We’ve completed the first phase of a Publisher First-Party Segments Initiative which addresses buyer and seller needs in a cookieless environment.

[…] enhance our CTV business and better help our clients in this rapidly growing market. Anchored in sunny Los Angeles, bustling New York City, mile-high Denver, historic London, and down under in Sydney, Magnite has offices across North America, EMEA, LATAM, and APAC. Media Relations Charlstie Veith 516-300-3569 cveith@Magnite. com Investor Relations Nick Kormeluk 949-500-0003  nkormeluk@Magnite.com

[…] undue reliance on any forward-looking statement. Furthermore, forward-looking statements speak only as of the date on which they are made, and, except as required by law, the company disclaims any obligation to update these forward-looking statements to reflect future events or circumstances. Media Relations Charlstie Veith 516-300-3569 cveith@magnite. com Investor Relations Nick Kormeluk 949-500-0003 nkormeluk@magnite.com

[…] inventory and execute billions of advertising transactions each month. Anchored in bustling New York City, sunny Los Angeles, mile high Denver, historic London, colorful Singapore and down under in Sydney, Magnite has offices across North America, EMEA, LATAM, and APAC. Media Contact Kar Yi Lim klim@magnite. com 917-658-1994 Investor Relations Contact Nick Kormeluk nkormeluk@magnite.com 949-500-0003

[…] place undue reliance on any forward-looking statement. Furthermore, forward-looking statements speak only as of the date on which they are made, and, except as required by law, Magnite disclaims any obligation to update these forward-looking statements to reflect future events or circumstances. Media Contact: Magnite Charlstie Veith cveith@magnite. com Investor Contact: Magnite Nick Kormeluk nkormeluk@magnite.com

Magnite, the world’s largest independent sell-side advertising company, today introduced Magnite Access, a suite of omnichannel audience products that make it easier for display, online video, and streaming media owners–and their advertising partners–to maximize the value of their data assets.

[…] access brand-safe, high-quality ad inventory and execute billions of advertising transactions each month. Anchored in bustling New York City, sunny Los Angeles, mile high Denver, historic London, colorful Singapore, and down under in Sydney, Magnite has offices across North America, EMEA, LATAM, and APAC. Media Contact:  Charlstie Veith  cveith@magnite. com  Investor Contact:  Nick Kormeluk  nkormeluk@magnite.com

Magnite (NASDAQ: MGNI), the largest independent sell-side advertising company, today announced it will power the delivery of advertising on United Airlines’ inflight personal device entertainment (PDE) platform.

[…] brand-safe, high-quality ad inventory and execute billions of advertising transactions each month. Anchored in bustling New York City, sunny Los Angeles, mile high Denver, historic London, colorful Singapore, and down under in Sydney, Magnite has offices across North America, EMEA, LATAM, and APAC. Media Contacts TargetSmart Mike Czin Mczin@skdknick. com Magnite Kar Yi Lim klim@magnite.com

[…] brand-safe, high-quality ad inventory and execute billions of advertising transactions each month. Anchored in bustling New York City, sunny Los Angeles, mile-high Denver, historic London, colorful Singapore, and down under in Sydney, Magnite has offices across North America, EMEA, LATAM, and APAC. Media Contact: Charlstie Veith cveith@magnite. com 516-300-3569 Investor Relations Nick Kormeluk nkormeluk@magnite.com 949-500-0003