According to Pixalate’s research, Magnite ranks No. 1 for CTV SSP market share in the U.S. (26%) and Canada (47%) on Roku; on mobile apps, Verve leads in the U.S. (46%) and Canada (14%) in Apple App Store apps, while Google AdExchange (18%) is No. 1 in Google Play Store Apps in Canada
LONDON, August 25, 2025 -- Pixalate, the leading global platform for ad fraud protection, privacy, and compliance analytics, today released the Q2 2025 North America Supply-Side Platform (SSP) Market Share Reports for the United States and Canada. The reports reveal SSP market share across Connected TV (CTV), mobile apps, and the web.
The report rankings incorporate sellers within the SupplyChain Object (SCO), meaning all sellers involved in the sale of an impression receive market share credit (i.e., in the case of reselling).
In addition to the U.S. and Canada reports, Pixalate also released SSP market share rankings for the United Kingdom, France, Spain, Ukraine, Netherlands, Germany, Mexico, Brazil, China, Japan, Australia, Singapore, and India.
| Rank | United States | Canada |
| 1 | Index Exchange (19%) | Triple Lift Inc. (17%) |
| 2 | Magnite (11%) | Index Exchange (15%) |
| 3 | Triple Lift Inc. (10%) | OpenX(14%) |
| Rank | United States | Canada |
| 1 | Verve (21%) | Google Ad Exchange (18%) |
| 2 | Admile (8%) | Bidmachine (13%) |
| 3 | Bidmachine (7%) | Digital Turbine (13%) |
| Rank | United States | Canada |
| 1 | Verve (46%) | Verve (14%) |
| 2 | Bidmachine (7%) | Digital Turbine (11%) |
| 3 | VideoHeroes (5%) | Google Ad Exchange (10%) |
| Rank | United States | Canada |
| 1 | Magnite (26%) | Magnite (47%) |
| 2 | FreeWheel (18%) | TripleLift Inc. (25%) |
| 3 | PubMatic (11%) | Sharethrough (7%) |
| Rank | United States | Canada |
| 1 | Magnite (17%) | TripleLift Inc. (55%) |
| 2 | Pubmatic (13%) | Magnite (44%) |
| 3 | FreeWheel (12%) | Nexxen (11%) |
| Rank | United States | Canada |
| 1 | FreeWheel (22%) | Nexxen (54%) |
| 2 | Nexxen (18%) | Google Ad Exchange (29%) |
| 3 | Pubmatic (12%) | Aceex (8%) |
| Rank | United States | Canada |
| 1 | FreeWheel (15%) | Verve (31%) |
| 2 | PubMatic (14%) | Magnite (20%) |
| 3 | Magnite (13%) | Nexxen (11%) |
To compile the research in this series, Pixalate's data science team analyzed over 500 million CTV impressions across 4,600+ Roku, Amazon Fire TV, Samsung Smart TV, and Apple TV Store apps, over 6+ billion mobile impressions across over 300,000+ apps from the Apple App Store and Google Play Store (including apps deemed delisted by Pixalate), and approx 2 billion impressions on desktop and mobile web traffic in June 2025 to reveal the regional ranking of SSPs for open programmatic ads sold.
About Pixalate
Pixalate is a global platform specializing in privacy compliance, ad fraud prevention, and digital ad supply chain data intelligence. Founded in 2012, Pixalate is trusted by regulators, data researchers, advertisers, publishers, ad tech platforms, and financial analysts across the Connected TV (CTV), mobile app, and website ecosystems. Pixalate is accredited by the MRC for the detection and filtration of Sophisticated Invalid Traffic (SIVT). pixalate.com
Disclaimer
The content of this press release and the Supply-Side Platform (SSP) Market Share Reports, reflects Pixalate’s opinions with respect to the factors that Pixalate believes can be useful to the digital media industry. Any data shared is grounded in Pixalate’s proprietary technology and analytics, which Pixalate is continuously evaluating and updating. Any references to outside sources should not be construed as endorsements. Pixalate’s opinions are just that, opinions, which means that they are neither facts nor guarantees. Pixalate is sharing this data not to impugn the standing or reputation of any entity, person or app, but, instead, to report findings and trends pertaining to the time period studied.