IGIB vs. PRVBX
IGIB (iShares Intermediate-Term Corporate Bond ETF) and PRVBX (Permanent Portfolio Versatile Bond Portfolio) are both funds - IGIB is a Corporate Bonds fund tracking the Bloomberg Barclays U.S. Intermediate Credit Index, while PRVBX is a Short-Term Bond fund managed by Permanent Portfolio. Over the past 10 years, IGIB returned 3.04%/yr vs 4.35%/yr for PRVBX. At a 0.50 correlation, their price movements are largely independent. IGIB charges 0.06%/yr vs 0.64%/yr for PRVBX.
Performance
IGIB vs. PRVBX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, IGIB achieves a 0.21% return, which is significantly lower than PRVBX's 0.91% return. Over the past 10 years, IGIB has underperformed PRVBX with an annualized return of 3.04%, while PRVBX has yielded a comparatively higher 4.35% annualized return.
IGIB
- 1D
- -0.19%
- 1M
- 0.31%
- YTD
- 0.21%
- 6M
- 0.14%
- 1Y
- 6.27%
- 3Y*
- 6.21%
- 5Y*
- 1.37%
- 10Y*
- 3.04%
PRVBX
- 1D
- -0.09%
- 1M
- -0.05%
- YTD
- 0.91%
- 6M
- 1.18%
- 1Y
- 5.30%
- 3Y*
- 5.62%
- 5Y*
- 2.64%
- 10Y*
- 4.35%
IGIB vs. PRVBX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IGIB iShares Intermediate-Term Corporate Bond ETF | 0.21% | 9.58% | 3.49% | 9.22% | -14.00% | -1.66% | 9.64% | 14.60% | -0.71% | 3.50% |
PRVBX Permanent Portfolio Versatile Bond Portfolio | 0.91% | 5.66% | 5.78% | 6.91% | -5.91% | 2.93% | 9.88% | 9.29% | 2.01% | 0.69% |
Correlation
The correlation between IGIB and PRVBX is 0.64, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.64 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.72 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.74 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.54 |
Correlation (All Time) Calculated using the full available price history since Jan 12, 2007 | 0.50 |
The correlation between IGIB and PRVBX shifts across timeframes, from 0.50 (all time) to 0.74 (5 years), reflecting how their relationship changes across market environments.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
IGIB vs. PRVBX — Risk / Return Rank
IGIB
PRVBX
IGIB vs. PRVBX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Intermediate-Term Corporate Bond ETF (IGIB) and Permanent Portfolio Versatile Bond Portfolio (PRVBX). 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.
| IGIB | PRVBX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.49 | ||
| Sortino ratioReturn per unit of downside risk | -2.44 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.63 | -0.36 |
| Calmar ratioReturn relative to maximum drawdown | 2.09 | 3.54 | -1.45 |
| Martin ratioReturn relative to average drawdown | 7.08 | 13.93 | -6.85 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| IGIB | PRVBX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.52 | 3.01 | -1.49 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.21 | 1.13 | -0.92 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.50 | 1.00 | -0.50 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.70 | 1.29 | -0.60 |
Drawdowns
IGIB vs. PRVBX - Drawdown Comparison
The maximum IGIB drawdown since its inception was -20.62%, which is greater than PRVBX's maximum drawdown of -16.91%. Use the drawdown chart below to compare losses from any high point for IGIB and PRVBX.
Loading charts...
Drawdown Indicators
| IGIB | PRVBX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -20.62% | -16.91% | -3.71% |
Max Drawdown (1Y)Largest decline over 1 year | -3.01% | -1.51% | -1.50% |
Max Drawdown (3Y)Largest decline over 3 years | -6.05% | -1.51% | -4.54% |
Max Drawdown (5Y)Largest decline over 5 years | -20.62% | -8.22% | -12.40% |
Max Drawdown (10Y)Largest decline over 10 years | -20.62% | -16.91% | -3.71% |
Current DrawdownCurrent decline from peak | -1.33% | -0.37% | -0.96% |
Average DrawdownAverage peak-to-trough decline | -2.58% | -0.72% | -1.86% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.89% | 0.38% | +0.51% |
Volatility
IGIB vs. PRVBX - Volatility Comparison
iShares Intermediate-Term Corporate Bond ETF (IGIB) has a higher volatility of 1.33% compared to Permanent Portfolio Versatile Bond Portfolio (PRVBX) at 0.71%. This indicates that IGIB's price experiences larger fluctuations and is considered to be riskier than PRVBX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| IGIB | PRVBX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.33% | 0.71% | +0.62% |
Volatility (6M)Calculated over the trailing 6-month period | 3.08% | 1.39% | +1.69% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.14% | 1.77% | +2.37% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.56% | 2.36% | +4.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.06% | 4.36% | +1.70% |
IGIB vs. PRVBX - Expense Ratio Comparison
IGIB has a 0.06% expense ratio, which is lower than PRVBX's 0.64% expense ratio.
Dividends
IGIB vs. PRVBX - Dividend Comparison
IGIB's dividend yield for the trailing twelve months is around 4.82%, more than PRVBX's 4.14% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IGIB iShares Intermediate-Term Corporate Bond ETF | 4.82% | 4.59% | 4.41% | 3.78% | 3.04% | 2.52% | 2.74% | 3.44% | 3.41% | 2.51% | 2.45% | 2.51% |
PRVBX Permanent Portfolio Versatile Bond Portfolio | 4.14% | 4.18% | 3.61% | 3.16% | 1.83% | 0.85% | 4.73% | 2.51% | 1.71% | 3.30% | 3.27% | 5.71% |
Frequently Asked Questions
IGIB and PRVBX have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IGIB has higher volatility (1.33%) compared to PRVBX (0.71%). In terms of maximum drawdown, IGIB dropped -20.62% vs PRVBX's -16.91%.
PRVBX currently has the higher Sharpe Ratio (3.01 vs 1.52), 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.
Find the right allocation for IGIB and PRVBX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer