The serial entrepreneur picked up his competitive streak from the late Steve Jobs—and says the mindset has also helped him ...

Kevin O'Leary finds motivation in proving critics wrong, learned from Steve Jobs to focus on essentials and ignore criticism.

Shark Tank mogul Kevin O’Leary has done it all—investing in business ventures from software and watch insurance, to investing platforms and wine. The multimillionaire says when naysayers tell ...

Brian Wilson, the Beach Boys’ visionary and fragile leader whose genius for melody, arrangements and wide-eyed self-expression inspired “Good Vibrations,” “California Girls” and other summertime ...

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

Kevin O'Leary sounds the alarm on the 401(k) crisis as Americans grapple with high household debt. Rising credit card debt labeled as "financial cancer" by O'Leary, hindering the path to secure ...

Kevin O'Leary says Trump and Musk's feud is a good thing, as they need each other for their respective agendas. Trump's allies urged them to reconcile.

Shark Tank star and businessman Kevin O'Leary has always nicknamed himself "Mr. Wonderful," but now he's adding another ...

Kevin O’Leary's weighing in on the Trump vs. Elon feud -- and he’s not holding back. Mr. Wonderful’s dropping truth bombs, no filter, no fluff.