Berkshire Hathaway Lags S&P 500 by 16.3pp YTD, Largest Gap in 2026
Berkshire's B shares are running 16.3 percentage points behind the S&P 500 year-to-date, the biggest performance gap in 2026.
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What is causing Berkshire Hathaway's underperformance?
The article does not specify a cause; it simply reports that its B shares have underperformed the S&P 500 by 16.3pp YTD.
Is this the largest underperformance ever for Berkshire?
The article states it is the biggest gap so far in 2026, not necessarily in its entire history.