Moderna stock more than doubles after melanoma vaccine trial shows "landmark moment"

Updated on: August 19, 2026 / 7:33 PM EDT / CBS News

Moderna stock more than doubles after melanoma vaccine trial shows "landmark moment"

TL;DR

  • Moderna's stock price more than doubled.
  • The surge followed positive results from a melanoma vaccine trial.
  • The trial's success was referred to as a "landmark moment."