金银、股市全线跳水

Group 1 - The core viewpoint of the article highlights significant market movements on February 17, with sharp declines in precious metals and U.S. stock index futures amid geopolitical tensions and market holidays [1][3][6] Group 2 - On February 17, spot gold and silver prices experienced a sudden drop, with silver plunging nearly 5% and gold falling below $4900 per ounce [1] - U.S. stock index futures also saw declines, with the Nasdaq down 0.8%, Nikkei 225 down 0.5%, and FTSE China A50 futures dropping over 0.7% [3] - Market analysts noted a defensive market stance due to multiple holidays and a lack of positive news, with traders closely monitoring U.S.-Iran dynamics, particularly following Iranian military exercises [6] - The ongoing nuclear negotiations between Iran and the U.S. are contributing to market caution, as previous threats from the Trump administration regarding Iran's nuclear program loom large [6] - Analysts indicated that reduced liquidity due to holidays may affect market trends, and lingering psychological impacts from late January's market crash in gold and silver are still evident [6]