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3) You can see performance of the Open Market demand in your waterfall, by navigating to the 'Demand' tab on the supply tag (a.k.a the waterfall page).
4) In order to get a more in depth look into performance by bidder, you can click on the box to the right of the name to open up a modal.
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Open Market Reporting:
You can report on your Open Market activity across your entire account by running a report with 'Demand Type' filtered as 'Open Market. To see this activity across your supply partners, add 'Supply Partner' as a Dimension. This shows Open Market activity per Supply Partner.
Dimensions:
Report results:
