Why Did Accenture Stock Jump?

Between July 17 and October 15, 2026, Accenture (ACN) stock rose 57.9%, while the S&P 500 gained 4.1%. The single biggest day in that run occurred on October 1. The company reported its fiscal fourth quarter results, provided a forecast for fiscal 2027, and saw its shares rise 15.8%. So did Accenture's business change as much as its share price did.