Advanced Micro Devices, Inc (NASDAQ: AMD) shares gained on Monday as reports claimed Microsoft Corp (NASDAQ: MSFT) denied a partnership with the chipmaker for its Athena artificial intelligence chip. Reportedly, Frank Shaw, a Microsoft spokesman, denied that AMD is part of Athena. "AMD is a great partner," he said. "However, they are not involved in Athena." Also, separate reports suggested that U.S. sanctions compelled the Chinese firms, including Alibaba Group Holding Limited (NASDAQ: BABA), B