Conglomerate · CIK 0001096343
Tom Gayner
Markel Group
Tom Gayner runs Markel Group, a conglomerate overseeing $12.54B in disclosed equity holdings (SEC CIK 0001096343). The latest 13F filing (2025Q4) discloses 128 positions across 10 sectors, with the largest positions in GOOG, BRK.A and BRK.B. On a mark-to-market basis the tracked portfolio has returned 14.3% over the past year. OpenStocks tracks 40 consecutive 13F filings for this manager — every position change, new entry, and exit is logged below.
Portfolio
$12.54B
Positions
128
Quarter
2025Q4
Filings tracked
40
Holdings
Sorted by value · 2025Q4
128 positions
Avg buy
$45.22
2016Q1
Current
$332.77
Return
+635.9%
Last action
Added 1900.0%
2022Q3
2,749,860 sh
$862.91M
Avg buy
$215657
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
1,114 sh
$840.85M
Avg buy
$142.65
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
1,531,971 sh
$770.05M
Avg buy
$36.27
2022Q4
Current
$45.95
Return
+26.7%
Last action
Added 50.0%
2025Q4
13,073,609 sh
$599.95M
Avg buy
$149.14
2016Q1
Current
$249.70
Return
+67.4%
Last action
Added 0.3%
2023Q4
2,030,760 sh
$468.74M
Avg buy
$122.39
2016Q1
Current
$584.19
Return
+377.3%
Last action
Added 0.0%
2025Q2
877,900 sh
$408.72M
Avg buy
$87.28
2016Q1
Current
$315.10
Return
+261.0%
Last action
Added 1.0%
2023Q3
999,285 sh
$350.46M
Avg buy
$129.19
2016Q1
Current
$270.23
Return
+109.2%
Last action
Added 0.0%
2024Q2
1,227,290 sh
$333.65M
Avg buy
$133.43
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
920,000 sh
$316.57M
Avg buy
$203.20
2016Q1
Current
$900.00
Return
+342.9%
Last action
Added 0.6%
2022Q4
359,360 sh
$315.88M
Avg buy
$101.28
2016Q1
Current
$353.80
Return
+249.3%
Last action
Trimmed 12.4%
2025Q4
1,023,245 sh
$277.50M
Avg buy
$115.47
2016Q1
Current
$422.79
Return
+266.1%
Last action
Added 0.7%
2025Q4
535,680 sh
$259.07M
Avg buy
$1025
2024Q4
Current
$1025
Return
-0.0%
Last action
New holding
2024Q4
220,200 sh
$235.69M
Avg buy
$99.24
2016Q1
Current
—
Return
—
Last action
Added 0.1%
2023Q4
2,031,665 sh
$231.14M
Avg buy
$240.60
2022Q4
Current
$312.57
Return
+29.9%
Last action
Added 1.2%
2025Q4
559,951 sh
$200.00M
Avg buy
$201.03
2016Q1
Current
—
Return
—
Last action
Added 2.2%
2025Q4
577,669 sh
$194.65M
Avg buy
$48.92
2019Q3
Current
$128.13
Return
+161.9%
Last action
New holding
2022Q2
1,229,000 sh
$189.44M
Avg buy
$109.71
2016Q1
Current
$772.66
Return
+604.3%
Last action
Added 0.2%
2025Q2
328,650 sh
$188.27M
Avg buy
$28.28
2018Q3
Current
$102.02
Return
+260.7%
Last action
Added 0.2%
2023Q3
1,451,800 sh
$185.08M
Avg buy
$76.00
2016Q1
Current
$325.76
Return
+328.6%
Last action
Added 0.9%
2025Q4
488,500 sh
$180.72M
Avg buy
$73.96
2016Q1
Current
$336.02
Return
+354.3%
Last action
Added 2.7%
2025Q2
572,000 sh
$179.04M
Avg buy
$105.14
2016Q1
Current
—
Return
—
Last action
