Broadcom(US:AVGO) Investopediaยท2025-10-13 20:50Semiconductor Industry - Semiconductor stocks experienced gains as concerns over U.S.-China trade tensions eased, with the Philadelphia Semiconductor Index (SOX) rising by 4.9% [4] - Broadcom's shares surged by 9.9% following the announcement of a collaboration with OpenAI to develop artificial intelligence accelerator and network systems [2] - Other semiconductor companies, such as ON Semiconductor and Monolithic Power Systems, also saw significant increases in their stock prices, gaining 9.6% and 8.5% respectively [4] Casino Industry - Casino operators faced declines as September gross gaming revenue in Macau fell more than expected due to disruptions from Super Typhoon Ragasa, with Las Vegas Sands and Wynn Resorts shares dropping by 6.3% and 6.2% respectively [7][8] - The impact of storm-related disruptions continued into early October, affecting travel and operations in the region [7] Retail Sector - Shares of electronics retailer Best Buy bounced back by approximately 10% as the perceived likelihood of increased tariffs on goods from China decreased [5] Industrial Sector - Fastenal's shares fell by 7.5% after the company missed third-quarter earnings expectations, citing increased selling, general, and administrative costs as well as sluggish industrial production [6]