"Shark Tank" investor Kevin O'Leary told Business Insider he's a "vampire" who will never retire, and urged people to keep ...

The "Shark Tank" star and venture capitalist has gone from reality TV to acting alongside an Oscar winner in "Marty Supreme." ...

Shark Tank' investor Kevin O'Leary analyzes U.S. economic strength, semiconductor export restrictions to China and NYC’s mayoral race polling.

"Shark Tank" star Kevin O'Leary plays a wealthy businessman married to Gwyneth Paltrow in the Timothée Chalamet movie "Marty ...

Kevin O’Leary takes on an unexpected major acting role in A24’s Marty Supreme alongside Timothée Chalamet, sparking curiosity about his past and future in acting.

Shark Tank star and investor Kevin O'Leary once remarked on how real-world experience—not business school—shaped his ...

Kevin O'Leary, also known as "Mr Wonderful," says artificial intelligence is helping businesses like his fight inflation and survive margin pressure brought on by new tariffs. What Happened: In a ...

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

Kevin O'Leary says young entrepreneurs should spend 24 months working before starting their business. Gaining industry knowledge and connections, he said, increases the probability of success. A ...

For one view on President Trump’s trade wars and his battle against Harvard, Amna Nawaz spoke with Kevin O’Leary, a businessman, celebrity investor and a regular on the show “Shark Tank ...

With tariff turbulence sending the stock market up and down, it's a tricky time to be investing. Find out whether you should follow Kevin O'Leary's lead.

The world’s foreign exchange and payments platforms are on the verge of major disruption from regulated stablecoins — and are lobbying to stymie them, famed investor Kevin O’Leary said.