Second patient death from liver failure after Sarepta's Elevidys gene therapy triggers FDA investigation. Stock crashes 41% as company halts non-ambulatory patient treatments.

The death of a third patient tied to a Sarepta Therapeutics gene therapy this year sent the company’s shares nosediving 36% Friday, halting the momentum the stock generated just a day earlier after announcing of a restructuring that entailed cutting about 500 jobs,