Live feed17:27:43·446dINSIDERFilingvia QuantisnowDirector Grupo Argos S.A. returned $2,872,800,000 worth of shares to the company (54,720,000 units at $52.50) and returned 1 units of Series A Non-Convertible Preferred Stock to the company (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.SUM· Summit Materials Inc.IndustrialsOriginal source