Header Bidding (HBIX) Tracker

The HBIX looks at what bidders are most commonly used across the Top 10K US sites.

What % of US sites do header bidding?
This looks at the Top 10K US Sites. A site is considered to do header bidding if it makes a call to one or more header bidding partners upon page load.
What % of US publishers do header bidding?
This looks at the sites in the Top 10K that show ads.
What adapters are header bidders using? (Top 10)
This looks just at sites doing header bidding and shows what % of those sites are pinging each vendor.
Top bidders over time
This follows the top seven bidders and looks at what % of header bidders ping them.