美股存储芯片巨头盘前大涨，惠普跌超5%，金银油集体拉升，白银涨超4%

Market Overview - The three major U.S. stock index futures showed slight increases, with Nasdaq futures up by 0.42%, S&P 500 futures up by 0.32%, and Dow futures up by 0.29% [1] - European stock indices collectively rose, with Germany's DAX up by 0.28%, UK's FTSE 100 up by 0.93%, France's CAC up by 0.38%, and the Euro Stoxx 50 up by 0.69% [4] Company Updates - Nvidia saw a pre-market increase of 0.34%, with its Q4 FY2025 earnings report scheduled for February 25 [2] - Oracle's stock rose by 3% after Oppenheimer upgraded its rating to "Outperform" with a target price of $185 [2] - HP's stock fell by 5.79% after the company forecasted a double-digit decline in PC shipments for 2026 [4] Sector Performance - The semiconductor storage sector mostly rose, with Western Digital up by 3%, Seagate Technology up by 2.76%, Micron Technology up by 1.53%, and SanDisk up by 0.7% [3] - Lithium mining stocks strengthened, with Sigma Lithium rising over 8% following Zimbabwe's announcement to suspend all raw and lithium concentrate exports [3] Commodity Prices - Precious metals saw significant gains, with spot gold rising over 1% to $5183.85 per ounce and spot silver up over 4% to $90.638 per ounce [4] - Oil prices also increased, with Brent crude up by 1.02% to $71.30 per barrel and WTI crude up by 0.90% to $66.22 per barrel [5] Economic Indicators - Morgan Stanley predicts that gold prices will reach $6300 per ounce by the end of 2026 [7]