Live feed17:30:08·17dINSIDERFilingvia QuantisnowVP, Chief Accounting Officer Webster Roald Graham covered exercise/tax liability with 4,277 shares, decreasing direct ownership by 19% to 18,323 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ALGM· Allegro MicroSystems Inc.TechnologyOriginal source