The supply-side platform Index Exchange and WPP’s media buying unit GroupM are approaching publishers with an unusual partnership. According to three publishers who were briefed about the deal, GroupM will begin to rout a majority of its demand through Index Exchange as part of a supply-path optimization (SPO) effort. Concentrating demand on Index’s pipes will... Continue reading »
The post GroupM Partners With Index Exchange As Hold Cos Lean Into SSPs appeared first on AdExchanger.
from AdExchanger https://ift.tt/32Heqex
via IFTTT
No comments:
Post a Comment