21世纪经济报道·2025-12-15 15:57Market Overview - US stock indices opened higher on December 15, with the Dow Jones up 0.33%, S&P 500 up 0.48%, and Nasdaq up 0.58%, but later all indices experienced a decline, erasing initial gains [1] - As of 23:27, the Dow Jones Industrial Average was at 48,341.39, down 116.66 points (-0.24%), Nasdaq at 23,048.60, down 146.57 points (-0.63%), and S&P 500 at 6,806.35, down 21.06 points (-0.31%) [2] Technology Sector Performance - Major tech stocks showed mixed results, with Tesla initially rising 4.7% and Nvidia up 1.5% before both lost their gains [2] - Chip stocks continued to decline, with Oracle and Broadcom both down nearly 4%, and iRobot's stock plummeting 69% after announcing bankruptcy [2] Chinese Concept Stocks - The Nasdaq China Golden Dragon Index fell nearly 1.7%, with Baidu down over 4%, Alibaba down over 3%, and Li Auto down over 2% [3] - Several Chinese concept stocks experienced significant declines, with many dropping over 10%, and Sihong International leading the drop at over 30% [4][5] Commodity Market - Precious metals saw a collective rise, with gold nearing historical highs and silver increasing by 3%, reaching a peak of $63.96 per ounce [6] - Platinum futures prices broke above $1,800 per ounce, with a year-to-date increase of nearly 100%, significantly outpacing gold's 65% rise [7] Cryptocurrency Market - Cryptocurrencies faced a sharp decline, with Bitcoin dropping 2.61% below $87,000 and Ethereum falling below $3,000, leading to a total of 140,000 liquidations in the past 24 hours [8][9] Economic Indicators - The US Labor Statistics Bureau is set to release the November employment report and part of October's data, with economists predicting a non-farm employment increase of 50,000 and an unemployment rate of 4.4% [10]