Cybersecurity

The New Short: Find Industries Exposed to Exotic Hacking Attacks

  • Hackers swamped as traders assess Muddy Waters’ St. Jude short
  • "This one blew up. This was like nothing else we’d seen."

Betting Against Stocks: Muddy Waters' St. Jude Short

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A new way to bet against stocks is born.

A few hours after Carson Block announced last Thursday that he was shorting St. Jude Medical Inc. stock over hacking risks to the company’s pacemakers and defibrillators, the e-mails started stacking up in Billy Rios’ and Jonathan Butts’ inboxes.