Investor and Media Relations

Jason Awe, Ph.D.
Senior Director, Corporate Communications & Investor Relations
T: (805) 217-2287
jawe@atarabio.com

Transfer Agent

Computershare Trust Company, N.A.
P.O. Box 505000
Louisville, KY 40233
T: (781) 575-2879
web.queries@computershare.com