Conglomerate · CIK 0001096343

Tom Gayner

Markel Group
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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.

Track Tom's filingsView holdings
Portfolio
$12.54B
Positions
128
Quarter
2025Q4
Filings tracked
40
1Y+13.0%3Y+71.1%5Y+37.2%Full performance →
Quarter
2025Q42025Q32025Q22025Q12024Q42024Q32024Q22024Q12023Q42023Q32023Q22023Q1
Capital flow per quarter
BuysSellsNet
+$6.96B+$3.48B$0-$3.48B-$6.96B'22Q1'22Q2'22Q3'22Q4'23Q1'23Q2'23Q3'23Q4'24Q1'24Q2'24Q3'24Q4'25Q1'25Q2'25Q3'25Q4
Latest · 2025Q4
+$217M
Lifetime buys
$10.02B
Lifetime sells
$1.43B

Quarter activity

What changed in 2025Q2 — net new, added, trimmed, exited.
New positions3 names
  • ADBEADOBE SYSTEMS INCORPORATED
    +14,000
    $5.4M
  • AMATAPPLIED MATLS INC
    +16,500
    $3.0M
  • CSXCSX CORP
    +65,000
    $2.1M
Added to37 names
  • NVONOVO-NORDISK A S
    +108,588
    $7.5M
  • FNVFRANCO NEV CORP
    +44,250
    $7.3M
  • ODFLOLD DOMINION FREIGHT LINE IN
    +29,250
    $4.7M
  • ABNBAIRBNB INC
    +28,183
    $3.7M
  • CMECME GROUP INC
    +13,000
    $3.6M
  • CBOECBOE GLOBAL MKTS INC
    +13,000
    $3.0M
  • HCAHCA HEALTHCARE INC
    +6,962
    $2.7M
  • UNPUNION PAC CORP
    +11,500
    $2.6M
  • GOOGLALPHABET INC
    +15,000
    $2.6M
  • G54950LINDE PLC
    +5,600
    $2.6M
  • LAMRLAMAR ADVERTISING CO NEW
    +21,000
    $2.5M
  • FERGFERGUSON ENTERPRISES INC
    +11,500
    $2.5M
  • + 25 more…
Trimmed6 names
  • MMM3M CO
    −175,500
    $26.7M
  • WSOWATSCO INC
    −25,331
    $11.2M
  • GPKGRAPHIC PACKAGING HLDG CO
    −287,225
    $6.1M
  • OIO-I GLASS INC
    −400,400
    $5.9M
  • IQVIQVIA HLDGS INC
    −9,084
    $1.4M
  • UNHUNITEDHEALTH GROUP INC
    −1,514
    $472K
Exited1 name
  • CABOCABLE ONE INC
    −11,900
    $3.2M

Recent transactions

Last 20 moves
ADD
Tom Gayner (Markel Group) added to UNP
UNION PAC CORP
+14,500
~$231.32 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to NSP
INSPERITY INC
+21,145
~$38.72 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to AXP
AMERICAN EXPRESS CO
+4,250
~$369.95 · 2025Q4
2026-02-06
NEW
Tom Gayner (Markel Group) opened a new position in BRO
BROWN & BROWN INC
+11,000
~$79.70 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to WSO
WATSCO INC
+12,500
~$336.95 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to UBER
UBER TECHNOLOGIES INC
+16,500
~$81.71 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to TSN
TYSON FOODS INC
+36,000
~$58.62 · 2025Q4
2026-02-06
TRIM
Tom Gayner (Markel Group) trimmed TRU
TRANSUNION
−99,050
~$85.75 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to TMO
THERMO FISHER SCIENTIFIC INC
+7,000
~$579.45 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to SCHW
SCHWAB CHARLES CORP
+11,000
~$99.91 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to ROL
ROLLINS INC
+13,250
~$60.02 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to ODFL
OLD DOMINION FREIGHT LINE IN
+62,900
~$156.80 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to NVR
NVR INC
+110
~$7292.77 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to NVO
NOVO-NORDISK A S
+501,125
~$50.88 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to NOC
NORFOLK SOUTHN CORP
+17,000
~$288.72 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to MSFT
MICROSOFT CORP
+3,600
~$483.62 · 2025Q4
2026-02-06
TRIM
Tom Gayner (Markel Group) trimmed META
META PLATFORMS INC
−31,978
~$660.09 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to MRSH
MARSH & MCLENNAN COS INC
+6,750
~$185.52 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to MAR
MARRIOTT INTL INC NEW
+16,500
~$310.24 · 2025Q4
2026-02-06
ADD
Tom Gayner (Markel Group) added to LPLA
LPL FINL HLDGS INC
+6,630
~$357.17 · 2025Q4
2026-02-06