Market Share by Top Websites

1 StackAdapt is leading in Top 100K Sites.

2 In terms of market share, Open AdExchange is clearly lagging behind, losing to StackAdapt in all segments.

Websites Categories

1 Open AdExchange has better usage coverage in more websites categories. Including Business & Industry, Shopping, Sports, Sports and 12 other categories.

2 StackAdapt is leading in Health, Autos & Vehicles, Marketing & Advertising, Motorcycles and 2 other categories.


1 StackAdapt is leading in most countries, including United States, Canada, France, Egypt and 2 other countries.

2 Open AdExchange is leading in Denmark, Norway, Portugal, Sweden and one other country.