Added 1.1%
2025Q4
734,480 sh
$177.13M
Avg buy
$71.90
2018Q1
Current
$203.47
Return
+183.0%
Last action
New holding
2022Q2
753,750 sh
$171.64M
Avg buy
$176.20
2016Q1
Current
$676.87
Return
+284.1%
Last action
Trimmed 11.4%
2025Q4
248,303 sh
$163.90M
Avg buy
$73.60
2016Q1
Current
—
Return
—
Last action
Added 100.0%
2025Q1
2,394,544 sh
$153.20M
Avg buy
$48.48
2022Q2
Current
—
Return
—
Last action
New holding
2022Q2
1,012,500 sh
$146.57M
Avg buy
$67.99
2016Q1
Current
$40.93
Return
-39.8%
Last action
Added 21.2%
2025Q4
2,869,774 sh
$146.01M
Avg buy
$140.14
2024Q2
Current
—
Return
—
Last action
Added 12.9%
2025Q4
683,500 sh
$141.68M
Avg buy
$86.87
2016Q1
Current
$182.57
Return
+110.2%
Last action
Added 0.9%
2025Q4
761,750 sh
$141.32M
Avg buy
$35.63
2016Q1
Current
$92.62
Return
+159.9%
Last action
Added 0.8%
2025Q4
1,375,800 sh
$137.46M
Avg buy
$132.29
2016Q1
Current
$334.92
Return
+153.2%
Last action
New holding
2022Q2
391,000 sh
$131.63M
Avg buy
$108.20
2016Q1
Current
$234.54
Return
+116.8%
Last action
New holding
2022Q2
610,800 sh
$126.41M
Avg buy
$80.83
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
724,000 sh
$125.61M
Avg buy
$119.68
2016Q1
Current
$518.54
Return
+333.3%
Last action
New holding
2022Q2
207,540 sh
$118.48M
Avg buy
$108.47
2016Q1
Current
$80.04
Return
-26.2%
Last action
Added 0.4%
2025Q4
1,371,708 sh
$118.34M
Avg buy
$156.55
2021Q3
Current
$123.47
Return
-21.1%
Last action
Added 4.0%
2025Q1
869,250 sh
$115.41M
Avg buy
$28.67
2022Q4
Current
—
Return
—
Last action
Trimmed 0.0%
2023Q2
2,193,953 sh
$114.94M
Avg buy
$104.30
2016Q1
Current
—
Return
—
Last action
Added 0.2%
2022Q4
213,890 sh
$109.27M
Avg buy
$76.32
2016Q2
Current
—
Return
—
Last action
Added 2.4%
2023Q2
379,644 sh
$95.83M
Avg buy
$36.98
2016Q1
Current
$54.49
Return
+47.3%
Last action
Added 0.9%
2025Q4
1,489,025 sh
$89.37M
Avg buy
$3847
2018Q4
Current
—
Return
—
Last action
Added 0.9%
2025Q4
12,007 sh
$87.56M
Avg buy
$37.34
2016Q1
Current
—
Return
—
Last action
Trimmed 4.3%
2025Q3
1,505,800 sh
$86.57M
43
G54950103LINDE PLC
0.68%
of portfolio
Avg buy
$394.36
2023Q1
Current
—
Return
—
Last action
Added 3.8%
2025Q4
200,100 sh
$85.32M
Avg buy
$86.63
2016Q1
Current
$564.90
Return
+552.1%
Last action
Added 0.3%
2022Q4
142,850 sh
$81.96M
Avg buy
$80.60
2016Q1
Current
—
Return
—
Last action
Added 4.6%
2023Q4
252,550 sh
$81.38M
Avg buy
$120.12
2016Q1
Current
$265.61
Return
+121.1%
Last action
New holding
2022Q2
327,500 sh
$80.66M
Avg buy
$116.47
2016Q1
Current
$672.77
Return
+477.6%
Last action
Added 6.6%
2025Q4
273,500 sh
$78.96M
Avg buy
$112.00
2016Q2
Current
$436.79
Return
+290.0%
Last action
Added 0.3%
2022Q4
150,690 sh
$78.75M
Avg buy
$20.90
2020Q1
Current
—
Return
—
Last action
Added 1.5%
2022Q4
1,327,000 sh
$78.44M
Avg buy
$128.50
2016Q1
Current
$269.23
Return
+109.5%
Last action
