Thermo Fisher Scientific (TMO) Stock Today: Alzheimer’s Registry Launch, Analyst Price Targets, and 2026 Catalysts (Dec. 18, 2025)
WALTHAM, Mass. / Markets — December 18, 2025: Thermo Fisher Scientific Inc. (NYSE: TMO) is in focus Thursday as investors weigh a new Alzheimer’s real‑world evidence initiative from its PPD CorEvitas clinical registries business alongside a steady stream of Wall