Live feed16:12:54·48dINSIDERFilingvia QuantisnowDirector Trail Sandra Y. exercised 3,140 units of Shares of Common Stock at a strike of $55.75, increasing direct ownership by 42% to 10,640 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.NHC· National HealthCare CorporationHealth CareOriginal source