U.S. Stocks Rise at Market Open; Nasdaq Up 0.85%, Philadelphia Semiconductor Index Jumps 2.5%
At market open on July 20, the Dow Jones Industrial Average rose 0.3%, the S&P 500 climbed 0.5%, and the Nasdaq advanced 0.85%. The Philadelphia Semiconductor Index surged 2.5%, with SanDisk up approximately 5%, SK Hynix up about 4%, and Micron Technology rising roughly 4%. AMD gained approximately