PRPFX vs. BRK-B
PRPFX (Permanent Portfolio Class I) is Diversified Portfolio fund actively managed by Permanent Portfolio, while BRK-B (Berkshire Hathaway Inc.) is a stock. Over the past 10 years, PRPFX returned 10.56%/yr vs 13.22%/yr for BRK-B. At a 0.34 correlation, their price movements are largely independent.
Performance
PRPFX vs. BRK-B - Performance Comparison
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Returns By Period
In the year-to-date period, PRPFX achieves a 3.05% return, which is significantly higher than BRK-B's -2.67% return. Over the past 10 years, PRPFX has underperformed BRK-B with an annualized return of 10.56%, while BRK-B has yielded a comparatively higher 13.22% annualized return.
PRPFX
- 1D
- 0.64%
- 1M
- -2.53%
- YTD
- 3.05%
- 6M
- 4.38%
- 1Y
- 17.66%
- 3Y*
- 19.77%
- 5Y*
- 10.72%
- 10Y*
- 10.56%
BRK-B
- 1D
- 0.71%
- 1M
- 1.36%
- YTD
- -2.67%
- 6M
- -2.06%
- 1Y
- 0.35%
- 3Y*
- 13.30%
- 5Y*
- 11.27%
- 10Y*
- 13.22%
PRPFX vs. BRK-B - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PRPFX Permanent Portfolio Class I | 3.05% | 28.78% | 19.36% | 11.96% | -5.48% | 10.87% | 18.80% | 19.20% | -7.02% | 11.42% |
BRK-B Berkshire Hathaway Inc. | -2.67% | 10.89% | 27.09% | 15.46% | 3.31% | 28.95% | 2.37% | 10.93% | 3.01% | 21.62% |
Correlation
The correlation between PRPFX and BRK-B is 0.02, 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 | 0.02 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.19 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.37 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.40 |
Correlation (All Time) Calculated using the full available price history since May 9, 1996 | 0.34 |
Over the past year, the correlation between PRPFX and BRK-B has dropped to 0.02 - well below their long-term average of 0.34, suggesting their price drivers have been diverging.
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Return for Risk
PRPFX vs. BRK-B — Risk / Return Rank
PRPFX
BRK-B
PRPFX vs. BRK-B - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Permanent Portfolio Class I (PRPFX) 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| PRPFX | BRK-B | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.46 | ||
| Sortino ratioReturn per unit of downside risk | +1.73 | ||
| Omega ratioGain probability vs. loss probability | 1.29 | 1.01 | +0.28 |
| Calmar ratioReturn relative to maximum drawdown | 2.20 | -0.02 | +2.23 |
| Martin ratioReturn relative to average drawdown | 5.95 | -0.05 | +6.00 |
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Drawdowns
PRPFX vs. BRK-B - Drawdown Comparison
The maximum PRPFX drawdown since its inception was -27.16%, smaller than the maximum BRK-B drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for PRPFX and BRK-B.
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Drawdown Indicators
| PRPFX | BRK-B | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -27.16% | -53.86% | +26.70% |
Max Drawdown (1Y)Largest decline over 1 year | -8.40% | -9.42% | +1.02% |
Max Drawdown (3Y)Largest decline over 3 years | -8.40% | -14.95% | +6.55% |
Max Drawdown (5Y)Largest decline over 5 years | -15.49% | -26.58% | +11.09% |
Max Drawdown (10Y)Largest decline over 10 years | -20.84% | -29.57% | +8.73% |
Current DrawdownCurrent decline from peak | -7.81% | -9.36% | +1.55% |
Average DrawdownAverage peak-to-trough decline | -3.52% | -11.07% | +7.55% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.10% | 4.53% | -1.43% |
Volatility
PRPFX vs. BRK-B - Volatility Comparison
The current volatility for Permanent Portfolio Class I (PRPFX) is 3.64%, while Berkshire Hathaway Inc. (BRK-B) has a volatility of 3.95%. This indicates that PRPFX 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
| PRPFX | BRK-B | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.64% | 3.95% | -0.31% |
Volatility (6M)Calculated over the trailing 6-month period | 11.59% | 10.78% | +0.81% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.79% | 14.38% | -1.59% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.13% | 17.12% | -5.99% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 10.65% | 19.44% | -8.79% |
Dividends
PRPFX vs. BRK-B - Dividend Comparison
PRPFX's dividend yield for the trailing twelve months is around 3.17%, 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% |
PRPFX Permanent Portfolio Class I | 3.17% | 3.27% | 1.86% | 1.39% | 1.58% | 2.05% | 5.38% | 4.69% | 6.90% | 2.14% | 0.95% | 7.06% |
Frequently Asked Questions
PRPFX and BRK-B have a correlation of 0.02, 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 (3.95%) compared to PRPFX (3.64%). In terms of maximum drawdown, PRPFX dropped -27.16% vs BRK-B's -53.86%.
PRPFX currently has the higher Sharpe Ratio (1.45 vs -0.02), 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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