Operator Ladies and gentlemen, thank you for standing by, and welcome to the MKS Instruments Fourth Quarter and Full Year 2020 Earnings Call. [Operator Instructions] I would now like to introduce the host of today's conference call, Mr. David Ryzhik. You may begin. David Ryzhik -- Vice President of Investor Relations Good morning, everyone. I am David Ryzhik, Vice President of Investor Relations. And I'm joined this morning by John Lee, President and Chief Executive Officer, and Seth Bagshaw, Senior Vice President and Chief Financial Officer. Yesterday, after market close, we released our financial results for the fourth quarter and full year 2020, which are posted to our website, mksinst.com. As a reminder, various remarks about future expectations, plans and prospects for MKS comprise forward-looking statements. Actual results may differ materially as a result of various important factors, including those discussed in yesterday's press release and in the most recent annual report on Form 10-K and any subsequent quarterly reports on Form 10-Q for the Company. These statements represent the Company's expectations only as of today and should not be relied upon as represented in the Company's estimates or views as of any date subsequent to today, and the Company disclaims any obligation to update these statements.