secwatch.observer — SEC 8-K summary
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Issuer:     MAGNITE, INC. (MGNI)
CIK:        0001595974
Form:       8-K
Filed at:   2025-05-07T23:59:59+00:00
Accession:  0001595974-25-000015
Event type: earnings
Sentiment:  neutral
Materiality: 0.75
Item codes: 2.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Magnite Q1: rev +4%, Contr ex-TAC +12%, Adj EBITDA +47%; cautious Q2 guide, withdraws FY outlook
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- Revenue $155.8M (+4% YoY); Contribution ex-TAC $145.8M (+12% YoY); CTV Contribution ex-TAC $63.2M (+15%, above guidance).
- Adjusted EBITDA $36.8M (+47% YoY, margin 25%); Non-GAAP EPS $0.12 vs $0.05; Net loss narrowed to $9.6M from $17.8M.
- Q2 2025 guidance: Total Contribution ex-TAC $154-160M, CTV $70-72M, DV+ $84-88M; Adj EBITDA OpEx $110-112M.
- Company withdraws full-year 2025 outlook due to tariff-driven economic uncertainty, despite strong Q1 performance.
- CEO highlights continued Netflix programmatic growth and potential benefit from Google antitrust ruling.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1595974/000159597425000015/0001595974-25-000015-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1595974/000159597425000015/mgni-20250507.htm
  HTML page:      https://secwatch.observer/filing/0001595974-25-000015

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer