On Wednesday, the top-traded US stock was Micron, which closed up 5.00% with $30.872 billion in volume. SanDisk ranked fourth with a 6.82% gain and $23.851 billion in trading. Nvidia took fifth place, advancing 0.66% on $21.26 billion in turnover. Nvidia's current valuation implies a forward price-to-earnings ratio of under 17 times, marking its cheapest level in over a decade. That figure is roughly half of what it was in 2025 and well below the 25-plus multiple seen as recently as May. Meta Platforms slipped 0.63% to sixth place on $20.724 billion in trades. In early September, the social media giant rolled out its AI assistant called SmartMate, which quickly surpassed ChatGPT and Claude to claim the top spot on Apple's app store. Advanced Micro Devices gained 1.34% to rank seventh with $17.246 billion in volume. AMD's stock had surged 9.9% on Monday, pushing its market value past $1 trillion for the first time. So far this year, the stock has climbed 185%, far outpacing rival Nvidia's 22% gain. Apple edged up 0.23% to eighth place, trading $13.473 billion. Apple's new Mac desktops began shipping on Tuesday, and company executives pitched corporate buyers with an unusual selling point: purchasing new hardware is more affordable than renting cloud computing power. The new Mac mini and Mac Studio models started delivering that day. These machines, some priced near $20,000, support on-device AI processing, allowing tasks like coding assistance to run locally without purchasing tokens from providers such as OpenAI or Anthropic. Intel advanced 1.71% to ninth on $13.17 billion in volume. On September 22, Intel hosted its technology and innovation conference in Suzhou, partnering with ecosystem players to unveil an all-in-one TBX16 terminal, complete with a full liquid-cooling solution from Envicool. Tesla rose 0.96% to tenth place with $10.586 billion in trades. Tesla is set to unveil its new Roadster on October 1, and the official site has reopened pre-orders, requiring prospective buyers to put down a $5,000 deposit followed by a $45,000 payment via bank transfer within ten days, with the deposit being refundable. Amazon dropped 1.34% to eleventh with $10.506 billion. Alphabet Class A shares fell 1.07% to twelfth, trading $10.441 billion. A US federal court published its ruling in the antitrust case over Google's ad technology, determining that Google breached antitrust laws in certain ad-tech markets by illegally preserving a monopoly. While the court did not order a sale of the ad-tech division, it required adjustments to how the products operate to improve market conditions. Microsoft declined 0.72% to thirteenth on $10.254 billion. On September 22, Microsoft initiated a new round of layoffs affecting around 500 employees, mainly concentrated in the Xbox gaming division, with some additional cuts in cloud and AI units. SpaceX rose 1.89% to sixteenth with $8.835 billion in trades. SpaceX is gradually retiring the Falcon 9, the world's most frequently launched rocket, in favor of the new Starship. The company has stopped accepting shared Falcon 9 missions among multiple clients, and some businesses can no longer secure Falcon 9 launch slots beyond 2028. Broadcom gained 0.52% to seventeenth on $7.416 billion in volume. (Screenshot source: Sina Finance App - Markets - US Stocks - Sector Data; swipe left for more data. Download the Sina Finance App.)