PLDTX vs. VBIRX
PLDTX (PIMCO Low Duration II Fund) and VBIRX (Vanguard Short-Term Bond Index Fund Admiral Shares) are both Short-Term Bond funds. Over the past 10 years, PLDTX returned 1.76%/yr vs 1.84%/yr for VBIRX. Their 0.74 correlation means they have sometimes moved together and sometimes differently. PLDTX charges 0.50%/yr vs 0.06%/yr for VBIRX.
Performance
PLDTX vs. VBIRX - Performance Comparison
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Returns By Period
In the year-to-date period, PLDTX achieves a 0.10% return, which is significantly higher than VBIRX's 0.04% return. Both investments have delivered pretty close results over the past 10 years, with PLDTX having a 1.76% annualized return and VBIRX not far ahead at 1.84%.
PLDTX
- 1D
- -0.11%
- 1M
- -0.43%
- 6M
- -0.09%
- YTD
- 0.10%
- 1Y
- 2.20%
- 3Y*
- 4.28%
- 5Y*
- 1.56%
- 10Y*
- 1.76%
- ALL TIME*
- 3.62%
VBIRX
- 1D
- -0.10%
- 1M
- -0.39%
- 6M
- 0.00%
- YTD
- 0.04%
- 1Y
- 2.00%
- 3Y*
- 4.40%
- 5Y*
- 1.52%
- 10Y*
- 1.84%
- ALL TIME*
- 2.57%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
PLDTX vs. VBIRX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PLDTX PIMCO Low Duration II Fund | 0.10% | 5.47% | 4.55% | 4.21% | -5.14% | -1.03% | 3.44% | 3.83% | 0.63% | 1.66% |
VBIRX Vanguard Short-Term Bond Index Fund Admiral Shares | 0.04% | 6.09% | 3.75% | 4.87% | -5.63% | -1.20% | 4.69% | 4.86% | 1.37% | 1.18% |
Correlation
The correlation between PLDTX and VBIRX is 0.83, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.83 |
Correlation (3Y) Balances recent behavior with more history. | 0.82 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.84 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.77 |
Correlation (All Time) Calculated using the full available price history since Nov 12, 2001 | 0.74 |
The correlation between PLDTX and VBIRX shifts across timeframes, from 0.74 (all time) to 0.84 (5 years), reflecting how their relationship changes across market environments.
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Return for Risk
PLDTX vs. VBIRX — Risk / Return Rank
PLDTX
VBIRX
PLDTX vs. VBIRX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for PIMCO Low Duration II Fund (PLDTX) and Vanguard Short-Term Bond Index Fund Admiral Shares (VBIRX). 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.
| PLDTX | VBIRX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.16 | ||
| Sortino ratioReturn per unit of downside risk | +0.31 | ||
| Omega ratioGain probability vs. loss probability | 1.30 | 1.23 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 1.86 | 1.69 | +0.17 |
| Martin ratioReturn relative to average drawdown | 6.57 | 4.73 | +1.84 |
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Drawdowns
PLDTX vs. VBIRX - Drawdown Comparison
The maximum PLDTX drawdown since its inception was -7.60%, smaller than the maximum VBIRX drawdown of -8.69%. Use the drawdown chart below to compare losses from any high point for PLDTX and VBIRX.
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Drawdown Indicators
| PLDTX | VBIRX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -7.60% | -8.69% | +1.09% |
Max Drawdown (1Y)Largest decline over 1 year | -1.49% | -1.54% | +0.05% |
Max Drawdown (3Y)Largest decline over 3 years | -1.49% | -1.55% | +0.06% |
Max Drawdown (5Y)Largest decline over 5 years | -7.42% | -8.47% | +1.05% |
Max Drawdown (10Y)Largest decline over 10 years | -7.60% | -8.69% | +1.09% |
Current DrawdownCurrent decline from peak | -0.59% | -0.89% | +0.30% |
Average DrawdownAverage peak-to-trough decline | -0.71% | -0.98% | +0.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.42% | 0.55% | -0.13% |
Volatility
PLDTX vs. VBIRX - Volatility Comparison
PIMCO Low Duration II Fund (PLDTX) has a higher volatility of 0.56% compared to Vanguard Short-Term Bond Index Fund Admiral Shares (VBIRX) at 0.46%. This indicates that PLDTX's price experiences larger fluctuations and is considered to be riskier than VBIRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PLDTX | VBIRX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.56% | 0.46% | +0.10% |
Volatility (6M)Calculated over the trailing 6-month period | 1.63% | 1.68% | -0.05% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.09% | 2.23% | -0.14% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 2.42% | 2.98% | -0.56% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.97% | 2.40% | -0.43% |
PLDTX vs. VBIRX - Expense Ratio Comparison
PLDTX has a 0.50% expense ratio, which is higher than VBIRX's 0.06% expense ratio.
Dividends
PLDTX vs. VBIRX - Dividend Comparison
PLDTX's dividend yield for the trailing twelve months is around 3.50%, less than VBIRX's 3.69% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PLDTX PIMCO Low Duration II Fund | 3.50% | 3.79% | 3.99% | 3.55% | 1.28% | 0.29% | 1.23% | 2.72% | 2.18% | 1.45% | 1.76% | 1.60% |
VBIRX Vanguard Short-Term Bond Index Fund Admiral Shares | 3.69% | 3.83% | 3.37% | 2.41% | 1.46% | 1.22% | 1.77% | 2.24% | 2.03% | 1.66% | 1.50% | 1.41% |
Frequently Asked Questions
PLDTX and VBIRX have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PLDTX has higher volatility (0.56%) compared to VBIRX (0.46%). In terms of maximum drawdown, PLDTX dropped -7.60% vs VBIRX's -8.69%.
PLDTX currently has the higher Sharpe Ratio (1.34 vs 1.18), 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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