This underlying investment premise for AMD remains unchanged despite the company's light Q1 guidance.Advanced Micro Devices (AMD 3.93%) reported substantial revenue and earnings growth when the company announced its fourth-quarter results on Feb. 3, 2026. However, the semiconductor stock plunged by more than 20% amid concern about AMD's weaker-than-expected first-quarter 2026 guidance. These sharp declines often present significant buying opportunities for investors. Should you buy AMD stock after its steep ...