Given these impressive returns, investors should keep an eye on Berkshire's portfolio for new ideas although make sure to do your due diligence. Here are two Warren Buffett stocks to buy hand over fist in January.

Berkshire Hathaway bought up more VeriSign shares as the final days of 2024 ticked away. Warren Buffett’s company paid $15.6 million from Dec. 26 through Monday for 76,487 more shares of VeriSign, a provider of internet domain-name registry services.

The Berkshire Hathaway chief sticks to a winning investing formula, but he does not sit still.

Don't expect Warren Buffett to predict which stocks in Berkshire Hathaway's portfolio will be the biggest winners in 2025. He would be the first to tell you he doesn't know how any given stock will perform over the next 12 months.

Warren Buffett is recognized as one of the greatest investors of our time. Since becoming chairman of Berkshire Hathaway (NYSE:BRK-A)(NYSE:BRK-B) in the mid-1960s, he has trounced the market, generating cumulative returns of more than 4.