The Trade Desk’s share price has fallen approximately 74% from its all-time high, dragging the stock down about 55% over the last five years. Despite this dramatic pullback, the company still commands a price-to-earnings ratio near 42, a premium over larger, diversified technology peers. Investors are grappling with whether such a lofty valuation adequately reflects The Trade Desk’s recent slowdown in top-line growth and the runway for future expansion.

In the third quarter, The Trade Desk reported revenue of $739 million, representing an 18% increase year over year, compared with 19% growth in the prior quarter and 26% growth for full-year 2024. Customer retention remained above 95% for an 11th consecutive year, underscoring the resilience of its programmatic advertising platform. Excluding political spending from the prior-year comparison, revenue growth accelerated to 22%, driven by strong demand for its AI-powered Kokai platform.

During the third quarter, The Trade Desk repurchased $310 million of its own shares and subsequently authorized an additional $500 million for buybacks. This aggressive repurchase strategy highlights management’s confidence in the business and aims to offset dilution, even as the company continues to invest in product innovation and international expansion.

Management has guided for fourth-quarter revenue of at least $840 million, implying roughly 13% year-over-year growth and about 18.5% growth on an ex-political-spend basis—down from the 22% ex-political increase reported in Q3. While the underlying business remains healthy, the deceleration raises questions about the margin for error at current valuation levels. Many investors may wait for a more favorable entry point unless The Trade Desk can demonstrate a reacceleration of its growth trajectory.