YouTube/HardwareCanucks Advanced Micro Devices is dropping, becoming one of the worst performers of the S&P 500, hours before it's due to release earnings. The semiconductor industry faces uncertainty with tech giants moving to develop chips in-house. Watch Advanced Micro Devices trade in real time here. Advanced Micro Devices is down 3.22%, making it one of the worst performers in the S&P 500 Wednesday. The drop follows a decline in the broader market, after the 10-year Treasury bond yield traded above 3%.