S&P 500

The Trade Desk makes the S&P 500, triggering a stock price rebound; Estée Lauder is the latest big legacy brand to embrace influencers; and CMOs are trying to measure their return on AI, but it’s tricky.

The Trump tariff situation is in constant flux, creating uncertainty that spells doom for any potential growth in US ad spending this year. Plus, how retail media and other emerging channels could be threatened by tariff turmoil.

Forecasters expected tariffs would impact advertising growth projections. But that was before we knew exactly how steep these tariffs would be – and now that we do, it doesn’t bode well.