[Pre-Market News Overview for U.S. Stocks: Musk Denies SpaceX Placed AI Server Orders with Foxconn; Optical Communication and Storage Sectors Rise Pre-Market] DeepTech TechFlow reports that on July 20, according to Financial Associated Press, here is the pre-market news overview for U.S. stocks: Musk denies SpaceX placed AI server orders with Foxconn; Anthropic reportedly testing AMD's AI GPUs; optical communication and storage sectors rise pre-market. 1. Futures for the three major U.S. stock indices rose moderately. Dow Jones futures up 0.26%, S&P 500 futures up 0.45%, Nasdaq 100 futures up 0.92%. 2. International oil prices saw a short-term surge. WTI crude oil futures rose 0.08% to $81.843 per barrel; Brent crude oil futures rose 0.28% to $88.345 per barrel. On the news front, Houthi forces announced a "maritime navigation ban" targeting Saudi Arabia. 3. Spot prices for gold and silver showed mixed movements. Spot gold prices fell 0.12% to $4011.46 per ounce; spot silver prices rose 1.75% to $56.86 per ounce. 4. European stock indices showed mixed performance. The UK FTSE 100 index fell 0.29%, France's CAC40 index rose 0.29%, Germany's DAX30 index rose 0.24%. 5. Musk denied rumors on social media platform X that SpaceX plans to order approximately 13,000 NVIDIA GB300 AI server racks from Foxconn. 6. JPMorgan stated that it is "too early" to reflect the semiconductor price inflection point in the market, predicting that earnings growth will drive a rebound in the U.S. chip sector. 7. Semiconductor research firm SemiAnalysis revealed that by analyzing GitHub code published by AMD executives, Anthropic may become a customer for AMD's AI GPUs, with signs of collaboration appearing in publicly available code. 8. U.S. optical communication and storage sectors rose pre-market. Lumentum rose over 3%, Coherent and Corning rose over 2%; SK Hynix, Micron Technology, and SanDisk rose over 4%.