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Why Is Moderna Stock Sinking Thursday?

Oct 22, 2026 · 02:47 PM ET· updated 1h ago
Why Is Moderna Stock Sinking Thursday?

Moderna stock plummeted 25% following an alleged ESMO 2026 abstract leak showing lower-than-expected melanoma vaccine Phase 3 efficacy.

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Why It Matters

Moderna's melanoma vaccine did not work as well as hoped in testing. When a company's new medicine does not perform well, investors worry about its future.

This read is generated by AI from raw market data and is for education only. It is not financial advice, not a signal, and not a recommendation to buy or sell.
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Source: Benzinga · Read the original report at the publisher. Headline and figures shown for context; data may be delayed.

Disclosure: Educational and informational purposes only. Not financial advice. We educate, not advise. Market data may be delayed up to 15 minutes unless marked real-time. Past performance is not indicative of future results.