The U.S. stock market opened with the Dow Jones down 0.22%, the S&P 500 index down 0.4%, and the Nasdaq down 0.6%. Super Micro Computer (SMCI.O) fell 13% after the company announced plans to raise $7 billion through equity financing. Mining stocks declined alongside international gold prices, with Harmony Gold down 4% and Gold Fields (GFI.N) down 5%. The Philadelphia Semiconductor Index dropped 1%.