TG
Thomas Sinnickson Gayner (Chief Executive Officer) filed 1 Form 4 report in the past 24 months (1 purchase, 0 sales), most often in Markel Group Inc. (MKL). Across 1 priced purchase filing, the average 21-session return was -10.3% from execution and -10.3% from disclosure (delay-adjusted; derived). The largest single filing was $201K of MKL (100 sh × $2,008.01, as filed), executed Feb 7 2025. Data as of Nov 8 2026.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
-10.3%
avg across 1 priced filings
Delay-adjustediThe same average, entered at disclosure dates
-10.3%
same 1 filings, from disclosure
Filings, ttm
1
1 buys · 0 sells
Median delay
0d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$201K
shares × price, as filed
Last traded
Feb 7 2025
Filed Feb 7 2025
Median ADV $157.4M across their filed names
Open performance→Volume by month
Buys $201K
Sells $0
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Financial Services
1 filing
Sector per market data · by filing · past 24 months
Most traded names
MKLRecent filings
MKLPURCHASE
Markel Group Inc.
View filing →
$201K100 sh × $2,008.01
Exec Feb 7 2025
Filed Feb 7 2025 · 5:30 PM ET MKLPURCHASE Markel Group Inc. View filing → $155K
100 sh × $1,549.72
Exec Nov 1 2024
Filed Nov 5 2024 · 5:30 PM ET