15 Biggest Acquisitions Of All Time

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13. Merger of Glaxo Wellcome and SmithKline Beecham

Total purchase price (in billions of dollars): 76

Total purchases price adjusted for inflation (in billions of dollars): 113

GSK (NYSE:GSK) is now one of the biggest biotech companies in the world, and has annual revenues of more than $40 billion. The merger took place in 2000, with the company being renamed GlaxoSmithKline and is also in the history books for receiving the highest fine in pharma history.

GlaxoSmithKline plc (ADR) (NYSE:GSK)

Pixabay/Public Domain

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