Live feed18:27:58·652dINSIDERFilingvia QuantisnowPresident and CEO Touchon Pascal sold $20,139 worth of shares (3,038 units at $6.63), decreasing direct ownership by 4% to 70,127 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ATRA· Atara Biotherapeutics Inc.Health CareOriginal source