MetaCap

Markel Group Insider Trades

NYSE: MKLFinanceProperty-Casualty InsurersUSD

1,767.39-0.4299 (-0.02%)

Market open · Delayed 15 min · as of Oct 9, 1:08 PM ET

Last 12 months

Purchases
3 · $371.07K
Sales
20 · $3.17M
Shares bought / sold
207 / 1.51K
Net activity
Net selling $2.8 million

Markel Group insider activity

Over the last 12 months, Markel Group insiders reported 61 transactions on SEC Form 4: 3 open-market purchases and 20 sales. Insiders bought $371,066 and sold $3.2 million worth of stock, for net insider selling of $2.8 million. The largest seller was MARKEL STEVEN A, with $2.8 million in reported sales.

The most recent filing shows Crowley Andrew G. (EVP & Pres., Markel Ventures) reporting a transaction in 7 shares at $1,730.49 on Jul 15, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put MKL's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

MKL insider transactions

Markel Group insider transactions
DateInsiderTypeSharesValueFiling
Jul 15, 2026Crowley Andrew G.EVP & Pres., Markel Venturesother7$12.94KForm 4
Jun 30, 2026Crowley Andrew G.EVP & Pres., Markel Venturesother3$4.55KForm 4
Jun 30, 2026Costanzo Brian J.Chief Financial Officerother2$3.50KForm 4
Jun 15, 2026OREILLY MICHAELDirectorother90$150.00KForm 4
Jun 15, 2026Puckett A. LynneDirectorother66$110.00KForm 4
Jun 15, 2026Cunningham Lawrence ADirectorother33$55.00KForm 4
Jun 15, 2026Morrison Harold Lawrence Jr.Directorother33$55.00KForm 4
Jun 15, 2026MICHAEL JONATHAN EDirectorother66$110.00KForm 4
Jun 15, 2026Housel Morgan E.Directorother66$110.00KForm 4
Jun 15, 2026Besca MarkDirectorother81$135.00KForm 4
Jun 15, 2026Leopold DianeDirectorother66$110.00KForm 4
May 22, 2026Harris Greta JDirectorSale27$49.92KForm 4
May 22, 2026Harris Greta JDirectorSale14$25.86KForm 4
May 22, 2026Harris Greta JDirectorSale35$64.61KForm 4
May 20, 2026OREILLY MICHAELDirectorAward89—Form 4
May 20, 2026Leopold DianeDirectorAward89—Form 4
May 20, 2026Housel Morgan E.DirectorAward89—Form 4
May 20, 2026Puckett A. LynneDirectorAward89—Form 4
May 20, 2026Harris Greta JDirectorAward89—Form 4
May 20, 2026Cunningham Lawrence ADirectorAward89—Form 4
May 20, 2026Besca MarkDirectorAward89—Form 4
May 20, 2026Morrison Harold Lawrence Jr.DirectorAward89—Form 4
May 20, 2026MICHAEL JONATHAN EDirectorAward89—Form 4
May 15, 2026Costanzo Brian J.Chief Financial Officerother30$50.00KForm 4
May 15, 2026Costanzo Brian J.Chief Financial OfficerTax withholding13$24.12KForm 4
May 15, 2026Grinnan Richard RandolphSVP, Chief Legal Officer & SecTax withholding116$214.56KForm 4
May 15, 2026Crowley Andrew G.EVP & Pres., Markel Venturesother60$100.00KForm 4
May 15, 2026Crowley Andrew G.EVP & Pres., Markel VenturesTax withholding75$138.05KForm 4
May 15, 2026GAYNER THOMAS SINNICKSONChief Executive OfficerTax withholding482$888.20KForm 4
May 7, 2026Leopold DianeDirectorBuy50$89.46KForm 4
May 6, 2026Leopold DianeDirectorBuy100$179.26KForm 4
May 1, 2026Puckett A. LynneDirectorBuy57$102.35KForm 4
Mar 31, 2026Crowley Andrew G.EVP & Pres., Markel Venturesother9$15.00KForm 4
Mar 31, 2026Costanzo Brian J.Chief Financial Officerother2$3.00KForm 4
Feb 26, 2026Wilson SimonEVP and CEO, Markel InsuranceSale100$207.95KForm 4
Feb 24, 2026Wilson SimonEVP and CEO, Markel InsuranceAward868—Form 4
Feb 24, 2026Costanzo Brian J.Chief Financial OfficerAward655—Form 4
Feb 24, 2026GAYNER THOMAS SINNICKSONChief Executive OfficerAward4,484—Form 4
Feb 24, 2026Grandis Meade P.CAO and ControllerAward70—Form 4
Feb 24, 2026Grinnan Richard RandolphSVP, Chief Legal Officer & SecAward801—Form 4
Feb 24, 2026Crowley Andrew G.EVP & Pres., Markel VenturesAward830—Form 4
Feb 17, 2026Wilson SimonCEO, Markel InsuranceTax withholding47$97.97KForm 4
Dec 31, 2025Costanzo Brian J.Chief Financial Officerother2$3.50KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale120$255.60KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale10$21.28KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale190$404.18KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale75$159.45KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale32$68.00KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale10$21.23KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale173$367.05KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale51$108.15KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale24$50.84KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale201$425.59KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale100$211.62KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale120$253.80KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale40$84.48KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale70$147.58KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale50$105.18KForm 4
Dec 11, 2025MARKEL STEVEN ADirectorSale64$134.40KForm 4
Dec 2, 2025GAYNER THOMAS SINNICKSONChief Executive OfficerTax withholding37$75.45KForm 4
Dec 2, 2025Wilson SimonCEO, Markel InsuranceTax withholding94$193.72KForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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