Operator
Hello, everyone, and welcome to PubMatic s first-quarter 2021 earnings call. My name is Cara, and I will be your operator today. Before I hand the call over to PubMatic team, I d like to go over a few housekeeping notes. As a reminder, this webinar is being recorded.
[Operator instructions] Thank you for your attendance today, and I will now turn the call over to Stacie Clements with The Blueshirt Group.
Stacie Clements
Investor Relations
Thank you, operator, and good afternoon, everyone. Thank you for joining us on PubMatic s earnings call for the first quarter ended March 31, 2021. Joining me on the call are Rajeev Goel, co-founder and CEO; and Steve Pantelick, CFO. Today s prepared remarks have been recorded after which Rajiv and Steve will host live Q&A.
Operator
Welcome to the Q1 2021 Roku earnings conference call. My name is John. I ll be your operator for today s call. [Operator instructions] And I will now turn the call over to Conrad Grodd.
Conrad Grodd
Vice President, Investor Relations
Thank you, operator. Good afternoon, and welcome to Roku s financial results conference call for the first quarter ended March 31, 2021. I m joined on the call today by Anthony Wood, Roku s founder and CEO; Steve Louden, our CFO; and Scott Rosenberg, senior vice president, general manager of our platform business, who will be available for Q&A. Full details of our results and additional management commentary are available in our shareholder letter, which can be found on the Investor Relations section of our website at ir.roku.com.
Executive Vice President and Chief Financial Officer
Good morning, everyone. Glenn Schiffman here, and welcome to the IAC and Angi Inc. First Quarter earnings presentation. Joining me today is Joey Levin, CEO of IAC and Chairman of Angi; and Oisin Hanrahan, CEO of Angi, Inc. Similar to last quarter, supplemental to our quarterly earnings releases, IAC has published its quarterly shareholder letter. We will not be reading the shareholder letter on this in this presentation. It is currently available on the Investor Relations section of IAC s website. I will shortly turn the call over to Joey to make a few brief introductory remarks, and then we ll open it up to Q&A.
Operator
Good morning, everyone. Glenn Schiffman here, and welcome to the IAC and Angi Inc. First Quarter earnings presentation. Joining me today is Joey Levin, CEO of IAC and Chairman of Angi; and Oisin Hanrahan, CEO of Angi, Inc. Similar to last quarter, supplemental to our quarterly earnings releases, IAC has published its quarterly shareholder letter. We will not be reading the shareholder letter on this in this presentation. It is currently available on the Investor Relations section of IAC s website. I will shortly turn the call over to Joey to make a few brief introductory remarks, and then we ll open it up to Q&A.
And welcome to the TechTarget s First Quarter 2021 Earnings Release Conference Call. [Operator Instructions]
I would now like to turn the conference over to Charlie Rennick, General Counsel. Please go ahead.
Charles D. Rennick
Secretary, Vice President and General Counsel
Thank you, Betsy, and good afternoon. Joining me here today are Greg Strakosch, our Executive Chairman; Mike Cotoia, our Chief Executive Officer; and Dan Noreck, our Chief Financial Officer. Before turning the call over to Greg, I would like to remind everyone on the call of our earnings release process. As previously announced, in order to provide you with an update on our business in advance of the call, we posted our shareholder letter on the Investor Relations section of our website and furnished it on an 8-K. Following Greg s introductory remarks, the management team will be available to answer your questions. Any statements made today by TechTarget that are not factual, including during the Q&A, may be