Live feed16:42:27·182dINSIDERFilingvia QuantisnowChief Executive Officer Gayner Thomas Sinnickson covered exercise/tax liability with 37 shares, decreasing direct ownership by 0.07% to 52,258 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MKL· Markel Group Inc.FinanceOriginal source