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YahooOctober 22, 2026 at 2:36 PM NY4 Days Ago

Moderna Stock Plunges as Apparent Leak Reveals Phase 3 Melanoma Vaccine Data

Key TakeawaysModerna Inc. (NASDAQ:MRNA) sank as much as roughly 25% intraday after apparent Phase 3 results for its personalized melanoma vaccine surfaced online ahead of an embargoed medical-conference presentation.

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