The three primary U.S. stock indices concluded the trading session with collective gains. The Nasdaq surged by 1.91%, the S&P 500 rose by 1.09%, and the Dow Jones Industrial Average climbed by 0.14%. The chip sector demonstrated robust performance, with industry leaders such as SanDisk, Intel, Micron Technology, TSMC, Western Digital, Applied Materials, and ASML all achieving unprecedented closing highs. The Philadelphia Semiconductor Index experienced a significant upswing, jumping 6.42%. Notably, SanDisk's stock soared by over 11%, Intel's by more than 10%, and Micron Technology's by over 8%. TSMC and Qualcomm both witnessed increases exceeding 6%, while NXP's stock rose by more than 5%. ARM, Broadcom, Western Digital, Applied Materials, and AMD all saw gains of over 4%, ASML's stock increased by more than 3%, and Nvidia's shares went up by 2.95%. In contrast, SpaceX's stock concluded the day down by 3.57%, having experienced intraday losses that reached as much as 10% at one stage.