Lists / People
Tom Gayner
secondary (#05); Markel as Berkshire-clone
Tom Gayner is Co-Chief Executive Officer of Markel Group, the specialty insurance holding company. As its long-serving Chief Investment Officer, he built a diversified equity portfolio and acquired operating businesses using underwriting float, mirroring Berkshire Hathaway's structure. He is closely followed by capital-allocation practitioners for his patient, owner-operator investment philosophy.
52/ 100
Authority scoreNotable
1lists#48peak1primary1category
Appears alongside
Top neighbors of Tom Gayner
8people
01
Aditya Puri
HDFC Bank; long-tenure compounder allocation
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02Ajit Jain
Berkshire reinsurance; float allocator
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03Allison Thacker
Rice Management Co.; endowment small-shop framework
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04Ana Marshall
Hewlett Foundation CIO; mission-aligned allocator
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05Andre Bourbonnais
PSP Investments ex-CEO; private-markets institutional allocator
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06Andreas Halvorsen
Viking Global; Tiger-cub long/short capital-allocation discipline
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07Andrew Forrest
Fortescue; iron-ore-cycle reinvestment allocator
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08Andrew Golden
Princo (Princeton); long-duration endowment allocator
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Last updated
10 May 2026