8-K current report · filed Apr 20, 2026

MAGNITE, INC. (MGNI) 8-K Current Report: April 20, 2026

Item 5.02Item 7.01Item EX-99.1MGNI overview

Short answer

MAGNITE, INC. (MGNI) filed an 8-K current report with the SEC on April 20, 2026 reporting Item 5.02 (Departure/Election of Directors or Officers), Item 7.01 (Regulation FD Disclosure), Item EX-99.1 (Exhibit EX-99.1). CFO David Day plans to retire from Magnite.

MAGNITE, INC. 8-K event analysis

AI summary of each reported item and its exhibits

Item 5.02 · Departure/Election of Directors or Officers

  • CFO David Day plans to retire from Magnite
  • CFO service continues through September 30, 2026
  • Non-executive advisor role expected through May 31, 2027
  • Extended transition period supports finance leadership continuity and orderly succession planning

Item 7.01 · Regulation FD Disclosure

  • Forward-looking statements cover Magnite’s guidance and expected future financial performance
  • Projections depend on assumptions and estimates, creating material execution and forecasting risk
  • Investors directed to risk factors in the 2025 Form 10-K and subsequent Form 10-Q filings
  • Company disclaims obligation to update projections unless legally required

Item EX-99.1 · Exhibit EX-99.1

  • CFO David Day retiring; remains CFO through September 30, 2026, then special advisor through May 31, 2027
  • Board launching internal and external CFO search, with Day participating in succession planning
  • Leadership transition creates execution and investor-confidence risk after Day’s ten-year finance tenure
  • Magnite reaffirmed Q1 and full-year 2026 expectations, reducing immediate guidance risk
  • Day oversaw finance during the 2020 merger and SpotX and SpringServe acquisitions

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