https://www.live-feeds.com/feed/how-a-big-bet-on-cancer-vaccines-brought-moderna-back-from-the-brinkContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/how-a-big-bet-on-cancer-vaccines-brought-moderna-back-from-the-brinkhttps://www.live-feeds.com/feed/how-a-big-bet-on-cancer-vaccines-brought-moderna-back-from-the-brink#u47467Mon, 24 Aug 2026 11:01:56 +0000A personalized mRNA cancer vaccine developed by Moderna and Merck has shown promise in late-stage trials by preventing melanoma from returning. The announcement triggered a massive surge in Moderna's stock, with reports of a single-day jump between 90% and 177%. This development suggests that vaccinating against cancer is now a viable possibility. While the results have sparked a broad biotech rally, some analysts caution that market enthusiasm may be outpacing the actual financial mathematics of the breakthrough.Why it mattersModerna is pivoting its mRNA technology from Covid-19 applicat