13F funds and investors starting with M
59 of the 901 funds and investors in the directory. Next to each name: type of filer and value of the 13F portfolio.
- M.D. SassInvestment firm · $1.5 bn
- M. Kraus$373M
- M & L Capital Management$482M
- M&T BankBank or trading desk · $34.1 bn
- M3fInvestment firm · $391M
- Ma Investment Partnership$561M
- MacKay ShieldsInvestment firm · $745M
- Mackenzie FinancialInvestment firm · $91.6 bn
- Madison Avenue PartnersInvestment firm · $2.3 bn
- Magellan Asset ManagementInvestment firm · $4.5 bn
- Magnolia GroupInvestment firm · $476M
- MAI Capital Management$26.3 bn
- Maj Invest Holding A/SInvestment firm · $2.3 bn
- MAK Capital OneInvestment firm · $714M
- Man GroupInvestment firm · $53.8 bn
- Manchester Global Management (UK)Investment firm · $906M
- Manitou Investment ManagementInvestment firm · $532M
- Manufacturers Life Insurance Company, theInsurance holding · $128 bn
- Maple Rock Capital PartnersInvestment firm · $5.1 bn
- MAR Vista Investment PartnersInvestment firm · $1.0 bn
- Maren CapitalInvestment firm · $2.2 bn
- Markel GroupInsurance holding · $12.8 bn
- Marshfield AssociatesInvestment firm · $4.3 bn
- Marsico Capital ManagementInvestment firm · $3.8 bn
- Mason Capital ManagementSingle-position portfolio · $607M
- Massachusetts Financial ServicesInvestment firm · $315 bn
- Mastercard Foundation Asset ManagementFoundation or endowment · $32.7 bn
- Matthew 25 ManagementInvestment firm · $345M
- MayTech Global InvestmentsInvestment firm · $900M
- MBB Public Markets I$926M
- Mcdonald Capital InvestorsInvestment firm · $1.2 bn
- Medina Value PartnersInvestment firm · $510M
- Melqart Asset Management (UK)Investment firm · $1.1 bn
- Menora Mivtachim Holdings$25.6 bn
- Meritage GroupInvestment firm · $2.6 bn
- Metropolis CapitalInvestment firm · $3.6 bn
- MFN Partners ManagementInvestment firm · $4.8 bn
- MHR Fund Management$1.9 bn
- MIC Capital Management UK LLP$394M
- Milestone Resources Group$1.5 bn
- Milestones Administradora de Recursos Ltda$557M
- Millennium ManagementQuant or multi-manager · $143 bn
- Miller Value PartnersInvestment firm · $423M
- Minneapolis Portfolio Management Group$1.1 bn
- Mirae Asset Global Etfs HoldingsIndex manager · $83.9 bn
- Mirae Asset Global InvestmentsInvestment firm · $56.8 bn
- Miramar Capital$455M
- Mirova USInvestment firm · $9.3 bn
- Mitsubishi UFJ Asset ManagementInvestment firm · $194 bn
- Mitsubishi UFJ Financial GroupOperating company · $78.8 bn
- Mitsubishi UFJ Trust & BankingInvestment firm · $45.7 bn
- Montrusco Bolton InvestmentsInvestment firm · $5.8 bn
- Morgan StanleyBank or trading desk · $1.9 tn
- Morguard Lincluden Global Investments$1.0 bn
- MPM BioimpactInvestment firm · $1.6 bn
- Mubadala Investment Co PJSCPension or sovereign fund · $34.8 bn
- Mudita Advisors LLPInvestment firm · $481M
- Mufg Securities (canada)Bank or trading desk · $3.7 bn
- MuhlenkampInvestment firm · $345M
Portfolios as of June 30, 2026, as filed on SEC Form 13F. Research information; not investment advice.