STPZ vs. FTBFX

Last updated Jun 23, 2026

STPZ (PIMCO 1-5 Year US TIPS Index ETF) and FTBFX (Fidelity Total Bond Fund) are both funds - STPZ is a Inflation-Protected Bonds fund tracking the ICE BofA US Inflation-Linked Treasury (1-5 Y), while FTBFX is a Intermediate Core-Plus Bond fund actively managed by Fidelity. STPZ is passively managed, while FTBFX is actively managed. Over the past 10 years, STPZ returned 2.77%/yr vs 2.46%/yr for FTBFX. A 0.56 correlation means they provide meaningful diversification when combined. STPZ charges 0.20%/yr vs 0.45%/yr for FTBFX.

Performance

STPZ vs. FTBFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in PIMCO 1-5 Year US TIPS Index ETF (STPZ) and Fidelity Total Bond Fund (FTBFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, STPZ achieves a 0.96% return, which is significantly higher than FTBFX's 0.57% return. Over the past 10 years, STPZ has outperformed FTBFX with an annualized return of 2.77%, while FTBFX has yielded a comparatively lower 2.46% annualized return.

STPZ

• 1D: -0.23%
• 1M: -0.42%
• YTD: 0.96%
• 6M: 1.11%
• 1Y: 3.28%
• 3Y*: 4.79%
• 5Y*: 2.80%
• 10Y*: 2.77%

FTBFX

• 1D: 0.21%
• 1M: 0.89%
• YTD: 0.57%
• 6M: 0.92%
• 1Y: 5.08%
• 3Y*: 4.76%
• 5Y*: 0.58%
• 10Y*: 2.46%

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

STPZ vs. FTBFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
STPZ PIMCO 1-5 Year US TIPS Index ETF	0.96%	6.40%	4.30%	4.28%	-4.49%	5.64%	5.44%	4.83%	0.04%	0.51%
FTBFX Fidelity Total Bond Fund	0.57%	7.50%	2.13%	7.25%	-13.58%	-0.44%	9.34%	9.89%	-0.66%	4.19%

Correlation

The correlation between STPZ and FTBFX is 0.57, 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	0.57
Correlation (3Y) Calculated over the trailing 3-year period	0.67
Correlation (5Y) Calculated over the trailing 5-year period	0.60
Correlation (10Y) Calculated over the trailing 10-year period	0.56
Correlation (All Time) Calculated using the full available price history since Aug 21, 2009	0.56

The correlation between STPZ and FTBFX shifts across timeframes, from 0.56 (all time) to 0.67 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

STPZ vs. FTBFX — Risk / Return Rank

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

STPZ

STPZ Risk / Return Rank: 58
STPZ Sharpe Ratio Rank: 51
STPZ Sortino Ratio Rank: 53
STPZ Omega Ratio Rank: 53
STPZ Calmar Ratio Rank: 72
STPZ Martin Ratio Rank: 63

FTBFX

FTBFX Risk / Return Rank: 25
FTBFX Sharpe Ratio Rank: 25
FTBFX Sortino Ratio Rank: 27
FTBFX Omega Ratio Rank: 24
FTBFX Calmar Ratio Rank: 26
FTBFX Martin Ratio Rank: 22

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.

STPZ vs. FTBFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for PIMCO 1-5 Year US TIPS Index ETF (STPZ) and Fidelity Total Bond Fund (FTBFX). 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.

	STPZ	FTBFX	Difference
Sharpe ratio: Return per unit of total volatility	1.69	1.34	+0.35
Sortino ratio: Return per unit of downside risk	2.48	2.01	+0.47
Omega ratio: Gain probability vs. loss probability	1.32	1.24	+0.08
Calmar ratio: Return relative to maximum drawdown	3.54	1.76	+1.78
Martin ratio: Return relative to average drawdown	11.04	5.10	+5.94

STPZ vs. FTBFX - Sharpe Ratio Comparison

The current STPZ Sharpe Ratio is 1.69, which is comparable to the FTBFX Sharpe Ratio of 1.34. The chart below compares the historical Sharpe Ratios of STPZ and FTBFX, 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

STPZ vs. FTBFX - Drawdown Comparison

The maximum STPZ drawdown since its inception was -6.77%, smaller than the maximum FTBFX drawdown of -18.25%. Use the drawdown chart below to compare losses from any high point for STPZ and FTBFX.

Drawdown Indicators

	STPZ	FTBFX	Difference
Max Drawdown Largest peak-to-trough decline	-6.77%	-18.25%	+11.48%
Max Drawdown (1Y) Largest decline over 1 year	-0.93%	-2.89%	+1.96%
Max Drawdown (3Y) Largest decline over 3 years	-1.35%	-5.82%	+4.47%
Max Drawdown (5Y) Largest decline over 5 years	-6.70%	-18.25%	+11.55%
Max Drawdown (10Y) Largest decline over 10 years	-6.77%	-18.25%	+11.48%
Current Drawdown Current decline from peak	-0.93%	-1.31%	+0.38%
Average Drawdown Average peak-to-trough decline	-1.30%	-2.32%	+1.02%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.30%	1.00%	-0.70%

Volatility

STPZ vs. FTBFX - Volatility Comparison

The current volatility for PIMCO 1-5 Year US TIPS Index ETF (STPZ) is 0.82%, while Fidelity Total Bond Fund (FTBFX) has a volatility of 1.21%. This indicates that STPZ experiences smaller price fluctuations and is considered to be less risky than FTBFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	STPZ	FTBFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.82%	1.21%	-0.39%
Volatility (6M) Calculated over the trailing 6-month period	1.39%	2.88%	-1.49%
Volatility (1Y) Calculated over the trailing 1-year period	1.95%	3.80%	-1.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.29%	5.67%	-2.38%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.99%	4.73%	-1.74%

STPZ vs. FTBFX - Expense Ratio Comparison

STPZ has a 0.20% expense ratio, which is lower than FTBFX's 0.45% expense ratio.

Dividends

STPZ vs. FTBFX - Dividend Comparison

STPZ's dividend yield for the trailing twelve months is around 4.14%, less than FTBFX's 4.36% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FTBFX Fidelity Total Bond Fund	4.36%	4.36%	4.15%	4.15%	2.54%	1.89%	5.22%	3.03%	3.19%	2.97%	3.61%	3.30%
STPZ PIMCO 1-5 Year US TIPS Index ETF	4.14%	3.65%	1.97%	1.63%	5.88%	3.65%	1.86%	1.76%	2.23%	1.51%	0.65%	0.49%

Frequently Asked Questions

Can I hold both STPZ and FTBFX in my portfolio?

STPZ and FTBFX have a correlation of 0.57, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, STPZ or FTBFX?

FTBFX has higher volatility (1.21%) compared to STPZ (0.82%). In terms of maximum drawdown, STPZ dropped -6.77% vs FTBFX's -18.25%.

Which has better risk-adjusted returns?

STPZ currently has the higher Sharpe Ratio (1.69 vs 1.34), 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.