In recent years, Berkshire has stockpiled cash like never before. At the end of 2024, it had amassed over $330 billion in cash and short-term Treasury bills. The diversity of its businesses, the strength of the stocks it holds, the incredible cash pile, and a strong leadership team have led investors to view the conglomerate as a flight to safety.

Warren Buffett is often quoted as saying his favorite holding period is "forever." But there are only a handful of companies in Berkshire Hathaway's (NYSE: BRK.A) (NYSE: BRK.B) equity portfolio that he truly plans to hold indefinitely.

Berkshire Hathaway stock continued its strong 2025 advance Monday, hitting a record high and putting it way ahead of the S&P 500 index so far this year. Berkshire’s Class A stock rose 1.8% to $784,957 while the Class B shares ended at $523.