美股涨跌互现道指涨超100点，黄金收复3300美元

Market Overview - The Dallas Fed's manufacturing index dropped from -16.3 in March to -35.8 in April, indicating an acceleration in contraction, consistent with other regional manufacturing data [2] - The U.S. Treasury announced a net bond sale of $514 billion for Q2, which is $391 billion higher than the February estimate, primarily due to lower cash balances and cash flow projections [2] - Despite an expected 9.7% year-over-year increase in Q1 earnings for S&P 500 companies, many have cited uncertainties from U.S. trade policies, leading to lowered or canceled annual forecasts [2] Individual Stocks - Nvidia shares fell by 2.1% amid reports of strong competition for certain high-end products [4] - Major tech stocks showed mixed performance: Apple rose by 0.4%, Meta by 0.5%, while Microsoft fell by 0.2% and Amazon by 0.7% [4] - AbbVie shares increased by 3.4% after Raymond James raised its target price from $220 to $227 [5] - Aon shares rose by 2.3% as Piper Sandler upgraded its rating from neutral to overweight, adjusting the target price from $384 to $378 [5] International Markets - The Nasdaq Golden Dragon China Index increased by 0.68%, with JD.com up by 0.5%, while Baidu, Pinduoduo, and Alibaba saw declines of 0.4%, 0.9%, and 1.6% respectively [6] - International oil prices weakened, with WTI crude falling by 1.54% to $62.05 per barrel and Brent crude down by 1.51% to $65.86 per barrel [6] - Gold prices rose, with COMEX April futures increasing by 1.53% to $3,332.20 per ounce [6]