Magnite(MGNI) - 2024 Q4 - Annual Results

Exhibit 99.1 Adjusted EBITDA Margin of 42% in Fourth Quarter (2) NEW YORK – February 26, 2025 – Magnite (NASDAQ: MGNI), the world's largest independent sell-side advertising company, today reported its results of operations for the fourth quarter and year ended December 31, 2024. Recent Highlights: Expectations: "CTV performed well above expectations based on strength from our partnerships with many of the largest industry players. 1 • Revenue of $194.0 million for Q4 2024, up 4% from Q4 2023 • Contribution ...