GroupM Premium Supply Expands Offering with Video in the U.S.
Currently live in 10+ global markets, this is the first fully auditable programmatic premium supply marketplace
SpotX tapped as preferred programmatic video exchange partner
GroupM, WPP's media investment group, announced that it has expanded its global Premium Supply offering with video in the U.S. Currently live in more than 10 global markets, GroupM Premium Supply (GPS) was launched in 2017 as the first fully auditable programmatic premium supply marketplace allowing end to end visibility on all buys. In expanding…