Merck Shares Jump 12.6% on Melanoma Vaccine Trial Results Merck & Co. (MRK) closed at $152.20 on Wednesday, August 19, 2026, up 12.60% (+$17.03) after…
Posts tagged as “MRNA”
Moderna’s Historic Surge on Melanoma Vaccine Data Shares of Moderna (MRNA) soared 101% on Wednesday, August 19, 2026, marking the stock’s biggest intraday gain on…
Moderna, Merck Vaccine Cuts Melanoma Recurrence Risk On Wednesday, August 19, 2026, Moderna and Merck announced that their personalized cancer vaccine, mRNA-4157, combined with Keytruda,…