Nvidia (NVDA) enters its Q4 earnings cycle in a unique position. The stock has spent the last year riding AI's "Hardware Wave," but 2026 marks the beginning of the "Execution Era." Investors are no longer just asking how many chips Nvidia can sell, but how fast those chips can deliver real-world profits to companies deploying the next generation of autonomous intelligence. The pressure point is evident in Nvidia's stock price, which has mainly flatlined since the fall despite a 37% return in 2025. Shares ...