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acquisitionAnnounced · Mar 7, 2026PharmaceuticalsSource · CredibleArticle · Factual

Day One Biopharma · Servier

Servier acquires Day One Biopharma

David Najork · Founding Software Engineer

Published Apr 29, 2026 · Updated Apr 29, 2026 · 1 min read

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Deal value

$2.5B

Target

Day One Biopharma

NASDAQ: DAWN · Brisbane, California

Acquirer

Servier

Full Acquisition

Status

Pending

Servier agreed to acquire Day One Biopharma. Reported deal value: $2.5B. Status: Pending. Sector: Pharmaceuticals. Target headquarters context: Brisbane, California, United States.

This page summarizes publicly available information about the transaction as of 2026-03-07. Figures and status may change as filings and press coverage update.

Shares of Day One Biopharmaceuticals Inc. skyrocketed more than 65% on March 6, 2026, after the company announced a definitive agreement to be acquired by French pharmaceutical group Servier for $21.50 per share in cash, valuing the deal at approximately $2.5 billion in total equity value

Deal timeline

Announced

Mar 7, 2026 · ibtimes.com.au

Additional milestones (proxy, vote, close) appear as filings and press updates are indexed.

Sector context

This transaction is classified in Pharmaceuticals with a reported deal value of $2.5B. Figures and status may change as sources update.

Sources: ibtimes.com.au · Primary article · FireStrike proprietary index