Author: Sean Williams, The Motley Fool

Berkshire Hathaway’s latest 13F, which was released after the closing bell this past Monday, showed that he and his team opened new positions in a trio of homebuilders, as well as pared down their stakes in a couple of key holdings. That said, Buffett strongly believes in concentrating Berkshire’s portfolio into a handful of top investment ideas…

It’s been nothing short of a slam-dunk investment for the bulls through the first seven months and change of 2023.

A modest amount of money can go a long way when it’s invested in time-tested businesses with sustained competitive advantages.

You won’t find it listed in his company’s 13Fs.

The Oracle of Omaha has been hitting the buy button on this stock every single quarter since July 2018. And no, it’s not Apple.