StockDuty ← Dashboard Oct 22, 2026 09:48 PM ET
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Moderna Crashes 20% On Reportedly Leaked Cancer Vaccine Data

Moderna fell 20% on reportedly leaked cancer vaccine data.

What happened: Moderna stock crashed Thursday after a third party leaked purported cancer vaccine data ahead of a hotly anticipated presentation. Key numbers: Stock fell 20% on Thursday. Why it matters: The leak came before the company's planned presentation of the data, and the stock drop reflects the market reaction to the disclosed information. Market: -1.5% today ($147.69), +39.8% YTD, 1.2x vol — as of 18:02 UTC
Moderna stock crashed Thursday after a third party leaked purported cancer vaccine data ahead of a hotly anticipated presentation.
The leak came before the company's planned presentation of the data, and the stock drop reflects the market reaction to the disclosed information. Market: -1.5% today ($147.69), +39.8% YTD, 1.2x vol — as of 18:02 UTC
Sources