SEC 13F Intelligence

M3-BRIGADE ACQUISITION VI CO

CUSIP G63221124

M3-Brigade Acquisition Vi Co has 16 institutional holders in Filings Flow’s 13F database, together reporting 2.21M shares worth $20M as of Q1 2026. The largest reported holders are Highbridge Capital Management LLC, Alberta Investment Management Corp, and Peak6 LLC.

Institutional Holders
16
Q1 2026
Reported Value
$20M
Ticker
unmapped
private placement or foreign
Quarters Tracked
3

Ownership Trend

Institutional holders
Q4 ’25: 26Q4 ’25Q1 ’26: 16Q1 ’26Q2 ’26: 2Q2 ’26filingsflow.com
Total reported value
Q4 ’25: $42MQ4 ’25Q1 ’26: $20MQ1 ’26Q2 ’26: $2,102Q2 ’26filingsflow.com

Holders

Mixed quarters
Manager% of PortfolioValueSharesQuarter
HGC Investment Management Inc.$451M AUM1.41%$6M625.0KQ1 2026OLDER
Wealthspring Capital LLC$421M AUM1.35%$6M561.0KQ3 2025OLDER
MMCAP International Inc. SPC$1.2B AUM1.29%$11M1.10MQ3 2025OLDER
HIGHBRIDGE CAPITAL MANAGEMENT LLC$3.1B AUM0.65%$15M1.47MQ3 2025OLDER
PERISCOPE CAPITAL INC.$902M AUM0.63%$4M393.3KQ3 2025OLDER
METEORA CAPITAL, LLC$1.4B AUM0.54%$5M500.2KQ3 2025OLDER
GABELLI & Co INVESTMENT ADVISERS, INC.$674M AUM0.44%$3M269.4KQ3 2025OLDER
Cable Car Capital, LP$289M AUM0.43%$1M100.0KQ3 2025OLDER
Radcliffe Capital Management, L.P.$1.3B AUM0.36%$6M575.0KQ3 2025OLDER
AQR Arbitrage LLC$6.1B AUM0.29%$12M1.14MQ3 2025OLDER
Shaolin Capital Management LLC$2.7B AUM0.28%$7M650.0KQ3 2025OLDER
Context Capital Management, LLC$4.3B AUM0.27%$9M880.0KQ3 2025OLDER
First Trust Capital Management L.P.$1.9B AUM0.26%$4M400.0KQ3 2025OLDER
RIVERNORTH CAPITAL MANAGEMENT, LLC$2.0B AUM0.19%$4M399.5KQ4 2025OLDER
TENOR CAPITAL MANAGEMENT Co., L.P.$6.5B AUM0.15%$11M1.10MQ3 2025OLDER
Alberta Investment Management Corp$16.7B AUM0.14%$15M1.45MQ3 2025OLDER
BERKLEY W R CORP$1.9B AUM0.14%$2M242.2KQ3 2025OLDER
Polar Asset Management Partners Inc.$5.0B AUM0.12%$11M1.10MQ3 2025OLDER
READYSTATE ASSET MANAGEMENT LP$2.2B AUM0.10%$2M225.0KQ1 2026OLDER
PICTON MAHONEY ASSET MANAGEMENT$13.5B AUM0.10%$11,1331.10MQ3 2025OLDER
Quarry LP$558M AUM0.09%$507,50050.0KQ1 2026OLDER
ARISTEIA CAPITAL, L.L.C.$4.8B AUM0.08%$4M350.0KQ3 2025OLDER
K2 PRINCIPAL FUND, L.P.$1.4B AUM0.08%$1M100.0KQ3 2025OLDER
StoneX Group Inc.$1.9B AUM0.08%$2M182.1KQ3 2025OLDER
LINDEN ADVISORS LP$17.9B AUM0.07%$11M1.10MQ3 2025OLDER
STEADFAST CAPITAL MANAGEMENT LP$2.9B AUM0.07%$4M400.0KQ4 2025OLDER
Saba Capital Management, L.P.$3.6B AUM0.07%$3M247.6KQ3 2025OLDER
KRYGER CAPITAL Ltd$1.3B AUM0.06%$779,40277.0KQ4 2025OLDER
TIG Advisors, LLC$2.2B AUM0.06%$1M100.0KQ3 2025OLDER
