Here's How Warren Buffett's Berkshire Hathaway Stock Did in Every S&P 500 Down Year Since 2000

Berkshire Hathaway outperformed the S&P 500 in all six calendar years when the index declined since 2000, gaining in four of those years. However, the article cautions that this historical outperformance doesn't guarantee future results, especially given that Berkshire's current valuation at 1.6x book value is significantly higher than the 1.1x book value it traded at in March 2000.