MARKEL GROUP INC (MKL) Stock Institutional Trading Activity


MARKEL GROUP INC (MKL) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Greenlea Lane Capital Management, Giverny Capital, Gardner Russo & Quinn, and Sequoia Financial Advisors. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2023Sequoia Financial AdvisorsBuy40677$864,807
Q1 2023Greenlea Lane Capital ManagementBuy6,2306,230$7,958,264
Q1 2023Giverny CapitalSell-1,76479,596$101,676,726
Q1 2023Berkshire HathawayBuy4,050471,661$602,504,481
Q4 2022Gardner Russo & QuinnBuy6888,725$11,495,100
Q4 2022Renaissance Technologies LLCSell-6,01019,611$25,837
Q4 2022Greenbrier Partners Capital ManagementSell-2,59628,737$37,861
Q4 2022Giverny CapitalSell-79381,360$107,191
Q4 2022Sequoia Financial AdvisorsBuy431637$839,241
Q4 2022Hancock Classic ValueBuy225225$296,435
Q3 2022Gardner Russo & QuinnBuy1,4268,037$8,714
Q3 2022Sequoia Financial AdvisorsSell-5206$223
Q3 2022Renaissance Technologies LLCBuy11,87025,621$27,779
Q3 2022Giverny CapitalBuy1,62482,153$89,072
Q2 2022Gardner Russo & QuinnBuy946,611$8,550
Q2 2022Sequoia Financial AdvisorsBuy7211$273
Q2 2022Renaissance Technologies LLCBuy13,17113,751$17,783
Q2 2022Giverny CapitalBuy1,97080,529$104,144
Q2 2022Berkshire HathawayBuy47,318467,611$604,738
Q1 2022Gardner Russo & QuinnSell-106,517$9,614
Q1 2022Sequoia Financial AdvisorsBuy204204$301
Q1 2022Renaissance Technologies LLCSell-6,651580$856
Q1 2022Giverny CapitalBuy2,24578,559$115,893
Q1 2022Berkshire HathawayBuy420,293420,293$620,034
Q4 2021Gardner Russo & QuinnSell-756,527$8,054
Q4 2021Renaissance Technologies LLCBuy2,9307,231$8,923
Q4 2021Giverny CapitalBuy2,10276,314$94,171
Q3 2021Gardner Russo & QuinnSell-1006,602$7,890
Q3 2021Giverny CapitalBuy2,90074,212$88,693
Q2 2021Gardner Russo & QuinnSell-106,702$7,953

Frequently asked questions about MKL activity

  • Which institutional owners are buying MKL?

    Institutional owners buying MKL include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in MKL activity?

    "Buy" means an investor increased their reported position in MKL compared to the prior reporting period. This reflects growing exposure to MARKEL GROUP INC (MKL) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in MKL increasing?

    Institutional interest in MKL can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.