Why retail media’s next land grab moves off-site before the 2026 holidays: 3 signals
A cluster of June 2026 signals (a Roundel doubling mandate, Walmart’s Vibe.co deal, and DoorDash’s media rollup) points to the next retail media land grab moving off-site. Expect at least one more top-tier US network to announce a CTV, self-serve, or ad-tech move before the 2026 holiday peak.