【美股三大股指涨跌不一】7月14日讯，美股开盘，道指跌0.15%，标普500指数跌0.11%，纳指涨0.02%。受比特币行情提振，加密货币概念股上涨，Strategy(MSTR.O)涨近3%。热门中概股普涨，金山云(KC.O)涨近9%，公司全面接入Kimi-K2模型；蔚来汽车(NIO.N)涨近5%，理想汽车(LI.O)涨约2.5%。

Core Points - The U.S. stock market showed mixed results with the Dow Jones down by 0.15%, the S&P 500 down by 0.11%, and the Nasdaq up by 0.02% [1] - Cryptocurrency-related stocks saw an increase, driven by the performance of Bitcoin, with MicroStrategy (MSTR.O) rising nearly 3% [1] - Chinese concept stocks experienced a general rise, with Kingsoft Cloud (KC.O) increasing by nearly 9% after fully integrating the Kimi-K2 model, NIO Inc. (NIO.N) up nearly 5%, and Li Auto (LI.O) rising approximately 2.5% [1]