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acquisitionAnnounced · Jan 28, 2026PharmaceuticalsSource · Unverified ReportsArticle · Factual
Pfizer acquires Seagen
David Najork · Founding Software Engineer
Announced · Updated · 1 min read
Deal value
—
Target
Seagen
Acquirer
Pfizer
Full Acquisition
Status
Pending
Pfizer agreed to acquire Seagen. Reported deal value: Undisclosed. Status: Pending. Sector: Pharmaceuticals. Target headquarters context: Location not specified.
This page summarizes publicly available information about the transaction as of 2026-01-28. Figures and status may change as filings and press coverage update.
Foto: über boerse-global.de The integration of Seagen specialized oncology platform into Pfizer corporate structure is now complete
Deal timeline
Announced
Jan 28, 2026 · ad-hoc-news.de
Additional milestones (proxy, vote, close) appear as filings and press updates are indexed.
Sector context
This transaction is classified in Pharmaceuticals. Figures and status may change as sources update.
Sources: ad-hoc-news.de · Primary article · FireStrike proprietary index