ETV vs. BRK-B
ETV (Eaton Vance Tax-Managed Buy-Write Opportunities Fund) and BRK-B (Berkshire Hathaway Inc.) are both stocks. Both are in the Financial Services sector — ETV in Asset Management, BRK-B in Insurance - Diversified. Over the past 10 years, ETV returned 9.16%/yr vs 13.14%/yr for BRK-B. At a 0.43 correlation, their price movements are largely independent.
Performance
ETV vs. BRK-B - Performance Comparison
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Returns By Period
In the year-to-date period, ETV achieves a 5.95% return, which is significantly higher than BRK-B's -3.11% return. Over the past 10 years, ETV has underperformed BRK-B with an annualized return of 9.16%, while BRK-B has yielded a comparatively higher 13.14% annualized return.
ETV
- 1D
- -0.20%
- 1M
- 0.89%
- YTD
- 5.95%
- 6M
- 6.77%
- 1Y
- 18.79%
- 3Y*
- 15.14%
- 5Y*
- 6.96%
- 10Y*
- 9.16%
BRK-B
- 1D
- -0.23%
- 1M
- 2.32%
- YTD
- -3.11%
- 6M
- -2.06%
- 1Y
- -1.32%
- 3Y*
- 13.25%
- 5Y*
- 11.03%
- 10Y*
- 13.14%
ETV vs. BRK-B - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ETV Eaton Vance Tax-Managed Buy-Write Opportunities Fund | 5.95% | 8.63% | 27.67% | 9.94% | -19.73% | 18.41% | 13.03% | 21.25% | -4.29% | 12.98% |
BRK-B Berkshire Hathaway Inc. | -3.11% | 10.89% | 27.09% | 15.46% | 3.31% | 28.95% | 2.37% | 10.93% | 3.01% | 21.62% |
Correlation
The correlation between ETV and BRK-B is 0.00, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.00 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.24 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.38 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.40 |
Correlation (All Time) Calculated using the full available price history since Jun 28, 2005 | 0.43 |
Over the past year, the correlation between ETV and BRK-B has dropped to 0.00 - well below their long-term average of 0.43, suggesting their price drivers have been diverging.
Fundamentals
ETV:
$1.72B
BRK-B:
$1.05T
ETV:
$4.95
BRK-B:
$33.62
ETV:
2.97
BRK-B:
14.49
ETV:
0.09
BRK-B:
0.56
ETV:
5.65
BRK-B:
2.80
ETV:
0.94
BRK-B:
1.44
ETV:
$303.84M
BRK-B:
$375.39B
ETV:
$149.51M
BRK-B:
$94.36B
ETV:
$578.17M
BRK-B:
$71.92B
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Return for Risk
ETV vs. BRK-B — Risk / Return Rank
ETV
BRK-B
ETV vs. BRK-B - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV) and Berkshire Hathaway Inc. (BRK-B). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| ETV | BRK-B | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.63 | ||
| Sortino ratioReturn per unit of downside risk | +2.22 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 1.00 | +0.28 |
| Calmar ratioReturn relative to maximum drawdown | 1.83 | -0.14 | +1.97 |
| Martin ratioReturn relative to average drawdown | 9.34 | -0.30 | +9.64 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| ETV | BRK-B | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.54 | -0.09 | +1.63 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.41 | 0.65 | -0.23 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.48 | 0.68 | -0.20 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.43 | 0.48 | -0.06 |
Drawdowns
ETV vs. BRK-B - Drawdown Comparison
The maximum ETV drawdown since its inception was -52.11%, roughly equal to the maximum BRK-B drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for ETV and BRK-B.
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Drawdown Indicators
| ETV | BRK-B | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -52.11% | -53.86% | +1.75% |
Max Drawdown (1Y)Largest decline over 1 year | -10.34% | -9.42% | -0.92% |
Max Drawdown (3Y)Largest decline over 3 years | -20.27% | -14.95% | -5.32% |
Max Drawdown (5Y)Largest decline over 5 years | -22.71% | -26.58% | +3.87% |
Max Drawdown (10Y)Largest decline over 10 years | -42.39% | -29.57% | -12.82% |
Current DrawdownCurrent decline from peak | -1.67% | -9.78% | +8.11% |
Average DrawdownAverage peak-to-trough decline | -5.58% | -11.07% | +5.49% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.01% | 4.49% | -2.48% |
Volatility
ETV vs. BRK-B - Volatility Comparison
The current volatility for Eaton Vance Tax-Managed Buy-Write Opportunities Fund (ETV) is 3.60%, while Berkshire Hathaway Inc. (BRK-B) has a volatility of 3.98%. This indicates that ETV experiences smaller price fluctuations and is considered to be less risky than BRK-B based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ETV | BRK-B | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.60% | 3.98% | -0.38% |
Volatility (6M)Calculated over the trailing 6-month period | 10.12% | 10.87% | -0.75% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.31% | 14.38% | -2.07% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.88% | 17.13% | -0.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.34% | 19.44% | -0.10% |
Dividends
ETV vs. BRK-B - Dividend Comparison
ETV's dividend yield for the trailing twelve months is around 8.11%, while BRK-B has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BRK-B Berkshire Hathaway Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
ETV Eaton Vance Tax-Managed Buy-Write Opportunities Fund | 8.11% | 8.30% | 8.18% | 9.24% | 10.57% | 7.94% | 8.66% | 8.89% | 9.86% | 8.65% | 8.96% | 8.69% |
Financials
ETV vs. BRK-B - Financials Comparison
This section allows you to compare key financial metrics between Eaton Vance Tax-Managed Buy-Write Opportunities Fund and Berkshire Hathaway Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
Frequently Asked Questions
ETV and BRK-B have a correlation of 0.00, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BRK-B has higher volatility (3.98%) compared to ETV (3.60%). In terms of maximum drawdown, ETV dropped -52.11% vs BRK-B's -53.86%.
ETV currently has the higher Sharpe Ratio (1.54 vs -0.09), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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