Carrie Mendivil | Investor Relations |
Helmy Eltoukhy | Co-Founder & Chief Executive Officer |
AmirAli Talasaz | Co-Founder & President |
Mike Bell | Chief Financial Officer |
Brian Weinstein | William Blair |
Tycho Peterson | JPMorgan |
Doug Schenkel | Cowen |
Puneet Souda | SVB Leerink |
Tejas Savant | Morgan Stanley |
Derik de Bruin | Bank of America |
Patrick Donnelly | Citi |
Dan Arias | Stifel |
Max Masucci | Canaccord Genuity |
Ladies and gentlemen, thank you for standing by, and welcome to the Guardant Health Q4 2020 Earnings Conference Call. At this time, all participant lines are in a listen-only mode. After the speakers' presentation, there will a question-and-answer session. [Operator Instructions] Please be advised, that today's conference is being recorded. [Operator Instructions] I would now like to hand the conference over to your speaker today, Ms.