• Ownership

Thomas Sinnickson Gayner - Insider Trading & Ownership

Entity
Individual
Location
C/O Markel Corp, 4521 Highwoods Parkway, Glen Allen, VA
Summary
The estimated net worth of Thomas Sinnickson Gayner is at least $141M dollars as of April 3, 2025. Thomas Sinnickson Gayner is the Chief Executive Officer, Director of MARKEL GROUP INC. and owns shares of MARKEL GROUP INC. (MKL) stock worth about $116M. Thomas Sinnickson Gayner is the Director of Cable One, Inc. and owns shares of Cable One, Inc. (CABO) stock worth about $16.9M. Thomas Sinnickson Gayner is the Director of Graham Holdings Co and owns shares of Graham Holdings Co (GHC) stock worth about $4.39M. Thomas Sinnickson Gayner is the Director of Colfax CORP and owns shares of Enovis CORP (ENOV) stock worth about $2.53M. Thomas Sinnickson Gayner is the Director of COCA COLA CO and owns shares of COCA COLA CO (KO) stock worth about $1.48M.
All Insider Reports
All Insider Reports

Ownership of Thomas Sinnickson Gayner

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
MKL MARKEL GROUP INC. Chief Executive Officer, Director $116M +$356K +0.31% Feb 18, 2025
CABO Cable One, Inc. Director $16.9M Mar 10, 2023
GHC Graham Holdings Co Director $4.39M +$74.3K +1.72% Sep 12, 2024
ENOV Enovis CORP Director $2.53M Dec 31, 2021
KO COCA COLA CO Director $1.48M Apr 1, 2025

Insider Transactions Reported by Thomas Sinnickson Gayner:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.