---
schema_version: "secwatch.filing_event.v1"
accession: "0001595974-22-000008"
form_type: "8-K"
ticker: "MGNI"
cik: "0001595974"
company_name: "MAGNITE, INC."
filed_at: "2022-02-23T23:59:59+00:00"
generated_at: "2026-06-27T05:29:49.412359+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Magnite Q4 revenue $161.3M (+97% YoY); CTV ex-TAC up 252%

## Summary
- GAAP net income $0.5M, diluted EPS $0.00; non-GAAP EPS $0.26, up 37% YoY.
- Adjusted EBITDA $67.5M, margin 48% vs 37% a year ago.
- FY 2021 revenue ex-TAC $416.5M, up 90% YoY; CTV ex-TAC grew 52% on pro forma basis.
- Q1 2022 revenue ex-TAC guided $105-109M; CTV ex-TAC $40-42M.
- FY 2022 revenue ex-TAC expected well over $500M; free cash flow >$100M.

## SEC filing metadata
- accession: 0001595974-22-000008
- form_type: 8-K
- ticker: MGNI
- cik: 0001595974
- company_name: MAGNITE, INC.
- filed_at: 2022-02-23T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1595974/000159597422000008/0001595974-22-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1595974/000159597422000008/mgni-20220223.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001595974-22-000008
- JSON: https://secwatch.observer/filing/0001595974-22-000008.json
- Plain text: https://secwatch.observer/filing/0001595974-22-000008.txt

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