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Tom Gayner

Markel Gayner Asset Management Corp

Thomas Gayner is Co-Chief Executive Officer of Markel Corporation. He oversees the investing activities for the company, as well as the Markel Ventures diverse industrial and service businesses. Gayner joined Markel in 1990 to form Markel Gayner Asset Management which provided equity investment counsel for Markel Corporation as well as outside clients.

Shares Held
Asset Size
% Top 10
155
$12.70B
41.49%
Latest2025Q3
Top BuysNVO (US)
Top SellsOI (US)

Stock Trading

All

Buys

Sells

No.
Name
Action
Shares Traded
% Change
Shares Held
Mkt Value (Date)
Report Date
Novo Nordisk A/S (US)
NVO
Buy
+501.13K
+14.80%
2.87M
$146.01M
2025-12-31
FedEx Corp (US)
FDX
Exit
-213.00K
-100.00%
0.00
$0.00
2025-12-31
CSX Corp (US)
CSX
Buy
+155.00K
+26.00%
440.00K
$15.95M
2025-12-31
4
Analog Devices Inc (US)
ADI
Sell
-144.43K
-12.30%
1.02M
$277.50M
2025-12-31
5
TransUnion (US)
TRU
Sell
-99.05K
-98.00%
2.00K
$171.50K
2025-12-31
6
Franco Nevada Ord Shs (CA)
FNV
Buy
+78.00K
+10.20%
683.50K
$141.70M
2025-12-31
7
Old Dominion Freight Line Inc (US)
ODFL
Buy
+62.90K
+12.90%
421.65K
$66.11M
2025-12-31
8
Tyson Foods Inc (US)
TSN
Buy
+36.00K
+3.90%
884.50K
$51.85M
2025-12-31
9
Exxon Mobil Corp (US)
XOM
Buy
+35.00K
+47.90%
38.00K
$4.57M
2025-12-31
10
Meta Platforms Inc (US)
META
Sell
-31.98K
-11.40%
248.30K
$163.90M
2025-12-31
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