11,066,000 |
| MMCAP International Inc. SPC | 3.2% | 1,100,000 | 0% | 0.95% | $11,055,000 |
| Polar Asset Management Partners Inc. | 3.2% | 1,100,000 | 0% | 0.26% | $11,055,000 |
| PICTON MAHONEY ASSET MANAGEMENT | 3.2% | 1,099,998 | 0% | 0.12% | $11,054,980 |
| Magnetar Financial LLC | 3.2% | 1,099,995 | 0.11% | $11,065,950 | |
| HighTower Advisors, LLC | 3.1% | 1,082,900 | -4.5% | 0.01% | $10,883,145 |
| GLAZER CAPITAL, LLC | 3.1% | 1,073,671 | -5.6% | 0.23% | $10,790,000 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 2.9% | 1,000,000 | 0% | 0.02% | $10,050,000 |
| TWO SIGMA INVESTMENTS, LP | 2.9% | 994,317 | 0% | 0.01% | $9,992,886 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 2.5% | 849,998 | -23% | 0.01% | $8,550,980 |
| Verition Fund Management LLC | 2.4% | 842,415 | -4% | 0.08% | $8,474,695 |
| Context Capital Management, LLC | 2.3% | 791,300 | 0% | 0.18% | $7,956,522 |
| Radcliffe Capital Management, L.P. | 1.8% | 638,843 | +0.46% | 0.49% | $6,423,566 |
| Hudson Bay Capital Management LP | 1.7% | 600,000 | +9.1% | 0.04% | $6,036,000 |
| OMERS ADMINISTRATION Corp | 1.7% | 600,000 | 0% | 0.04% | $6,033,000 |
| Wealthspring Capital LLC | 1.6% | 548,807 | -1.6% | 1.3% | $5,515,510 |
| WOLVERINE ASSET MANAGEMENT LLC | 1.5% | 524,281 | +64% | 0.08% | $5,269,024 |
| Mint Tower Capital Management B.V. | 1.4% | 500,000 | 0% | 0.48% | $5,025,000 |
| Shaolin Capital Management LLC | 1.4% | 475,000 | -8.8% | 0.4% | $4,773,750 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
2
Latest
Q1 2026
Rows shown
1-2 of 2