Live feed16:48:35·461dINSIDERFilingvia QuantisnowExecutive Vice President Sanderson Matthew converted options into 42,758 shares and covered exercise/tax liability with 15,971 shares, increasing direct ownership by 4% to 676,090 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.TTI· Tetra Technologies Inc.EnergyOriginal source