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 portfolio (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 13.0% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.
Portfolio
$12.54B
Positions
128
Quarter
2025Q4
Filings tracked
40
Capital flow per quarter
BuysSellsNet
Latest · 2025Q4
+$217M
Lifetime buys
$10.02B
Lifetime sells
$1.43B
Quarter activity
What changed in 2025Q4 — net new, added, trimmed, exited.
New positions1 name
- BROBROWN & BROWN INC+11,000$877K
Added to42 names
- BNBROOKFIELD CORP+4,357,868$200.0M
- NVONOVO-NORDISK A S+501,125$25.5M
- FNVFRANCO NEV CORP+78,000$16.2M
- ODFLOLD DOMINION FREIGHT LINE IN+62,900$9.9M
- CSXCSX CORP+155,000$5.6M
- MARMARRIOTT INTL INC NEW+16,500$5.1M
- NOCNORFOLK SOUTHN CORP+17,000$4.9M
- XOMEXXON MOBIL CORP+35,000$4.2M
- WSOWATSCO INC+12,500$4.2M
- TMOTHERMO FISHER SCIENTIFIC INC+7,000$4.1M
- CMECME GROUP INC+13,750$3.8M
- FERGFERGUSON ENTERPRISES INC+16,500$3.7M
- + 30 more…
Trimmed3 names
Recent transactions
Last 20 moves
NEW
BROWN & BROWN INC
+11,000
~$79.70 · 2025Q4
2026-02-06
ADD
THERMO FISHER SCIENTIFIC INC
+7,000
~$579.45 · 2025Q4
2026-02-06
ADD
OLD DOMINION FREIGHT LINE IN
+62,900
~$156.80 · 2025Q4
2026-02-06