Group 1: Company Movements - Alphabet's stock rose approximately 5% after Berkshire Hathaway disclosed a $4.3 billion stake, making it the 10th-largest holding for Berkshire [1] - Nvidia's stock dropped about 2% following a regulatory filing that revealed Peter Thiel's hedge fund exited a $100 million position, adding pressure ahead of its earnings report [7] - XPeng's stock fell more than 3% after issuing weak Q4 revenue guidance, despite reporting a narrower loss in Q3 [4][12] Group 2: Sector Performance - The Nasdaq ended last week down 0.5%, with losses attributed to Alphabet, Amazon, Broadcom, and Meta [3][10] - Zymeworks surged about 35% and Jazz Pharmaceuticals rose 21% after reporting strong Phase 3 cancer drug data [3][11] - Lithium stocks experienced significant gains, with Ganfeng's chairman forecasting a 30% demand growth in 2026, leading to increases in stocks like Sigma Lithium (up 26%) and Albemarle (up 4%) [3][11][12] Group 3: Economic Indicators - The Empire State Manufacturing Index reached 18.7, the highest in a year, indicating improvements in new orders and inventories [6] - The upcoming September nonfarm payrolls report is anticipated to influence December rate-cut expectations, with analysts warning that a strong or weak number could shift market sentiment [2][9] - Inflation remains above 2%, partly driven by tariff effects, as noted by Fed Vice Chair Philip Jefferson, who indicated that current policy is still restrictive [2][9]