New holding
2022Q2
274,300 sh
$72.01M
Avg buy
$209.27
2022Q2
Current
$213.57
Return
+2.1%
Last action
Added 17.5%
2025Q4
421,650 sh
$66.11M
Avg buy
$144.80
2016Q1
Current
$402.81
Return
+178.2%
Last action
New holding
2022Q2
154,900 sh
$60.27M
Avg buy
$91.07
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
213,300 sh
$53.25M
Avg buy
$64.81
2016Q4
Current
$98.36
Return
+51.8%
Last action
Added 1.1%
2025Q1
623,818 sh
$52.53M
Avg buy
$61.20
2016Q4
Current
$63.99
Return
+4.6%
Last action
Added 4.2%
2025Q4
884,500 sh
$51.85M
Avg buy
$122.86
2022Q2
Current
$178.35
Return
+45.2%
Last action
Added 0.4%
2025Q2
281,000 sh
$51.36M
57
G0403H108AON PLC
0.38%
of portfolio
Avg buy
$269.42
2020Q4
Current
—
Return
—
Last action
Added 3.3%
2025Q4
134,050 sh
$47.30M
58
G1151C101ACCENTURE PLC IRELAND
0.34%
of portfolio
Avg buy
$116.68
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
159,400 sh
$42.77M
Avg buy
$9.37
2023Q2
Current
—
Return
—
Last action
Added 3.6%
2024Q4
3,108,000 sh
$41.77M
Avg buy
$61.62
2020Q2
Current
—
Return
—
Last action
New holding
2024Q4
224,000 sh
$41.08M
Avg buy
$351.23
2023Q3
Current
$482.97
Return
+37.5%
Last action
Added 7.3%
2025Q4
80,680 sh
$37.67M
Avg buy
$197.06
2024Q3
Current
$257.05
Return
+30.4%
Last action
Added 11.2%
2025Q4
163,500 sh
$36.40M
Avg buy
$522.02
2022Q2
Current
$516.00
Return
-1.2%
Last action
Added 12.5%
2025Q4
62,800 sh
$36.39M
Avg buy
$158.07
2016Q1
Current
$231.85
Return
+46.7%
Last action
Added 4.4%
2025Q4
121,873 sh
$35.37M
Avg buy
$150.12
2016Q1
Current
$178.31
Return
+18.8%
Last action
Added 7.6%
2024Q4
155,950 sh
$34.88M
Avg buy
$137.77
2024Q1
Current
—
Return
—
Last action
Added 0.4%
2025Q2
226,451 sh
$34.26M
Avg buy
$158.00
2016Q1
Current
$987.21
Return
+524.8%
Last action
New holding
2022Q2
39,150 sh
$33.76M
Avg buy
$141.70
2016Q1
Current
$251.07
Return
+77.2%
Last action
Added 11.4%
2025Q4
141,278 sh
$32.68M
Avg buy
$127.35
2024Q3
Current
$137.81
Return
+8.2%
Last action
Added 5.8%
2025Q4
240,289 sh
$32.61M
Avg buy
$116.93
2020Q4
Current
$213.87
Return
+82.9%
Last action
Added 9.2%
2023Q4
154,550 sh
$32.17M
Avg buy
$73.37
2016Q1
Current
$95.75
Return
+30.5%
Last action
New holding
2022Q2
314,000 sh
$32.15M
Avg buy
$465.09
2021Q1
Current
$607.49
Return
+30.6%
Last action
Added 3.6%
2025Q4
64,513 sh
$31.20M
Avg buy
$321.50
2018Q4
Current
$333.34
Return
+3.7%
Last action
New holding
2022Q2
94,172 sh
$30.51M
Avg buy
$36.82
2016Q2
Current
$29.35
Return
-20.3%
Last action
Trimmed 11.0%
2024Q4
961,880 sh
$28.75M
Avg buy
$64.78
2016Q1
Current
$45.70
Return
-29.5%
Last action
Added 0.4%
2025Q2
447,400 sh
$28.50M
Avg buy
$248.60
2016Q1
Current
$362.42
Return
+45.8%
Last action
Added 22.5%
2025Q4
89,750 sh
$27.84M
Avg buy
$31.46
2016Q1
Current
$84.50
Return
+168.6%
Last action
Added 1.7%
2025Q3
355,500 sh
$27.38M
