Live feed17:27:55·463dINSIDERFilingvia QuantisnowChief Financial Officer Butz Todd M converted options into 17,614 shares and covered exercise/tax liability with 5,637 shares, increasing direct ownership by 7% to 173,743 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MEC· Mayville Engineering Company Inc.IndustrialsOriginal source