Donald Trump’s children have profited from his presidency in several ways. Now the one who has done best of all has been named.

Eric Trump, 41, is now the richest Trump child, with an estimated net worth of $400 million, Forbes reported on Thursday–a 10-fold increase since his father’s return to office.

The primary driver of Eric’s wealth is his stake in his crypto-mining business, American Bitcoin Corp., which is valued at about $160 million, the outlet reported.

In September, the Trump Organization vice president briefly soared to billionaire status after American Bitcoin Corp. hit a high of $14.52 per share.

It didn’t last: On Tuesday, the company’s shares plunged 39 percent after restricted stock was freed up for public trading. (Though Bloomberg noted the stock rebounded slightl

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