Google May 2026 core update, Publicis-LiveRamp deal, and ChatGPT ad upgrades lead marketing news
By
Luis Rijo
17h ago· 15 min readenNews
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Summary
The article covers the major marketing and tech news from May 22-28, 2026, centered on Google's May 2026 core update causing significant SEO volatility, with 79.5% of top-three URL positions shifting. Other key stories include Publicis acquiring LiveRamp for $2.2 billion, ChatGPT introducing upgraded ad capabilities, DMA fines being issued, and programmatic RTB changes dominating the marketing landscape.
Key quotes
· 3 pulledSearch Engine Roundtable reported on May 25 that many practitioners saw significant movement, though not universally.
The update followed the March 2026 cycle by approximately seven weeks - that rollout had completed on April 8 after 12 days and produced volatility in which 79.5% of URLs in top-three positions shifted.
The week that began on May 22 carried the full weight of what was announced the week before it.
Google's May core update, Publicis-LiveRamp for $2.2B, ChatGPT ad upgrades, DMA fines, and programmatic RTB changes dominated marketing news May 22-28, 2026.
