Atara Biotherapeutics, Inc. (NASDAQ:ATRA) Q4 2021 Earnings Conference Call February 28, 2022 4:30 PM ET Company Participants Eric Hyllengren - VP of IR and Finance Pascal Touchon - President and CEO Jakob Dupont - EVP and Global Head of Research and Development AJ Joshi - Chief Medical Officer Conference Call Participants Salim Syed - Mizuho Tessa Romero - JPMorgan John Newman - Canaccord Ernie Rodriguez - Cowen Carolina Ibanez - Stifel Tony Butler - ROTH Capital Operator Good afternoon, everyone. Thank yo ...