Chad Robins | Chief Executive Officer and Co-Founder |
Karina Calzadilla | Vice President-Investor Relations |
Chad Cohen | Chief Financial Officer |
Julie Rubinstein | President |
Doug Schenkel | Cowen |
Brian Weinstein | William Blair |
Tejas Savant | Morgan Stanley |
Tycho Peterson | JPMorgan |
David Westenberg | Guggenheim Securities |
Mark Massaro | BTIG |
Ladies and gentlemen, thank you for standing by. And welcome to Adaptive Biotechnologies Fourth Quarter Financial Results Conference Call. [Operator Instructions] I would now like to turn the call over to your speaker today, Ms. Karina Calzadilla. Thank you, please go ahead.