Applied Materials is trading 3.33% up at $87.00 on October 28, 2026, amid strength across semiconductor stocks. - SK Hynix’s record quarterly results and upbeat AI-memory demand outlook lifted chip-sector sentiment, with gains reported across semiconductor names. - Reporting does not establish Applied Materials’ recently announced plan to increase its stake in BE Semiconductor to about 20% as the direct cause of this session’s move. - Broader indexes were nearly flat, making the sector rally the stronger context.