The S&P 500 Index ( ^GSPC -0.43%) enjoyed a fantastic year in 2024, gaining roughly 24% (as of Dec. 30). Warren Buffett's Berkshire Hathaway ( BRK.A 0.41%) ( BRK.B 0.25%) performed similarly, depending on which share class you look at.

Warren Buffett went a buying spree in late December, purchasing VeriSign stock in multiple sessions through Dec. 24.

Six blue-chip stocks aggressively backed by Warren Buffett are on sale on Wall Street as the year draws to a close, mainly due to broad economic factors and stock market fashion.

Berkshire Hathaway (NYSE: BRK.A)(NYSE: BRK.B) owns a stock portfolio worth roughly $300 billion with about four dozen individual stocks in it. Legendary stock-picker Warren Buffett himself hand-selected many of them,

Together with the 139,930 Verisign shares purchased earlier in December, Buffett has now increased his stake in the business to roughly 13.3 million shares in total. The stock is trading at an attractive forward price-to-earnings (PE) ratio of 22.97, and readers should note that the company’s last quarterly report included a strong earnings beat.

As the year draws to an end, let's take a look at how Warren Buffett's Berkshire Hathaway has changed its holdings in 2024.