Covers agencies and retail-media. Bylines at digiday.com. Desk record: 5 signals cited since August 2026, 2 published. Updated September 18, 2026.
Indexed from published reporting. Not a medianexis staff byline. Any journalist can ask to be removed.
WPP faces a former exec’s kickback lawsuit, a class action alleging execs misled shareholders for 19 months, and a Sony probe finding WPP kept 80% of publisher rebates. Clients like Coca-Cola still praise the holdco publicly.
Publicis, Omnicom, WPP, Havas, Stagwell, S4 and Dentsu all framed H1 2026 earnings around “delivering outcomes” rather than media planning. Executives admit privately that outcomes are hard to prove given too many external factors on consumer behavior.