$MBVI

$10.26 +$0.01 (0.1%) Close

$MBVI Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 7.5M shares outstanding

Who owns MBVI?

By type of holder

Institutions 100.0% Everyone else 0.0%

No insider has reported a holding in the last two years, so insiders are counted in "Everyone else".

Concentration Top 10 holders own 161.2%

Highbridge Capital Management LLC 20.4% · Alberta Investment Management Corp 19.3%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

+1 vs last qtr

Net shares bought

+379.5K

by institutions in Q2 2026

New / sold out

5 / 4

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Glazer Capital, LLC +276.3K
Mizuho Securities USA LLC NEW +230.9K

Biggest sellers in Q2 2026

Meteora Capital, LLC −266.4K
HighTower Advisors, LLC −194.1K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for M3-Brigade Acquisition VI Corp in the last 12 months.

Is your stake being diluted?

There are not yet two fiscal years of reported share counts for M3-Brigade Acquisition VI Corp.

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years0% Under 1 year100%

Quarterly turnover

3.5%

of institutional shares changed hands

Top 10 managers, median time held

2 quarters

Super Investors

Investment managers reporting MBVI on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
HC Highbridge Capital Management LLC	1.5M	20.36%	+56.8K (+3.9%)	Q4 '25	0.4%
Shares held by quarter Peak holding1.5M (Q2'26) Change over 8 quarters+1.5M Share of the company20.360% Highbridge Capital Management LLC's full portfolio →
AI Alberta Investment Management Corp	1.5M	19.33%	Unchanged	Q4 '25	0.1%
Shares held by quarter Peak holding1.5M (Q4'25) Change over 8 quarters+1.5M Share of the company19.330% Alberta Investment Management Corp's full portfolio →

Highbridge Capital Management LLC

1.5M

% of company

20.36%

Change vs last qtr

+56.8K (+3.9%)

Held since

Q4 '25

Alberta Investment Management Corp

1.5M

% of company

19.33%

Change vs last qtr

Unchanged

Held since

Q4 '25

27 more super investors behind a free account

See every manager holding M3-Brigade Acquisition VI Corp, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting MBVI on Form N-PORT; together they hold 8.8% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
FT First Trust Merger Arbitrage Fund Investment Managers Series Trust II	$3.48M	343.7K	4.58%	0.21%	June 30, 2026
RO RiverNorth Opportunities Fund Inc. Rivernorth Opportunities Fund Inc.	$1.01M	100.0K	1.33%	0.31%	June 30, 2026

First Trust Merger Arbitrage Fund

Investment Managers Series Trust II

Position value

$3.48M

% of company

4.58%

% of the fund

0.21%

As of

June 30, 2026

RiverNorth Opportunities Fund Inc.

Rivernorth Opportunities Fund Inc.

Position value

$1.01M

% of company

1.33%

% of the fund

0.31%

As of

June 30, 2026

4 more funds behind a free account

See every fund holding M3-Brigade Acquisition VI Corp and how much of the fund the position is.

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