Magnite’s Sean Buckley: What Supply Side Consolidation Means to the Buy Side

MIAMI — Supply-side platform partnerships have dramatically consolidated as buyers recognize the inefficiency of managing dozens of technology relationships, shifting toward deeper integrations with two to five strategic partners rather than broad vendor distributions. “If you go back six or seven years, it was not uncommon for buyers to work with 50, 60 downstream supply [...]

Last updated Oct 22, 2026 by the ATDb Editorial Team