WAIIX vs. FSPWX
Compare and contrast key facts about Western Asset Inflation Indexed Plus Bond Fund (WAIIX) and Fidelity SAI Inflation-Protected Bond Index Fund (FSPWX).
WAIIX is managed by Franklin Templeton. It was launched on Feb 28, 2001. FSPWX is a passively managed fund by Fidelity that tracks the performance of the Bloomberg U.S. Treasury Inflation Protected Securities Index. It was launched on Aug 16, 2024.
Performance
WAIIX vs. FSPWX - Performance Comparison
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WAIIX vs. FSPWX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
WAIIX Western Asset Inflation Indexed Plus Bond Fund | 0.00% | 6.41% | -1.82% |
FSPWX Fidelity SAI Inflation-Protected Bond Index Fund | 0.50% | 6.76% | -1.32% |
Returns By Period
WAIIX
- 1D
- 0.64%
- 1M
- -1.56%
- YTD
- 0.00%
- 6M
- -0.03%
- 1Y
- 2.49%
- 3Y*
- 2.41%
- 5Y*
- 0.73%
- 10Y*
- 2.13%
FSPWX
- 1D
- 0.70%
- 1M
- -1.27%
- YTD
- 0.50%
- 6M
- 0.41%
- 1Y
- 2.99%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
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WAIIX vs. FSPWX - Expense Ratio Comparison
WAIIX has a 0.54% expense ratio, which is higher than FSPWX's 0.05% expense ratio.
Return for Risk
WAIIX vs. FSPWX — Risk / Return Rank
WAIIX
FSPWX
WAIIX vs. FSPWX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Western Asset Inflation Indexed Plus Bond Fund (WAIIX) and Fidelity SAI Inflation-Protected Bond Index Fund (FSPWX). 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.
| WAIIX | FSPWX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.67 | 0.84 | -0.16 |
Sortino ratioReturn per unit of downside risk | 0.93 | 1.17 | -0.24 |
Omega ratioGain probability vs. loss probability | 1.12 | 1.15 | -0.03 |
Calmar ratioReturn relative to maximum drawdown | 1.12 | 1.41 | -0.29 |
Martin ratioReturn relative to average drawdown | 3.97 | 4.38 | -0.41 |
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
| WAIIX | FSPWX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.67 | 0.84 | -0.16 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.11 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.38 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.64 | 0.88 | -0.25 |
Correlation
The correlation between WAIIX and FSPWX is 0.93, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
WAIIX vs. FSPWX - Dividend Comparison
WAIIX's dividend yield for the trailing twelve months is around 3.33%, less than FSPWX's 4.17% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
WAIIX Western Asset Inflation Indexed Plus Bond Fund | 3.33% | 4.12% | 3.44% | 2.80% | 6.69% | 12.25% | 1.38% | 2.18% | 2.82% | 2.03% | 1.30% | 0.37% |
FSPWX Fidelity SAI Inflation-Protected Bond Index Fund | 4.17% | 4.19% | 0.69% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
WAIIX vs. FSPWX - Drawdown Comparison
The maximum WAIIX drawdown since its inception was -16.55%, which is greater than FSPWX's maximum drawdown of -3.84%. Use the drawdown chart below to compare losses from any high point for WAIIX and FSPWX.
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Drawdown Indicators
| WAIIX | FSPWX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -16.55% | -3.84% | -12.71% |
Max Drawdown (1Y)Largest decline over 1 year | -3.13% | -2.91% | -0.22% |
Max Drawdown (5Y)Largest decline over 5 years | -15.99% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -15.99% | — | — |
Current DrawdownCurrent decline from peak | -3.48% | -1.27% | -2.21% |
Average DrawdownAverage peak-to-trough decline | -3.83% | -1.04% | -2.79% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.88% | 0.94% | -0.06% |
Volatility
WAIIX vs. FSPWX - Volatility Comparison
Western Asset Inflation Indexed Plus Bond Fund (WAIIX) and Fidelity SAI Inflation-Protected Bond Index Fund (FSPWX) have volatilities of 1.49% and 1.44%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| WAIIX | FSPWX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.49% | 1.44% | +0.05% |
Volatility (6M)Calculated over the trailing 6-month period | 2.41% | 2.29% | +0.12% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.28% | 4.10% | +0.18% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.39% | 4.17% | +2.22% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.66% | 4.17% | +1.49% |