Thermo Fisher Stock Skyrockets – Biotech Boom & Big Deals Fuel Rally, Analysts Eye $650
Stock Performance and Sector Rally Thermo Fisher’s stock price has surged in recent weeks on renewed investor optimism. After a slow start to 2025 (even a ~10% year-over-year dip early in the year), the stock turned higher in October. TS2.Tech notes the stock “rallied strongly in recent weeks – up over 11% in October after a slower start to the year” ts2.tech. On Oct. 1, Thermo Fisher jumped about +9.8% as healthcare stocks rallied following a U.S. drug-pricing deal markets.financialcontent.com. The sector’s strength continued into early October: Biogen climbed +10.9% and Thermo +9.4% on Oct. 1 ts2.tech, and TMO again