Eric Trump’s Wealth Soars on $548 Million American Bitcoin Stake

Eric Trump’s stake in a crypto company created this year is now worth about $548 million, in one of the most striking examples of how the first family is profiting from the digital-asset industry.

Trump’s second-oldest son owns about 7.5% of American Bitcoin Corp., according to Bloomberg calculations. The company, formed with little more than another firm’s technology and a flurry of paperwork, began trading on the Nasdaq exchange on Wednesday.

Shares of American Bitcoin closed at $8.04 in New York, after more than doubling earlier in the session. The company says it will accumulate Bitcoin using ...