(Updates)
** Shares of biotech firm Chinook Therapeutics KDNY.O jump
56.4% to $37.52
** Stock set for its highest ever one-day pct. jump, if
gains hold
** Swiss drugmaker Novartis NOVN.S has agreed to acquire
KDNY for up to $3.5 billion at $40 per share, in cash, plus a
contingent value right worth up to $300 million, depending on
certain regulatory achievements - NOVN
** The upfront payment represents a premium of 66.7% to
Chinook's closing price on Friday
** The transaction is expected to close in the second half
of 2023 - NOVN
** Up to last close, KDNY shares down 8.4%
(Reporting by Mariam Sunny in Bengaluru)
((Mariam.ESunny@thomsonreuters.com;))