Live feed18:50:55·476dINSIDERFilingvia QuantisnowChief Financial Officer Butz Todd M converted options into 11,560 shares and covered exercise/tax liability with 3,700 shares, increasing direct ownership by 5% to 161,766 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MEC· Mayville Engineering Company Inc.IndustrialsOriginal source