Group 1 - Intel experienced its largest daily gain since October 1987, surging 22.8% after Nvidia announced a $5 billion investment in the company [1][9] - Nvidia's stock rose 3.5%, recovering from previous losses due to concerns over Chinese tech firms potentially halting chip purchases [1][9] - The semiconductor index increased by 3.6%, positively impacting the tech-heavy Nasdaq and the S&P 500 technology sector, which rose by 1.36% [1][9] Group 2 - The small-cap Russell 2000 index reached a record high close of 2,466 points, marking its first record since November [2][9] - The Dow Jones Industrial Average rose by 124.10 points (0.27%) to 46,142.42, while the S&P 500 gained 31.61 points (0.48%) to 6,631.96, and the Nasdaq Composite increased by 209.40 points (0.94%) to 22,470.73 [5][9] - CrowdStrike's stock increased by 12.8% after multiple brokerages raised their price targets, while Darden Restaurants' shares fell by 7.7% following weak quarterly results [7][10] Group 3 - The number of new unemployment benefit applications in the U.S. decreased last week, although the labor market is showing signs of softening [6][9] - Advancing issues outnumbered decliners on the NYSE by a ratio of 1.87-to-1 and on the Nasdaq by 2.5-to-1 [8][10] - The S&P 500 recorded 31 new 52-week highs and eight new lows, while the Nasdaq Composite saw 156 new highs and 42 new lows [8][10]