UPDATE 1-UK's GSK to buy US-based cancer drugmaker Nuvalent for $10.6 billion

Nuvalent, Inc. Class A
GlaxoSmithKline plc Sponsored ADR

Nuvalent, Inc. Class A

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GlaxoSmithKline plc Sponsored ADR

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Adds per share detail in paragraph 2

- British drugmaker GSK GSK.L on Tuesday agreed to acquire U.S.-listed cancer drug developer Nuvalent NUVL.O for $10.6 billion to boost its lung cancer portfolio.

The all-cash deal values Nuvalent at approximately $124 per share, a 40% premium to its last closing price.