Operator
Ladies and gentlemen, thank you for standing by, and welcome to the Power Integrations Fourth Quarter Earnings Call. [Operator Instructions]
I would now like to hand the conference over to your speaker today, Joe Shiffler, Director of Investor Relations. Thank you. Please go ahead.
Joe Shiffler
Director, Investor Relations and Corporate Communications
Thank you, Mike. Good afternoon, everyone. Thanks for joining us. With me on the call today are Balu Balakrishnan, President and CEO of Power Integrations; and Sandeep Nayyar, our Chief Financial Officer. During this call, we will refer to financial measures not calculated according to GAAP. Non-GAAP measures exclude stock-based compensation expenses, amortization of acquisition-related intangible assets and the tax effects of these items. A reconciliation of non-GAAP measures to our GAAP results is included in our press release.