Live feed14:52:39·336dINSIDERFilingvia QuantisnowEXEC. VICE PRESIDENT (CHESI) Curtis George L covered exercise/tax liability with 399 shares, decreasing direct ownership by 0.81% to 48,664 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.CLH· Clean Harbors Inc.IndustrialsOriginal source