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Biotech Stocks News 24 December 2025 - 7 January 2026

Dynavax Technologies (DVAX) Stock After the Bell on Dec. 24, 2025: Sanofi’s $2.2B Buyout, After‑Hours Action, and What to Watch Before the Next Market Open

Dynavax Technologies (DVAX) Stock After the Bell on Dec. 24, 2025: Sanofi’s $2.2B Buyout, After‑Hours Action, and What to Watch Before the Next Market Open

Dynavax Technologies Corporation (NASDAQ: DVAX) is the standout mover heading into the Christmas break after Sanofi agreed to acquire the vaccine maker in an all-cash deal valued at about $2.2 billion. The transaction price — $15.50 per share in cash
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