Vertex Pharmaceuticals IncVRTX
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FDA expanded approval for Casgevy in younger children broadens market and strengthens rare disease franchise.

Vertex Pharmaceuticals has received expanded FDA approval for its gene therapy Casgevy to treat children as young as 2 years old with sickle cell disease or transfusion-dependent thalassemia. The decision broadens treatment options for a pediatric group with limited alternatives. Vertex shares most recently closed at $485.65, with returns of 7.4% year to date and 36.0% over three years. The expanded approval highlights how Vertex is building out its rare disease franchise around genetic medicines. Investors may watch how Casgevy's real-world use and reimbursement patterns develop in this broader population.
Vertex Pharmaceuticals IncFDA expanded approval for Casgevy in younger children broadens market and strengthens rare disease franchise.