Group 1 - The S&P 500 reached an all-time high as positive updates on U.S.-China trade talks were reported, with Treasury Secretary indicating a "framework" deal on TikTok [1] - Nvidia shares remained flat amid accusations from China of antitrust violations related to its acquisition of Mellanox, with Jim Cramer suggesting the investigation is politically motivated [1] - Boeing shares have declined approximately 5.8% since the initiation of a position, but there is a strong recommendation to increase holdings in the company [1] Group 2 - The CNBC Investing Club is actively managing its portfolio, including taking profits from Broadcom due to its strong performance since earnings [1] - Other stocks mentioned in the rapid-fire segment include Tesla Inc., VF Corp., CoreWeave, Union Pacific, and Builders FirstSource [1]