BRK.B vs STEW: Correlation
How closely do Berkshire Hathaway (BRK.B) and SRH Total Return Fund, Inc. (STEW) trade together? Their weekly returns over three years give a correlation of 0.77, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BRK.B and STEW?
On 3 years of weekly data the BRK.B/STEW correlation comes out at 0.77, strong. The relationship has been stable: the 1-year correlation (0.77) sits close to the 3-year figure. The 5-year figure is 0.83, and annualized covariance runs at 173.4 %².
Few assets follow BRK.B as closely as STEW, which ranks #1 of 31 tracked partners. Twelve-month performance is nearly a tie, at +1.6% for BRK.B and +5.2% for STEW.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
BRK.B vs STEW: side by side
| BRK.B (Berkshire Hathaway) | STEW (SRH Total Return Fund, Inc.) | |
|---|---|---|
| 1-year return | +1.6% | +5.2% |
| 5-year return | +76.3% | +61.2% |
| Volatility (ann.) | 15.9% | 14.1% |
| Beta vs S&P 500 | 0.43 | 0.67 |
| Max drawdown (3Y) | -14.9% | -10.5% |
| Market cap | $1,078.3B | $1.8B |
| P/E (trailing) | 12.7 | 12.1 |
| Dividend yield | 0.00% | 3.91% |
| Sector / category | Financials | US Listed |
Year-by-year returns
| Year | BRK.B | STEW |
|---|---|---|
| 2022 | +3.3% | -7.3% |
| 2023 | +15.5% | +13.5% |
| 2024 | +27.1% | +19.9% |
| 2025 | +10.9% | +20.3% |
| 2026 | +0.2% | +3.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BRK.B and STEW good diversifiers for each other?
Somewhat, no more. With 0.77 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between BRK.B and STEW?
Using weekly returns as of 2026-08-27: 0.77 over 3 years, with 0.77 over the last year and 0.83 over 5 years.
Is STEW a good diversifier for BRK.B?
Somewhat, no more. With 0.77 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.77 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/brk-b-vs-stew.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/brk-b-vs-stew/)
Free with attribution; caching and terms are described in the API documentation.
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Hubs: BRK.B correlations · STEW correlations
