Cancer Vaccine
Moderna and Merck’s vaccine trial success raised stock values
Georgina Long / Chicago, United States / Moderna / Merck /

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Last Updated
9/14/2026
Articles
136
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The Breakdown 98

  • Moderna and Merck have made a groundbreaking advancement with their personalized mRNA cancer vaccine, Intismeran, which targets melanoma and aims to prevent its recurrence in high-risk patients after surgery.
  • Recent Phase 3 trial results have shown remarkable success, significantly reducing the likelihood of cancer returning when combined with Merck's immunotherapy drug, Keytruda.
  • The innovative approach of tailoring the vaccine to individual patients' specific tumor proteins marks a pivotal moment in personalized cancer treatment, promising higher effectiveness and better outcomes.
  • Following the announcement of these promising trial results, Moderna's stock has skyrocketed by over 177%, reflecting a surge of investor confidence and optimism in the biopharmaceutical market.
  • This achievement not only highlights the versatility of mRNA technology, originally developed for COVID-19 vaccines but also opens new avenues for treating various cancers, including bladder and lung cancers.
  • As the companies prepare for regulatory submissions, this groundbreaking therapy could soon change the landscape of cancer treatment, offering hope to countless patients facing one of the deadliest forms of the disease.

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Georgina Long / Chicago, United States / Massachusetts, United States / Moderna / Merck / Northwestern Medicine / NYU Langone /

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