Biotech Stocks Today: FDA Fast Track Wins, PDUFA Delays and Deal Flow Move GLUE, ALDX, ADAG, PVLA as XBI and IBB Slide
Updated: Tuesday, December 16, 2025 | Early afternoon ET (U.S. stock market) Biotechnology stocks are delivering a classic split-screen session in the U.S. market today: biotech ETFs are slipping, but a handful of single-name biotech movers are swinging sharply on FDA updates, clinical