Who owns MBVIWhat MBVI owns — n/a

Who owns M3-Brigade Acquisition VI Corp.?

Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.

Institutional ownership of MBVI from SEC Form 13F filings across 69 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.

As of the 2026-06-30 reporting period, 69 institutions disclosed 30.1M shares of M3-Brigade Acquisition VI Corp. worth $304.9M — about 87.2% of shares outstanding; the largest disclosed holder is HIGHBRIDGE CAPITAL MANAGEMENT LLC. Source: SEC Form 13F filings, parsed by EvidInvest.

13F holders

$304.9M

value, 2026 filers

87.2%

of shares outstanding (30.1M sh)

new positions (2026 filers)

Top institutional holders

ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of MBVI's shares outstanding

#	Manager	Shares	Value	% of fund	% of co.	Δ shares QoQ
1	HIGHBRIDGE CAPITAL MANAGEMENT LLC	1.5M	$15.5M	0.4%	4.4%	+3.9%
2	Alberta Investment Management Corp	1.4M	$14.7M	0.1%	4.2%	0.0%
3	GLAZER CAPITAL, LLC	1.4M	$13.7M	0.3%	3.9%	+25.7%
4	PEAK6 LLC	1.3M	$12.7M	0.0%	3.6%	0.0%
5	PICTON MAHONEY ASSET MANAGEMENT	1.1M	$11.3M	0.1%	3.2%	+1.5%
6	AQR Arbitrage LLC	1.1M	$11.2M	0.2%	3.2%	+0.8%
7	Linden Advisors LP	1.1M	$11.1M	0.1%	3.2%	0.0%
8	TENOR CAPITAL MANAGEMENT Co., L.P.	1.1M	$11.1M	0.2%	3.2%	0.0%
9	Polar Asset Management Partners Inc.	1.1M	$11.1M	0.2%	3.2%	0.0%
10	MMCAP International Inc. SPC	1.1M	$11.1M	0.9%	3.2%	0.0%
11	Magnetar Financial LLC	1.1M	$11.1M	0.1%	3.2%	0.0%
12	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.0M	$10.1M	0.0%	2.9%	0.0%
13	TWO SIGMA INVESTMENTS, LP	994,317	$10.1M	0.0%	2.9%	0.0%
14	Meteora Capital, LLC	987,332	$10.0M	0.8%	2.9%	-21.2%
15	HighTower Advisors, LLC	888,850	$9.0M	0.0%	2.6%	-17.9%
16	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	849,998	$8.6M	0.0%	2.5%	0.0%
17	Verition Fund Management LLC	842,415	$8.5M	0.0%	2.4%	0.0%
18	Context Capital Management, LLC	791,300	$8.0M	0.2%	2.3%	0.0%
19	Radcliffe Capital Management, L.P.	668,807	$6.8M	0.5%	1.9%	+4.7%
20	WOLVERINE ASSET MANAGEMENT LLC	631,553	$6.4M	0.1%	1.8%	+20.5%
21	OMERS ADMINISTRATION Corp	600,000	$6.1M	0.0%	1.7%	0.0%
22	Hudson Bay Capital Management LP	600,000	$6.1M	0.0%	1.7%	0.0%
23	Wealthspring Capital LLC	517,108	$5.2M	1.2%	1.5%	-5.8%
24	Mint Tower Capital Management B.V.	500,000	$5.1M	0.6%	1.4%	0.0%
25	Shaolin Capital Management LLC	424,411	$4.3M	0.2%	1.2%	-10.7%

Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.