Group 1 - Major tech companies, including Alphabet and Tesla, are set to release their earnings reports this week, which will be closely watched by investors [1] - The Nasdaq and S&P 500 indices reached new highs, with the Nasdaq gaining 78.51 points (0.38%) to close at 20,974.17 points, and the S&P 500 up 8.81 points (0.14%) to 6,305.60 points [2][3] - The S&P 500 saw seven sectors rise and four decline, with the communication services and consumer discretionary sectors leading gains at 1.90% and 0.60%, respectively [3] Group 2 - Nvidia's stock fell by 0.6%, with CEO Jensen Huang selling over 1.4 million shares in the past month, including a recent sale of 75,000 shares worth approximately $12.94 million [4] - Amazon's stock rose by 1.40%, with analysts expecting Q2 earnings per share of $1.32 and revenue of $162 billion, representing year-over-year growth of 4% and 9% [4] - Tesla's upcoming earnings report is anticipated to provide significant insights into the electric vehicle industry and the company's future direction [4] Group 3 - Fitch Ratings downgraded the outlook for 25% of U.S. industries to "deteriorating," citing increased uncertainty, slowing economic growth, and expectations of prolonged high interest rates [6][7] - The recent tax and spending legislation highlights long-term challenges for U.S. fiscal prospects, potentially keeping the government deficit above 7% of GDP [7] - Fitch predicts that by 2025, the default rates for U.S. high-yield bonds and leveraged loans will rise to 4.0%-4.5% and 5.5%-6.0%, respectively [8]