https://www.live-feeds.com/feed/moderna-investors-should-brace-for-more-whiplashContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/moderna-investors-should-brace-for-more-whiplashhttps://www.live-feeds.com/feed/moderna-investors-should-brace-for-more-whiplash#u160096Wed, 28 Oct 2026 12:17:27 +0000Moderna investors face continued stock volatility and caution from Wall Street analysts following a recent cancer trial disappointment. William Blair issued a fresh warning about the drugmaker after a massive rally, noting that the stock price assumes wild successes even after a sharp fall. Meanwhile, competing developments show a new mRNA vaccine reducing the risk of melanoma recurrence by over 40 percent. Merck executives remained unruffled by an unfortunate leak of ESMO cancer vaccine data as researchers presented highly anticipated findings at the conference.Why it mattersModerna faces int