Sondra Newman | Senior Director IR |
Tony Hunt | CEO & President |
Jon Snodgres | CFO and Secretary |
Dan Arias | Citi Group |
Amanda Murphy | William Blair |
James Rutherford | Stephens |
Matt Hewitt | Craig Hallum |
Paul Knight | Janney |
Steve Schwartz | First Analysis |
Good day, ladies and gentlemen, and welcome to Repligen Corporation Fourth Quarter and Full Year 2017 Earnings Conference Call. My name is Nichole and I will be your coordinator. [Operator Instructions]. I will now turn the call over to your host for today's call, Sondra Newman, Senior Director of Investor Relations for Repligen. Please go ahead.