Pharma BD Deal Intelligence

GSK plc / SmithKline Beecham

2000 · Acquisition/Merger · $12.0B · Complete

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Top 25 largest deals of the 2000s

Ranks computed across 828 graded deals (Critic + Outcome Score both present).

The coverage arc

Jan 22, 2000 World Socialist Web Site Neutral

Glaxo Wellcome and SmithKline Beecham announced their merger on January 18, 2000, creating the largest drug company in the world with global drug sales of GBP…

Jan 17, 2014 PMLiVE Bullish

The formation of GlaxoSmithKline through the merger of Glaxo Wellcome and SmithKline Beecham in 2000 created a pharmaceutical powerhouse with combined global…

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Glaxo Wellcome and SmithKline Beecham announced their merger in January 2000, combining to form GlaxoSmithKline (GSK). The merger created the world's largest pharmaceutical company at the time of its formation, with combined global revenues exceeding $25 billion. GSK did not acquire SmithKline Beecham; it was the entity created by the merger.

Key facts

Related deals — scored

DealYearValueOutcome
GSK plc / SmithKline Beecham (this deal)2000$12.0B79
GSK plc / Pfizer Inc.2018$0.0M77
GSK plc / Novartis AG2014$16.0B76
GSK plc / Hansoh Pharmaceutical Group Co. Ltd.2023$1.7B74
GSK plc / Nuvalent, Inc.2026$10.6B70
GSK plc / Sierra Oncology Inc.2022$1.9B70
GSK plc / Human Genome Sciences2012$3.6B70

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