Receipt
Filed May 4, 2026
The short version
Mike Shields predicted on September 15, 2020: “The big agency holding companies are in for a brutal decade. Clients are taking media in-house, consultancies are eating strategy, and the holdcos haven't built a real answer.” Verdict: Called it. Shields called the holdco squeeze in 2020. WPP, Publicis, IPG all underperformed; Omnicom-IPG merged in 2024 and global headcount cuts hit every…
Prediction by
Mike Shields
On September 15, 2020
“The big agency holding companies are in for a brutal decade. Clients are taking media in-house, consultancies are eating strategy, and the holdcos haven't built a real answer.”
Follow-up
Shields called the holdco squeeze in 2020. WPP, Publicis, IPG all underperformed; Omnicom-IPG merged in 2024 and global headcount cuts hit every holdco through 2025.
Original source
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