Semiconductor firms Nvidia (NVDA) and Advanced Micro Devices (AMD) reported new U.S. export restrictions would limit sales to China, sending shares of both companies and other semiconductor stocks tumbling on Thursday.
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: Semiconductor firms Nvidia (NVDA) and Advanced Micro Devices (AMD) reported new U.S. export restrictions would limit sales to China, sending shares of both companies and other semiconductor stocks tumbling on Thursday.
### Response: moderately negative