WPP PLC is facing shareholder unrest over its handling of founder Martin Sorrell’s resignation, in a sign of how the advertising giant is straining to turn the page on its former chief executive and the business model he pioneered.
Shareholders attending their first annual meeting without Mr. Sorrell at the helm showed unusually narrow support for Chairman Roberto Quarta, who was re-elected with 84.5% of votes, compared with nearly 98% last year.
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