Although it's hard to tell how much he's made in total out of all his "Shark Tank" investments, here are some businesses that ...

The Big Money Show' panel weigh in on concerns over the prospect of Zohran Mamdani winning his NYC mayoral bid, the implementation of his policies and Andrew Cuomo's remarks if Mamdani wins.

Shark Tank' star Kevin O’Leary discusses President Donald Trump’s tariff strategy, the markets’ response and Democrats' ...

Kevin O'Leary urged students at Harvard to forgo the traditional consulting route and instead establish their own businesses.

"Shark Tank"'s Kevin O'Leary advised budding entrepreneurs to "work for 24 months in a sector you love" before launching a business.

Kevin O’Leary became a millionaire after selling his software company Softkey to Mattel for $4.2 billion in 1999, but says the moment felt anticlimactic.

Shark Tank” investor Kevin O’Leary says the focus on Jeffrey Epstein is not what Americans care about. He says families are ...

Kevin O'Leary learned the importance of focus from Steve Jobs and now teaches CEOs to prioritize the next 18 hours for success. Elon Musk surpasses Jobs in concentration.

O’Leary says he’s optimistic when he speaks to policymakers about powering the AI boom, namechecking U.S. Interior Secretary Doug Burgum, Oklahoma Governor Kevin Stitt, and Alberta Premier ...

Kevin O'Leary said on Fox News that New York City mayoral candidate Zohran Mamdani's policies will make capital, taxpayers and developers leave the city.

Shark Tank star Kevin O'Leary has always been known as "Mr. Wonderful," but now he's adding another nickname.