In late 2016, Warren Buffett started what would become the most profitable investment in his legendary career. Through his company, Berkshire Hathaway Corp. (BRK.A), he began accumulating shares in Apple Inc.

Detective work points to one stunning conclusion. Buy the stock or an industrial-sector ETF — but get ahead of Berkshire Hathaway’s big reveal.

It’s that one decision Buffett says you can’t afford to ignore. Integrity is such a non-negotiable aspect of Warren Buffett’s business practice that he vows the key to success is to associate only with people who possess it. He once said:

Berkshire Hathaway's Q2 2025 portfolio sees changes with new stakes, position trims, and notable increases. Read here for more insights.

With countless funds to choose from, though, it can be challenging to find the right fit. While everyone's situation is different, there's one investment that famed investor Warren Buffett says is the best choice for most people -- and it could help you build a portfolio worth $1 million or more.

Buffett owned UnitedHealth shares before selling his stake in 2010, though his Berkshire Hathaway recently acquired shares.

Warren Buffett warns that while markets reward proactive investors, they are unforgiving toward those lacking knowledge or discipline.

Leveraged positions in the stock market jumped 18% in one month and topped $1 trillion for the first time. Increasing use of debt to invest can tell us a lot about investors' attitudes. And while this has always been the case,