Live feed17:28:48·560dINSIDERFilingvia QuantisnowChairman, CEO and President Batrack Dan L converted options into 49,435 shares and covered exercise/tax liability with 27,230 shares, increasing direct ownership by 18% to 146,590 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.TTEK· Tetra Tech Inc.Consumer DiscretionaryOriginal source