Mark Cuban has finally left the tank.

The billionaire entrepreneur and investor’s final episode of ABC’s “Shark Tank” aired on Friday, marking the end of his 15-season run on the show. Investing isn’t a science, so it’s no surprise that Cuban had his share of hits and misses on the show — but the billionaire will exit with a healthy portfolio, he says.

Cuban invested “about $33 million” in total during his time on the show, he tells CNBC Make It. From those investments, he estimates he’s received up to $35 million in cash returns, and his mark-to-market equity from those businesses is worth “at least $250 million.”

“I’m f—ing crushing it on the market,” Cuban told Fortune in January, referring to the overall market value of the dozens…