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MBVIU M3-BRIGADE ACQUISITION VI CO

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Unit (unit), issuer CIK 2073928

26 managers (26 13F filers) reported a position in MBVIU shares at 2025-12-31, 4,362,377 shares in all. 1 filer opened a position and 51 filers sold out during the quarter.

Managers
26
13F filers
26
New
1
Added
4
Reduced
7
Sold out
51
Shares held by filers
4,362,377

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q4 2025

Filers in the available 13F reports with a share position at 2025-12-31, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
Magnetar Financial LLCin group Magnetar Financial LLC1,100,000$11.1M0.11%013F-HRTimelineGroup
HGC Investment Management Inc.625,000$6.33M1.34%-225,00013F-HRTimeline
STEADFAST CAPITAL MANAGEMENT LP400,000$4.05M0.07%013F-HRTimeline
RIVERNORTH CAPITAL MANAGEMENT, LLC399,512$4.05M0.19%-48813F-HRTimeline
TORONTO DOMINION BANKin group TORONTO DOMINION BANK281,400$2.85M0.01%+10,56013F-HRTimelineGroup
LMR Partners LLPin group LMR Partners LLP250,000$2.53M0.02%013F-HRTimelineGroup
READYSTATE ASSET MANAGEMENT LP225,000$2.27M0.1%+25,00013F-HRTimeline
SYQUANT CAPITAL SAS200,000$2.02M0.25%013F-HRTimeline
JPMORGAN CHASE & COin group JPMORGAN CHASE & CO150,000$1.51M<0.01%new13F-HRTimelineGroup
Schonfeld Strategic Advisors LLC100,000$1.01M0.01%-10,00013F-HRTimeline
CITIGROUP INCin group CITIGROUP INC100,000$1.01M<0.01%013F-HRTimelineGroup
Walleye Capital LLCin group Walleye Capital LLC100,000$1.01M0.01%013F-HRTimelineGroup
Clear Street Group Inc.in group Clear Street Group Inc.83,199$842K<0.01%-286,75913F-HRTimelineGroup
KRYGER CAPITAL Ltd76,978$779K0.06%+1,00213F-HRTimeline
Sandia Investment Management LP50,000$506K1.26%013F-HRTimeline
Quarry LP50,000$506K0.08%013F-HRTimeline
Westchester Capital Management, LLCin group Westchester Capital Managemen…50,000$505K0.02%013F-HRTimelineGroup
SONA ASSET MANAGEMENT (US) LLCin group SONA ASSET MANAGEMENT (US) LLC25,000$253K0.01%013F-HRTimelineGroup
Calamos Advisors LLCin group Calamos Advisors LLC24,606$249K<0.01%013F-HRTimelineGroup
Tuttle Capital Management, LLC20,000$202K0.45%013F-HRTimeline
Bulldog Investors, LLP15,240$154K0.03%-100,00013F-HRTimeline
CITADEL ADVISORS LLCin group CITADEL ADVISORS LLC10,645$108K<0.01%-18413F-HRTimelineGroup
PenderFund Capital Management Ltd.10,387$105K0.02%013F-HRTimeline
Timelo Investment Management Inc.in group Timelo Investment Management …10,000$101K0.11%013F-HRTimelineGroup
FNY Investment Advisers, LLC5,408$54K0.02%+10813F-HRTimeline
HEALTHCARE OF ONTARIO PENSION PLAN TRUS…2$20<0.01%-1,099,99813F-HRTimeline