Corporate history
Companies that became part of Magnite through acquisitions and mergers, from the reports that confirmed them.
- Acquired streamr.aiSeptember 2025Source
- Acquired SpotXApril 2021Source
Profile
TierEnterprise (10,000+ publishers)
SpecialtyCTV · Audio · DOOH · Open web
OwnsOwn SSP
Identity solutionsRampID (LiveRamp)
AIAgentic buying
Same publishers asGoogle Ad Manager · PubMatic · Microsoft Monetize
Running campaigns
Audience dataFirst-party audiences · Third-party data
Deals and supplyPrivate marketplace · Programmatic guaranteed · Curated deal
What you buy
FormatsDisplay · Video · CTV · Audio · DOOH
Deal typesPMP
Reach
publishers72,408
Direct share51%
Confirmed by the exchange1,477 / 37,073
Publisher countries
United States2,363
Germany1,104
Japan1,068
Italy989
United Kingdom828
France754+163 more
United States2,363 Germany1,104 Japan1,068 Italy989 United Kingdom828 France754+163 moreNorth America · Latin America · Europe · Middle East & North Africa · Sub-Saharan Africa · South Asia · East Asia · Southeast Asia · Central Asia & Caucasus · Oceania
Quality
Ad-heavy sites reached2.2%
Median publisher rank#169,688
Exclusive ad spots1 (0%)
Ad spot score64 / 100 · #57 of 1,179
How to place an ad
How to open an account here, what it takes and the minimum spend.
In the news
Update
Sep 23, 2026
Magnite Named Primary Video Ad Server and a Programmatic Technology Provider for HP TV+
As an SSP: DSPs that buy through Magnite
9 DSPs
Exchanges selling the same publishers as Magnite
8 exchanges
Publishers Magnite can sell
Which publishers this platform can sell, largest first.
