The Trade Desk enters 2026 with a great business and tougher questions.As 2025 comes to a close, The Trade Desk (TTD 1.04%) remains one of the most closely watched companies in digital advertising. For years, the company earned its reputation as the independent alternative to Google and Meta Platforms, helping advertisers reach audiences across the open internet with transparency and control.But this year marked a turning point. Competitive dynamics shifted, execution expectations reset, and the industry's ...