Avg buy
$655.22
2023Q3
Current
—
Return
—
Last action
Added 5.1%
2025Q1
31,150 sh
$25.21M
Avg buy
$111.60
2020Q1
Current
—
Return
—
Last action
Added 8.8%
2025Q4
185,000 sh
$23.42M
Avg buy
$78.22
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
843,000 sh
$22.18M
Avg buy
$98.96
2016Q1
Current
$200.71
Return
+102.8%
Last action
Added 1.1%
2023Q4
91,000 sh
$22.05M
Avg buy
$70.03
2018Q3
Current
$104.28
Return
+48.9%
Last action
Added 11.9%
2025Q4
212,000 sh
$21.83M
83
G7496G103RENAISSANCERE HLDGS LTD
0.16%
of portfolio
Avg buy
$193.03
2022Q3
Current
—
Return
—
Last action
Added 15.7%
2024Q1
70,000 sh
$19.68M
Avg buy
$47.72
2018Q2
Current
$81.25
Return
+70.3%
Last action
Added 2.0%
2022Q4
204,450 sh
$19.05M
Avg buy
$98.11
2016Q1
Current
$156.24
Return
+59.2%
Last action
New holding
2022Q2
114,500 sh
$18.37M
Avg buy
$267.36
2024Q1
Current
$297.24
Return
+11.2%
Last action
Added 10.0%
2025Q4
71,500 sh
$17.66M
Avg buy
$54.01
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
150,000 sh
$16.83M
Avg buy
$22.39
2022Q2
Current
$126.94
Return
+466.9%
Last action
Added 10.8%
2022Q4
102,750 sh
$16.54M
Avg buy
$34.35
2016Q1
Current
$42.72
Return
+24.4%
Last action
Added 54.4%
2025Q4
440,000 sh
$15.95M
Avg buy
$154.39
2018Q4
Current
$190.38
Return
+23.3%
Last action
Trimmed 25.5%
2024Q3
72,850 sh
$15.81M
Avg buy
$98.72
2021Q3
Current
$531.45
Return
+438.3%
Last action
New holding
2022Q2
25,900 sh
$15.04M
Avg buy
$49.17
2016Q1
Current
$78.93
Return
+60.5%
Last action
Trimmed 70.6%
2023Q2
173,200 sh
$14.21M
Avg buy
$42.14
2019Q2
Current
$134.84
Return
+219.9%
Last action
Trimmed 66.7%
2023Q4
121,500 sh
$14.10M
Avg buy
$62.54
2016Q4
Current
$82.99
Return
+32.7%
Last action
New holding
2022Q2
189,000 sh
$13.97M
Avg buy
$102.93
2016Q1
Current
$158.38
Return
+53.9%
Last action
New holding
2022Q2
96,210 sh
$13.81M
Avg buy
$141.27
2022Q4
Current
$123.91
Return
-12.3%
Last action
Added 9.9%
2024Q1
133,000 sh
$13.00M
Avg buy
$260.54
2016Q1
Current
—
Return
—
Last action
Added 43.0%
2025Q4
45,750 sh
$12.49M
Avg buy
$23.29
2020Q2
Current
$59.71
Return
+156.3%
Last action
New holding
2022Q2
235,000 sh
$12.42M
Avg buy
$62.65
2016Q1
Current
—
Return
—
Last action
New holding
2022Q2
474,187 sh
$12.36M
Avg buy
$169.50
2016Q1
Current
$191.36
Return
+12.9%
Last action
Added 23.9%
2025Q4
67,500 sh
$12.28M
Avg buy
$309.09
2023Q4
Current
$1606
Return
+419.6%
Last action
Added 1200.0%
2024Q1
13,000 sh
$12.13M
Avg buy
$66.78
2023Q2
Current
$76.48
Return
+14.5%
Last action
Added 13.4%
2025Q4
140,000 sh
$11.44M
Avg buy
$118.65
2017Q2
Current
$118.05
Return
-0.5%
Last action
Added 4.5%
2024Q3
115,500 sh
$11.00M
Avg buy
$215.11
2023Q1
Current
$171.95
Return
-20.1%
Last action
Trimmed 5.5%
2025Q3
46,900 sh
$10.57M
Avg buy
$240.60
2025Q1
Current
$309.38
Return
+28.6%
Last action
Added 46.5%
