Matt Egan reports:
St. Jude Medical rejected claims made by a famous short seller on Thursday that the company’s pacemakers and other lifesaving devices are vulnerable to cyber attacks.
The allegations, made in a detailed 34-page report by Muddy Waters founder Carson Block, were enough to spook investors on Wall Street. St. Jude’s stock plummeted as much as 8% on Thursday.
St. Jude’s chief technology officer Phil Ebeling called the claims “absolutely untrue.”
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