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Sanofi to Buy Dynavax to Boost Vaccines Business
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Why This Matters
Sanofi is acquiring Dynavax for $2.2 billion to boost its vaccines business, particularly its flu shot franchise, following a setback with the rejection of its experimental multiple sclerosis drug tolebrutinib.
Market Impact
Market impact analysis based on bullish sentiment with 64% confidence.
Sentiment
Bullish
AI Confidence
64%
Article Context
Note: This is a brief excerpt for context. Click below to read the full article on the original source.
Sanofi agreed to buy Dynavax for about $2.2 billion, as the French drugmaker tries to expand a vaccines business currently anchored by its flu shot franchise. The announcement came after the US Food and Drug Administration surprisingly rejected Sanofi's experimental multiple sclerosis drug tolebrutinib. Bloomberg's Ashleigh Furlong reports. (Source: Bloomberg)
Original article published by
Bloomberg
on December 24, 2025.
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Analysis and insights provided by AnalystMarkets AI.