2025Q4
41,750 sh
$10.48M
Avg buy
$57.20
2020Q2
Current
$80.69
Return
+41.1%
Last action
New holding
2022Q2
114,620 sh
$10.01M
Avg buy
$48.47
2018Q1
Current
$62.44
Return
+28.8%
Last action
Added 7.7%
2024Q1
168,000 sh
$9.80M
Avg buy
$206.28
2025Q2
Current
$389.90
Return
+89.0%
Last action
Added 29.9%
2025Q4
34,100 sh
$8.76M
Avg buy
$451.51
2016Q1
Current
$316.40
Return
-29.9%
Last action
Trimmed 5.4%
2025Q2
26,500 sh
$8.75M
Avg buy
$232.02
2024Q4
Current
$396.17
Return
+70.8%
Last action
Added 24.4%
2025Q4
25,500 sh
$8.67M
Avg buy
$29.07
2022Q2
Current
—
Return
—
Last action
Added 400.0%
2024Q4
335,000 sh
$8.58M
Avg buy
$80.10
2024Q1
Current
—
Return
—
Last action
Added 16.1%
2025Q4
152,873 sh
$5.92M
Avg buy
$480.00
2016Q1
Current
$1123
Return
+133.9%
Last action
New holding
2022Q2
5,200 sh
$5.71M
Avg buy
$68.91
2016Q1
Current
$40.49
Return
-41.2%
Last action
Added 10.5%
2024Q2
136,500 sh
$5.27M
Avg buy
$82.79
2020Q1
Current
$73.35
Return
-11.4%
Last action
Added 2.7%
2023Q4
74,950 sh
$4.78M
Avg buy
$117.44
2016Q1
Current
$151.98
Return
+29.4%
Last action
Added 1166.7%
2025Q4
38,000 sh
$4.57M
Avg buy
$96.29
2025Q3
Current
$108.96
Return
+13.2%
Last action
Added 78.0%
2025Q4
44,500 sh
$4.40M
Avg buy
$63.93
2017Q2
Current
—
Return
—
Last action
Added 50.0%
2024Q3
60,750 sh
$4.26M
Avg buy
$74.16
2025Q3
Current
$80.14
Return
+8.1%
Last action
Added 62.9%
2025Q4
50,500 sh
$3.72M
Avg buy
$69.74
2024Q3
Current
$77.33
Return
+10.9%
Last action
Added 42.5%
2025Q4
47,750 sh
$3.54M
Avg buy
$272.21
2024Q4
Current
$283.46
Return
+4.1%
Last action
Added 225.0%
2025Q1
9,750 sh
$3.51M
Avg buy
$139.65
2021Q1
Current
$163.75
Return
+17.3%
Last action
Added 271.4%
2025Q4
20,870 sh
$3.38M
Avg buy
$32.04
2024Q4
Current
—
Return
—
Last action
Added 2.3%
2025Q2
87,500 sh
$3.19M
Avg buy
$218.87
2025Q1
Current
$197.56
Return
-9.7%
Last action
Added 63.9%
2025Q3
14,750 sh
$3.05M
Avg buy
$428.25
2024Q3
Current
—
Return
—
Last action
Added 22.2%
2024Q4
5,500 sh
$2.29M
Avg buy
$76.94
2025Q1
Current
$74.05
Return
-3.8%
Last action
Added 27.1%
2025Q3
30,500 sh
$2.25M
Avg buy
$79.70
2025Q4
Current
—
Return
—
Last action
New holding
2025Q4
11,000 sh
$876.7K
Avg buy
$70.43
2018Q4
Current
$75.64
Return
+7.4%
Last action
Trimmed 98.0%
2025Q4
2,000 sh
$171.5K
Portfolio heatmap
Box size = % of portfolio · color = return since filing
Sector exposure
Share of dollar value across the latest 13F report. Unclassified positions excluded.
- Financial Services36 pos$4.02B37.9%
- Industrials25 pos$1.52B14.3%
- Communication Services6 pos$1.48B14.0%
- Consumer Cyclical16 pos$1.36B12.8%
- Technology10 pos$1.09B10.2%
- Consumer Defensive11 pos$471.3M4.4%
- Healthcare6 pos$365.8M3.4%
- Basic Materials7 pos$279.5M2.6%
- Real Estate1 pos$23.4M0.2%
- Energy1 pos$4.6M0.0%
(15.4% unclassified, excluded from %)