Moderna is trading at $144.62, up +8.47%, rebounding after falling 23.55% to $133.32 on August 20.

  • No clear new company-specific catalyst was identified for the August 21 rebound.
  • Investor interest remains elevated after Moderna and Merck reported positive Phase 3 melanoma-vaccine results on August 19.
  • The broader biotech sector is weaker, suggesting today’s move is primarily a volatile, company-specific rebound rather than sector momentum.