Live feed16:06:49·759dINSIDERFilingvia QuantisnowBrown Christopher D. exercised 3,600 shares at a strike of $1.75, increasing direct ownership by 0.41% to 884,994 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MASS· 908 Devices Inc.IndustrialsOriginal source