Substack · Madison and Wall
M&W SATURDAY SUMMARY: Publicis+Havas 3Q26 Results, Accenture’s Investor Day, Rakuten Expands Global TV Business + More Examples of Media Sales Consolidation in Germany, Japan and China
For Week Ending Oct. 17, 2026
Since publication +4.4% α +4.5 pp vs S&P 500 · USD