With as impressive of an investing track record as Warren Buffett has achieved, you'd expect his Berkshire Hathaway portfolio would be loaded with great stocks. And you'd be right. The good news is that you don't need a huge amount of cash to buy many of those stocks.

S&P 500 investors are playing it safer in 2025 — so Warren Buffett's careful stock-picking is in style again.

Warren Buffett's success as an investor means that the portfolio of stocks within Berkshire Hathaway get a lot of attention. Although you always have to make your own buy-and-sell calls, there are a couple of interesting stocks inside Buffett's investment vehicle worth thinking about today.

Berkshire Hathaway ( BRK.A 1.42%) ( BRK.B 1.11%) owns shares of more than 40 different companies in its portfolio. To be perfectly honest, there's a solid investment case to be made for all of them. After all, Warren Buffett and his team tend to invest in industry leaders with excellent cash flow and durable competitive advantages.

Warren Buffett stock American Express is flashing a bullish signal after breaking out, with earnings due next week. American Express stock wavered in buy range on Thursday. Also, American Express on Thursday announced it would pay a roughly $230 million settlement following a Department of Justice criminal wire fraud investigation.

As one of the most respected portfolio managers in the world and chairman of Berkshire Hathaway, Warren Buffett continues to motivate value investors around the world. His investment formula is comprised of two parts -- knowing and understanding the company's business and execution capabilities in detail, and purchasing at a reasonable valuation.