The new year can be a time to reevaluate your portfolio. Did you buy too many high-risk stocks that did poorly in 2024? Now is the perfect time to switch things up and build a durable portfolio that can sustain and grow your wealth over the long haul.

Buffett invested in Heinz in 2013 and two years later, Heinz merged with Kraft Foods. He bought 326 million shares during this merger at a cost of around $24.6 billion. He has held on to that stake, which is now worth $11.4 billion.

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

Warren Buffett's Berkshire Hathaway (NYSE: BRK.A) (NYSE: BRK.B) owns one of the world's most closely watched stock portfolios. Many investors follow Buffett's trades for investment ideas and to gauge the temperature of the broader market.

The selloff spree has seen Berkshire Hathaway’s cash pile swell to over $325 billion, with more than $288 billion invested in Treasuries. The adjustments come amid growing concerns that the stock market has become pricey, making it difficult to find anything of value to buy at discounted valuations.

Buffett ended 2024 by making some big moves, even with his long-held stocks. Should you be reviewing your own portfolio positions?