---
schema_version: "secwatch.filing_event.v1"
accession: "0001595974-22-000025"
form_type: "8-K"
ticker: "MGNI"
cik: "0001595974"
company_name: "MAGNITE, INC."
filed_at: "2022-05-04T23:59:59+00:00"
generated_at: "2026-06-26T00:43:19.131461+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.78
calibrated_materiality_score: 0.78
confidence: "high"
source: SEC EDGAR
---

# Magnite Q1 revenue ex-TAC up 79% to $107.1M; CTV grows 253% YoY; adjusted EBITDA up 208%

## Summary
- Revenue $118.1M (+94% YoY); revenue ex-TAC $107.1M (+79%); CTV ex-TAC $42.3M (+253% YoY).
- GAAP net loss $44.6M ($0.34 loss per share) vs $12.9M loss YoY; adjusted EBITDA $28.8M (+208%); margin 27%.
- Non-GAAP EPS $0.08 vs $0.03 YoY; operating cash flow $20.1M in Q1.
- Q2 guidance: revenue ex-TAC $123-127M, CTV ex-TAC $51-53M, adjusted EBITDA opex $83-85M.
- Full-year view: revenue ex-TAC >$500M, free cash flow >$100M, capex $40-45M.

## SEC filing metadata
- accession: 0001595974-22-000025
- form_type: 8-K
- ticker: MGNI
- cik: 0001595974
- company_name: MAGNITE, INC.
- filed_at: 2022-05-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.78
- calibrated_materiality_score: 0.78
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1595974/000159597422000025/0001595974-22-000025-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1595974/000159597422000025/mgni-20220504.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001595974-22-000025
- JSON: https://secwatch.observer/filing/0001595974-22-000025.json
- Plain text: https://secwatch.observer/filing/0001595974-22-000025.txt

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