Live feed16:52:08·402dINSIDERFilingvia QuantisnowDirector Spoto Mark bought $42,850 worth of shares (10,000 units at $4.29), increasing direct ownership by 19% to 62,971 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MASS· 908 Devices Inc.IndustrialsOriginal source