SWRSX vs. FIPDX

Last updated Jun 23, 2026

SWRSX (Schwab Treasury Inflation Protected Securities Index Fund) and FIPDX (Fidelity Inflation-Protected Bond Index Fund) are both Inflation-Protected Bonds funds. Over the past 10 years, SWRSX returned 2.61%/yr vs 2.61%/yr for FIPDX. Their correlation of 0.94 suggests significant overlap in exposure. Both charge a 0.05% expense ratio.

Performance

SWRSX vs. FIPDX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Schwab Treasury Inflation Protected Securities Index Fund (SWRSX) and Fidelity Inflation-Protected Bond Index Fund (FIPDX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SWRSX achieves a 1.23% return, which is significantly higher than FIPDX's 1.11% return. Over a longer period, both investments have demonstrated similar performance, with their 10-year annualized returns being quite close: SWRSX at 2.61% and FIPDX at 2.61%.

SWRSX

• 1D: 0.29%
• 1M: 0.29%
• YTD: 1.23%
• 6M: 1.33%
• 1Y: 3.97%
• 3Y*: 3.85%
• 5Y*: 1.08%
• 10Y*: 2.61%

FIPDX

• 1D: 0.22%
• 1M: 0.33%
• YTD: 1.11%
• 6M: 1.33%
• 1Y: 3.98%
• 3Y*: 3.85%
• 5Y*: 1.08%
• 10Y*: 2.61%

*Multi-year figures are annualized to reflect compound growth (CAGR)

SWRSX vs. FIPDX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SWRSX Schwab Treasury Inflation Protected Securities Index Fund	1.23%	6.84%	1.95%	3.80%	-12.01%	5.83%	10.88%	8.38%	-1.32%	2.69%
FIPDX Fidelity Inflation-Protected Bond Index Fund	1.11%	6.90%	2.00%	3.77%	-12.09%	5.94%	10.90%	8.32%	-1.37%	2.98%

Correlation

The correlation between SWRSX and FIPDX is 0.93, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.93
Correlation (3Y) Calculated over the trailing 3-year period	0.97
Correlation (5Y) Calculated over the trailing 5-year period	0.97
Correlation (10Y) Calculated over the trailing 10-year period	0.94
Correlation (All Time) Calculated using the full available price history since May 10, 2012	0.94

The correlation between SWRSX and FIPDX has been stable across timeframes, ranging from 0.93 to 0.97 - a consistent structural relationship.

Return for Risk

SWRSX vs. FIPDX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

SWRSX

SWRSX Risk / Return Rank: 28
SWRSX Sharpe Ratio Rank: 24
SWRSX Sortino Ratio Rank: 26
SWRSX Omega Ratio Rank: 24
SWRSX Calmar Ratio Rank: 37
SWRSX Martin Ratio Rank: 31

FIPDX

FIPDX Risk / Return Rank: 27
FIPDX Sharpe Ratio Rank: 22
FIPDX Sortino Ratio Rank: 23
FIPDX Omega Ratio Rank: 22
FIPDX Calmar Ratio Rank: 37
FIPDX Martin Ratio Rank: 29

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

SWRSX vs. FIPDX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Schwab Treasury Inflation Protected Securities Index Fund (SWRSX) and Fidelity Inflation-Protected Bond Index Fund (FIPDX). 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.

	SWRSX	FIPDX	Difference
Sharpe ratio: Return per unit of total volatility	1.31	1.26	+0.05
Sortino ratio: Return per unit of downside risk	1.98	1.87	+0.12
Omega ratio: Gain probability vs. loss probability	1.24	1.23	+0.01
Calmar ratio: Return relative to maximum drawdown	2.20	2.18	+0.02
Martin ratio: Return relative to average drawdown	6.58	6.33	+0.25

SWRSX vs. FIPDX - Sharpe Ratio Comparison

The current SWRSX Sharpe Ratio is 1.31, which is comparable to the FIPDX Sharpe Ratio of 1.26. The chart below compares the historical Sharpe Ratios of SWRSX and FIPDX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

SWRSX vs. FIPDX - Drawdown Comparison

The maximum SWRSX drawdown since its inception was -14.29%, roughly equal to the maximum FIPDX drawdown of -14.32%. Use the drawdown chart below to compare losses from any high point for SWRSX and FIPDX.

Drawdown Indicators

	SWRSX	FIPDX	Difference
Max Drawdown Largest peak-to-trough decline	-14.29%	-14.32%	+0.03%
Max Drawdown (1Y) Largest decline over 1 year	-1.90%	-1.94%	+0.04%
Max Drawdown (3Y) Largest decline over 3 years	-4.46%	-4.49%	+0.03%
Max Drawdown (5Y) Largest decline over 5 years	-14.29%	-14.32%	+0.03%
Max Drawdown (10Y) Largest decline over 10 years	-14.29%	-14.32%	+0.03%
Current Drawdown Current decline from peak	-0.57%	-0.65%	+0.08%
Average Drawdown Average peak-to-trough decline	-3.72%	-4.46%	+0.74%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.64%	0.67%	-0.03%

Volatility

SWRSX vs. FIPDX - Volatility Comparison

Schwab Treasury Inflation Protected Securities Index Fund (SWRSX) and Fidelity Inflation-Protected Bond Index Fund (FIPDX) have volatilities of 1.05% and 1.10%, 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.

Volatility by Period

	SWRSX	FIPDX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.05%	1.10%	-0.05%
Volatility (6M) Calculated over the trailing 6-month period	2.30%	2.39%	-0.09%
Volatility (1Y) Calculated over the trailing 1-year period	3.19%	3.34%	-0.15%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.02%	5.97%	+0.05%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.37%	5.37%	0.00%

SWRSX vs. FIPDX - Expense Ratio Comparison

Both SWRSX and FIPDX have an expense ratio of 0.05%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

SWRSX vs. FIPDX - Dividend Comparison

SWRSX's dividend yield for the trailing twelve months is around 3.80%, which matches FIPDX's 3.81% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FIPDX Fidelity Inflation-Protected Bond Index Fund	3.81%	4.18%	3.75%	3.56%	8.87%	4.76%	1.24%	1.97%	2.26%	1.29%	1.34%	0.38%
SWRSX Schwab Treasury Inflation Protected Securities Index Fund	3.80%	4.20%	3.68%	3.11%	7.95%	4.45%	1.33%	2.20%	2.87%	1.75%	1.81%	1.06%

Frequently Asked Questions

Can I hold both SWRSX and FIPDX in my portfolio?

With a correlation of 0.93, SWRSX and FIPDX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, SWRSX or FIPDX?

FIPDX has higher volatility (1.10%) compared to SWRSX (1.05%). In terms of maximum drawdown, SWRSX dropped -14.29% vs FIPDX's -14.32%.

Which has better risk-adjusted returns?

SWRSX currently has the higher Sharpe Ratio (1.31 vs 1.26), 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.