---
schema_version: "secwatch.filing_event.v1"
accession: "0001595974-25-000006"
form_type: "8-K"
ticker: "MGNI"
cik: "0001595974"
company_name: "MAGNITE, INC."
filed_at: "2025-02-26T23:59:59+00:00"
generated_at: "2026-05-26T03:38:16.953073+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Magnite Q4 revenue up 4% to $194M; CTV contribution ex-TAC up 23% to $77.9M, beating guidance

## Summary
- Q4 revenue $194.0M (+4% YoY); Contribution ex-TAC $180.2M (+9%).
- CTV Contribution ex-TAC $77.9M (+23%, above $75-77M guidance).
- Net income $36.4M ($0.24 diluted EPS) vs $30.9M ($0.16); Adjusted EBITDA $76.5M (42% margin).
- Full-year 2025 guidance: Contribution ex-TAC growth >10%, ex-political mid-teens; EBITDA margin +≥100bps.
- Ended 2024 with $483.2M cash; Q1 2025 Contribution ex-TAC guided $140-144M.

## SEC filing metadata
- accession: 0001595974-25-000006
- form_type: 8-K
- ticker: MGNI
- cik: 0001595974
- company_name: MAGNITE, INC.
- filed_at: 2025-02-26T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1595974/000159597425000006/0001595974-25-000006-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1595974/000159597425000006/mgni-20250226.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001595974-25-000006
- JSON: https://secwatch.observer/filing/0001595974-25-000006.json
- Plain text: https://secwatch.observer/filing/0001595974-25-000006.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.