Back to M researchManagerReported valueSharesFiling period Dimensional Fund Advisors LP$298M16.48M2026-03-31American Century Companies Inc$220M12.14M2026-03-31Arrowstreet Capital, Limited Partnership$104M5.76M2026-03-31Berkshire Hathaway$55M3.04M2026-03-31Appaloosa LP$24.3M1.26M2024-06-30UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME$17.1M947K2026-03-31Principal Financial Group Inc$14.1M599K2026-06-30Swiss National Bank$9.5M526K2026-03-31Legal & General Group Plc$8.7M749K2023-09-30BNP Paribas Financial Markets$6.4M335K2024-06-30Bridgewater Associates$4.6M252K2026-03-31HSBC Holdings PLC$4.2M233K2026-03-31Sumitomo Mitsui Trust Group, Inc.$299K17.10K2023-03-31Mitsubishi UFJ Asset Management Co., Ltd.$31.4K1.74K2026-03-31
Institutional ownership
M in reported 13F portfolios
Reported long holdings only · filing data can be delayed up to 45 days after quarter-end.Managers14
Reported value$766M
Latest periodJun 2026
Frequently asked questions
Who owns M?
14 managers currently show reported long M positions in Insider Deck’s 13F sample, totaling about $766M.
How fresh is M ownership data?
13F filings are quarterly and can lag quarter-end by up to 45 days. Positions appear after SEC tables are processed and CUSIPs resolve to tickers.