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MBVI

M3-Brigade Acquisition VI Corp
MBVI

67 hedge funds and large institutions have $300M invested in M3-Brigade Acquisition VI Corp in 2026 Q1 according to their latest regulatory filings, with 13 funds opening new positions, 7 increasing their positions, 14 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

160% more first-time investments, than exits

New positions opened: 13 | Existing positions closed: 5

12% more funds holding

Funds holding: 60 → 67 (+7)

9% more capital invested

Capital invested by funds: $274M → $300M (+$26.1M)

7.12% more ownership

Funds ownership: 79.48% → 86.59% (+7.1%)

50% less repeat investments, than reductions

Existing positions increased: 7 | Existing positions reduced: 14

100% less funds holding in top 10

Funds holding in top 10: 1 → 0 (-1)

Holders
67
Holders Change
+7
Holders Change %
+11.67%
% of All Funds
0.82%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
13
Increased
7
Reduced
14
Closed
5
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
MF
Magnetar Financial
Illinois
+$11.1M
2
MC
Meteora Capital
Florida
+$6.05M
3
RCM
Rivernorth Capital Management
Florida
+$4.03M
4
SAMU
SONA Asset Management (US)
New York
+$3.66M
5
BCM
BlueCrest Capital Management
Jersey
+$3.4M

Top Sellers

Rank Fund Capital Flow
1
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
-$2.52M
2
MSU
Mizuho Securities USA
New York
-$2M
3
CS
Clear Street
New York
-$1.53M
4
PC
Periscope Capital
Ontario, Canada
-$1.26M
5
CCC
Cable Car Capital
California
-$1M
Name Holding Trade Value Shares
Change 		Change in
Stake
BNP Paribas Financial Markets
26
BNP Paribas Financial Markets
France
$4.03M +$437K +43,308 +12%
FTCM
27
First Trust Capital Management
Illinois
$4.02M -$3K -298 -0.1%
RCM
28
Rivernorth Capital Management
Florida
$4.02M +$4.03M +399,510 New
PC
29
Periscope Capital
Ontario, Canada
$3.77M -$1.26M -125,000 -25%
SAMU
30
SONA Asset Management (US)
New York
$3.65M +$3.66M +363,069 New
AC
31
Aristeia Capital
Connecticut
$3.52M – – –
BCM
32
BlueCrest Capital Management
Jersey
$3.39M +$3.4M +337,000 New
COPPSERS
33
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$3.02M – – –
GCIA
34
Gabelli & Co Investment Advisers
New York
$2.71M – – –
DKCM
35
Davidson Kempner Capital Management
New York
$2.52M – – –
OCAI
36
O'Connor Alternative Investments
New York
$2.51M +$2.52M +250,000 New
WRBC
37
W.R. Berkley Corp
Connecticut
$2.44M – – –
GF
38
Gabelli Funds
New York
$2.32M – – –
MCM
39
Moore Capital Management
New York
$2.01M – – –
Millennium Management
40
Millennium Management
New York
$1.84M +$249K +24,700 +16%
LPC
41
Lineage Point Capital
Florida
$1.72M – – –
WA
42
Whitebox Advisors
Minnesota
$1.51M – – –
D.E. Shaw & Co
43
D.E. Shaw & Co
New York
$1.35M +$1.36M +134,493 New
SSA
44
Schonfeld Strategic Advisors
New York
$1.22M +$1.22M +121,362 New
GCM
45
Ghisallo Capital Management
Massachusetts
$1.01M – – –
TAL
46
TIG Advisors LLC
New York
$1.01M – – –
BI
47
Bulldog Investors
New Jersey
$1M – – –
KPF
48
K2 Principal Fund
Ontario, Canada
$1M – – –
Toronto Dominion Bank
49
Toronto Dominion Bank
Ontario, Canada
$921K -$763K -75,655 -45%
Parallax Volatility Advisers
50
Parallax Volatility Advisers
California
$808K +$808K +80,199 New
1
2
3

MBVI Hedge Fund Activity: Q1 2026 in Review

67 of the 8,143 institutional investors tracked by Wall St. Rank reported a position in M3-Brigade Acquisition VI Corp (MBVI) for Q1 2026, worth a combined $300M — up 9.5% from $274M a quarter earlier.

Buyers outnumbered sellers: 13 funds opened new MBVI positions and 5 closed out — a net gain of 8 holders — while 7 added to existing stakes and 14 trimmed.

The largest buyer was Magnetar Financial, opening a new position worth an estimated $11.1M. The largest seller was Healthcare of Ontario Pension Plan (HOOPP) Trust Fund, cutting an estimated $2.52M.

  • 67 institutional investors held M3-Brigade Acquisition VI Corp (MBVI) as of Q1 2026, up from 60 in Q4 2025.
  • Funds reported $300M of M3-Brigade Acquisition VI Corp stock for Q1 2026, up 9.5% quarter-over-quarter.
  • 13 funds opened new M3-Brigade Acquisition VI Corp positions in Q1 2026 and 5 closed out, a net change of +8 holders.
  • The largest M3-Brigade Acquisition VI Corp buyer in Q1 2026 was Magnetar Financial, an estimated $11.1M added.
  • The largest M3-Brigade Acquisition VI Corp seller in Q1 2026 was Healthcare of Ontario Pension Plan (HOOPP) Trust Fund, an estimated $2.52M sold.

Based on aggregated 13F filings for Q1 2026.