MIZUHO SECURITIES USA LLC$4.2B AUM0.05%$3M257.7KQ3 2025OLDER
OMERS ADMINISTRATION Corp$15.6B AUM0.04%$6M600.0KQ3 2025OLDER
DAVIDSON KEMPNER CAPITAL MANAGEMENT LP$7.3B AUM0.04%$3M250.0KQ3 2025OLDER
DELTEC ASSET MANAGEMENT LLC$545M AUM0.04%$253,00025.0KQ3 2025OLDER
Governors Lane LP$1.6B AUM0.04%$506,00050.0KQ3 2025OLDER
Timelo Investment Management Inc.$127M AUM0.04%$101,25010.0KQ4 2025OLDER
Bulldog Investors, LLP$445M AUM0.03%$154,68615.2KQ1 2026OLDER
Verition Fund Management LLC$15.4B AUM0.03%$8M812.4KQ3 2025OLDER
Ghisallo Capital Management LLC$3.6B AUM0.03%$1M100.0KQ3 2025OLDER
MOORE CAPITAL MANAGEMENT, LP$4.9B AUM0.03%$2M200.0KQ3 2025OLDER
WOLVERINE ASSET MANAGEMENT LLC$10.4B AUM0.02%$3M330.0KQ3 2025OLDER
WHITEBOX ADVISORS LLC$8.1B AUM0.02%$2M150.0KQ3 2025OLDER
Westchester Capital Management, LLC$2.2B AUM0.02%$507,50050.0KQ1 2026OLDER
PEAK6 LLC$42.6B AUM0.02%$13M1.25MQ3 2025OLDER
Hudson Bay Capital Management LP$29.0B AUM0.02%$6M550.0KQ3 2025OLDER
TrueMark Investments, LLC$514M AUM0.02%$101,20010.0KQ3 2025OLDER
PenderFund Capital Management Ltd.$639M AUM0.02%$104,90910.4KQ4 2025OLDER
ADAGE CAPITAL PARTNERS GP, L.L.C.$64.8B AUM0.02%$10M1.00MQ3 2025OLDER
GABELLI FUNDS LLC$14.8B AUM0.02%$2M230.6KQ3 2025OLDER
TWO SIGMA INVESTMENTS, LP$123.9B AUM0.02%$10M1.01MQ3 2025OLDER
CANTOR FITZGERALD, L. P.$6.8B AUM0.01%$1M116.5KQ3 2025OLDER
BOOTHBAY FUND MANAGEMENT, LLC$7.7B AUM0.01%$506,00050.0KQ3 2025OLDER
LMR Partners LLP$45.4B AUM0.01%$3M250.0KQ1 2026OLDER
SONA ASSET MANAGEMENT (US) LLC$4.7B AUM0.01%$253,75025.0KQ1 2026OLDER
Clear Street Group Inc.$24.6B AUM0.01%$1M127.1KQ1 2026OLDER
TORONTO DOMINION BANK$69.7B AUM0.00%$3M332.6KQ1 2026OLDER
Schonfeld Strategic Advisors LLC$14.2B AUM0.00%$1M100.0KQ4 2025OLDER
Walleye Capital LLC$24.0B AUM0.00%$1M100.0KQ1 2026OLDER
Centiva Capital, LP$13.6B AUM0.00%$252,99025.0KQ3 2025OLDER
MILLENNIUM MANAGEMENT LLC$240.3B AUM0.00%$5M475.0KQ3 2025OLDER
BNP PARIBAS FINANCIAL MARKETS$205.8B AUM0.00%$4M358.2KQ3 2025OLDER
Parallax Volatility Advisers, L.P.$38.6B AUM0.00%$1M100.0KQ3 2025OLDER
Calamos Advisors LLC$28.2B AUM0.00%$250,36624.6KQ1 2026OLDER
CITIGROUP INC$234.5B AUM0.00%$913,50090.0KQ1 2026OLDER
STATE OF WISCONSIN INVESTMENT BOARD$43.7B AUM0.00%$101,20010.0KQ3 2025OLDER
JPMORGAN CHASE & CO$1.56T AUM0.00%$1M100.0KQ1 2026OLDER
CITADEL ADVISORS LLC$618.5B AUM0.00%$107,51510.6KQ4 2025OLDER
Magnetar Financial LLC$9.8B AUM0.00%$515Q1 2026OLDER
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND$62.2B AUM0.00%$202Q1 2026OLDER
UBS Group AG$666.3B AUM0.00%$202Q3 2025OLDER

Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.