美股深V反弹，苹果涨超3%，芯片股普跌，金银油大跌，特朗普称将间接参与美伊谈判

Market Overview - US stock market experienced a significant rebound on February 17, with all three major indices closing slightly higher after initially opening lower, with the Dow Jones down over 300 points and the Nasdaq down over 1.2% at one point [9][10]. Major Indices Performance - The closing values for the major indices were as follows: Dow Jones at 49,533.19 (+32.26, +0.07%), Nasdaq at 22,578.38 (+31.71, +0.14%), and S&P 500 at 6,843.22 (+7.05, +0.10%) [10]. Technology Sector - Large tech stocks showed mixed results, with Apple rising over 3% due to news of accelerating development of three new wearable devices. Amazon and Nvidia also increased by over 1%, while Tesla, Microsoft, and Google fell by over 1% [10][12]. Semiconductor Sector - The Philadelphia Semiconductor Index decreased by 0.02%. Notable movements included Broadcom rising over 2%, Qualcomm and ARM increasing over 1%, while Micron Technology and AMD fell over 2%, and Intel dropped over 1% [10][11]. Banking Sector - Bank stocks collectively rose, with JPMorgan Chase and Goldman Sachs increasing by over 1%, and Citigroup rising over 2% [11]. Energy Sector - Energy stocks declined across the board, with ExxonMobil down over 1%, Chevron down 0.75%, ConocoPhillips down over 2%, and Occidental Petroleum down 0.26% [12]. Mining Sector - Mining stocks also faced declines, with Kinross Gold and Harmony Gold dropping over 5%, and Pan American Silver down over 3% [12]. Chinese Stocks - The Nasdaq Golden Dragon China Index fell by 0.10%. Individual stock performances varied, with Luokung Technology rising nearly 16%, and companies like TAL Education and Kingsoft Cloud dropping over 2% [12]. Precious Metals - Spot gold closed down 2.24% at $4,878.90 per ounce, while spot silver fell to $73.50 per ounce, marking a significant decline [12][13]. Oil Prices - International oil prices also saw a decrease, with WTI crude oil futures at $62.33 per barrel (down 0.89%) and Brent crude oil futures at $67.42 per barrel (down 1.79%) [13]. Cryptocurrency Market - Major cryptocurrencies experienced declines, with Bitcoin briefly dropping below $67,000 before recovering to $67,638.90, reflecting a 1.31% decrease [14].