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AI brief of an SEC Form 8-K · MAGNITE, INC. (MGNI)

Magnite raises 2026 outlook as Q3 contribution ex-TAC rises 20% to $200.6 million

Positive Impact 4 of 5 earnings Written later

Magnite reported third-quarter 2026 revenue of $204.2 million, up 14% year-over-year, and net income of $34.0 million, or $0.23 per diluted share, up 70%. The company raised its full-year 2026 guidance for contribution ex-TAC growth, Adjusted EBITDA growth and Adjusted EBITDA margin, which points to higher expected profitability for shareholders.

Key points

  • Q3 2026 contribution ex-TAC of $200.6 million, up 20% year-over-year and above the $188 million to $192 million guidance range
  • Contribution ex-TAC from CTV of $105.4 million, up 39% year-over-year; DV+ contribution of $95.3 million, up 5%
  • Full-year 2026 contribution ex-TAC growth raised to about 17%, from 13% to 14%; Adjusted EBITDA margin raised to about 38.5%, from at least 37%
  • Q4 2026 contribution ex-TAC expected between $227 million and $233 million

The filing

CompanyMAGNITE, INC. (MGNI)
Form8-K, current report
Filed with the SECNov 4, 2026, 4:17 PM ET
Accession number0001595974-26-000039

Items reported: 2.02 Results of Operations

Read the filing on SEC.gov ↗

Written by AI on Nov 9, 2026, 8:38 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on November 04, 2026.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.