Live feed09:17:43·14mINSIDERFilingvia QuantisnowAmendment: CO-CEO Gerstenberg Eric W covered exercise/tax liability with 977 shares and returned 2,166 shares to the company, decreasing direct ownership by 5% to 60,857 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.CLH· Clean Harbors Inc.IndustrialsOriginal source