Live feed17:01:58·631dINSIDERFilingvia QuantisnowChief Product Officer Brown Christopher D. exercised 6,328 shares at a strike of $1.58, increasing direct ownership by 0.72% to 891,322 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MASS· 908 Devices Inc.IndustrialsOriginal source