Thomas Sinnickson GaynerFiled
Chief Executive OfficerExecutiveDirectorCIK 1159015
Net · 12 months
$0
Open-market buys − sales
Sold · 12 months
$0
$0 in 90d · 0 sales on record
Bought · 12 months
$0
$0 in 90d · 3 buys on record
Under 10b5-1
—
Share of sale value under a trading plan
Last trade
May 15, 2026
Filed May 19, 2026 · 13 rows
Monthly open-market value · 24 months Filed
- Bought (open market)
- Sold (open market)
Unusual activity Estimated
- 50Insider overlapMar 7, 2025
Rep. April McClain Delaney bought MKL 28 days after its CEO bought $201K
Details
- Politician
- April McClain Delaney
- Ticker
- MKL
- Asset
- Markel Group Inc. Common Stock (MKL)
- Tx type
- buy
- Tx date
- Mar 7, 2025
- Filing date
- Apr 2, 2025
- Amount low
- $15,001
- Amount high
- $50,000
- Amount mid
- $32,501
- Disclosed range
- $15,001 - $50,000
- Reporting lag days
- 26
- Is whale
- No
- Insider trade
- {"insider":{"slug":"thomas-sinnickson-gayner","name":"Thomas Sinnickson Gayner","title":"Chief Executive Officer","short_title":"CEO"},"company":"MARKEL GROUP INC.","ticker":"MKL","tx_kind":"open_market_buy","tx_date":"2025-02-07","shares":100,"price":2008.01,"value":200801,"is_10b5_1":false}
- Days between
- 28
- Opposite side
- No
- 50Insider overlapMar 6, 2025
Rep. April McClain Delaney bought MKL 27 days after its CEO bought $201K
Details
- Politician
- April McClain Delaney
- Ticker
- MKL
- Asset
- Markel Group Inc. Common Stock (MKL)
- Tx type
- buy
- Tx date
- Mar 6, 2025
- Filing date
- Apr 2, 2025
- Amount low
- $1,001
- Amount high
- $15,000
- Amount mid
- $8,001
- Disclosed range
- $1,001 - $15,000
- Reporting lag days
- 27
- Is whale
- No
- Insider trade
- {"insider":{"slug":"thomas-sinnickson-gayner","name":"Thomas Sinnickson Gayner","title":"Chief Executive Officer","short_title":"CEO"},"company":"MARKEL GROUP INC.","ticker":"MKL","tx_kind":"open_market_buy","tx_date":"2025-02-07","shares":100,"price":2008.01,"value":200801,"is_10b5_1":false}
- Days between
- 27
- Opposite side
- No
- 50Exec buyFeb 7, 2025
MKL CEO Thomas Sinnickson Gayner bought $201K on the open market
Details
- Insider
- Thomas Sinnickson Gayner
- Company
- MARKEL GROUP INC.
- Ticker
- MKL
- Tx kind
- open_market_buy
- Tx date
- Feb 7, 2025
- Shares
- 100
- Price
- $2,008
- Value
- $200.8K
- Is 10b5 1
- No
- 48Exec buyNov 1, 2024
MKL CEO Thomas Sinnickson Gayner bought $155K on the open market
Details
- Insider
- Thomas Sinnickson Gayner
- Company
- MARKEL GROUP INC.
- Ticker
- MKL
- Tx kind
- open_market_buy
- Tx date
- Nov 1, 2024
- Shares
- 100
- Price
- $1,550
- Value
- $155K
- Is 10b5 1
- No
Transactions
Independent third-party platform; not affiliated with or endorsed by any member of Congress. Data sourced from publicly available filings and records. Portfolio, holdings, returns, and allocations are estimates and may differ from actual values. Informational and educational only; not investment advice. Shares, prices and post-transaction holdings are exactly as reported on SEC Form 4; the whale score is a model ranking of that filed activity.