By ALAN SUDERMAN

A marketer of shark-repellant sunscreen. A maker of chocolate-flavored whiskey. A seller of a drink that promises to quickly lower blood-alcohol levels.

Until recently, these businesses had significant losses and floundering stock prices in common. Now, they’re members of a legion of publicly traded companies helping to power one of the biggest trends in markets and the crypto industry.

So far this year, billions of dollars have flowed into companies that have reinvented themselves by making the buying and holding of cryptocurrency their main focus. More than 200 public companies have announced plans to hold crypto on their balance sheets as so-called digital asset treasury companies, or DATs.

The rebranding as crypto companies came after years of losses in a variety

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