$Moderna, Inc.(MRNA)$’s market value changed by tens of billions of dollars on August 19 after its personalised cancer vaccine succeeded in a pivotal melanoma trial. The result is scientifically and strategically important, but the 177% one-day share-price gain moved faster than the available clinical and commercial detail. Moderna and Merck announced before the August 19 market open that the Phase 3 INTerpath-001 trial met its primary endpoint of recurrence-free survival and a key secondary endpoint measuring freedom from distant metastasis. The study enrolled 1,137 patients with surgically removed stage IIB–IV melanoma and compared Merck’s Keytruda plus Moderna’s intismeran with Keytruda alone. The companies described the improvements as statist
Phase 3 Leak Hits Moderna: Did Expectations Outrun the Science?
Moderna fell 17.57% after Phase 3 results for its personalized cancer vaccine with Merck leaked early. In over 1,100 melanoma patients, intismeran plus Keytruda cut recurrence-or-death risk 42% and distant-metastasis-or-death risk 38%, with no new safety signals. Bulls see mRNA-platform validation; bears say expectations were higher and other cancers remain untested. What evidence would show the platform works beyond a single indication?
+ Follow
+7