Live feed20:07:02·267dINSIDERFilingvia QuantisnowChairman and CEO Batrack Dan L converted options into 40,585 shares and covered exercise/tax liability with 22,396 shares, increasing direct ownership by 6% to 332,498 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.TTEK· Tetra Tech Inc.Consumer DiscretionaryOriginal source