As trading wrapped up on September 16, 2025, the three key U.S. stock indices took a downward turn in unison. The Dow Jones Industrial Average shed 0.27%, the S&P 500 Index dipped by 0.13%, and the Nasdaq Index retreated 0.07%. Among the large - cap tech stocks, performance was a mixed bag. Tesla shone brightly, surging over 2%. Meta, Oracle, and Amazon also fared well, each notching gains of more than 1%, while Apple inched up by 0.61%. On the flip side, Nvidia and Microsoft stumbled, both dropping more than 1%. Google saw a modest decline of 0.18%, and Netflix slipped by 0.15%. In contrast, the majority of well - known Chinese American Depositary Receipts (ADRs) posted gains. NIO soared over 8%, Baidu jumped more than 7%, and 36Kr climbed over 5%. JD.com and iQIYI each advanced more than 3%, Alibaba rose over 2%, and both Pinduoduo and Bilibili saw increases of over 1%. XPeng Motors was up by 0.56%. However, Tiger Brokers and Futu Holdings both fell more than 2%, and Li Auto declined by 0.23%.