Moderna Stock (MRNA) Drops on Dec. 23, 2025: Latest News, Analyst Forecasts, and What Investors Are Watching Next
December 23, 2025 — Moderna, Inc. (NASDAQ: MRNA) shares slid sharply in Tuesday trading, pulling back after a powerful multi-day run that had pushed the biotech back into the mid-$30s. By the latest available intraday quote, MRNA was trading around $32.7, down roughly 6% on the day, after closing at $34.90 on Monday. StockAnalysis The decline lands amid a busy stretch of late-2025 headlines for Moderna—spanning pandemic preparedness funding, European regulatory progress for its next-generation COVID shot, shifting U.S. vaccine policy, and a deal aimed at improving how some future Moderna medicines might be delivered. Here’s what’s driving the stock