STPZ vs. SPIR

Last updated Jun 23, 2026

STPZ (PIMCO 1-5 Year US TIPS Index ETF) is Inflation-Protected Bonds fund tracking the ICE BofA US Inflation-Linked Treasury (1-5 Y), while SPIR (Spire Global, Inc.) is a stock. Over the past 5 years, STPZ returned 2.80%/yr vs -26.35%/yr for SPIR. At a 0.05 correlation, their price movements are largely independent.

Performance

STPZ vs. SPIR - 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 Spire Global, Inc. (SPIR). 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 lower than SPIR's 130.27% 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%

SPIR

• 1D: -8.96%
• 1M: -18.38%
• YTD: 130.27%
• 6M: 90.62%
• 1Y: 73.74%
• 3Y*: 67.27%
• 5Y*: -26.35%
• 10Y*: —

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

STPZ vs. SPIR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
STPZ PIMCO 1-5 Year US TIPS Index ETF	0.96%	6.40%	4.30%	4.28%	-4.49%	5.64%	1.54%
SPIR Spire Global, Inc.	130.27%	-46.70%	79.92%	1.82%	-71.60%	-66.23%	5.37%

Correlation

The correlation between STPZ and SPIR is 0.00, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.00
Correlation (3Y) Calculated over the trailing 3-year period	0.07
Correlation (5Y) Calculated over the trailing 5-year period	0.05
Correlation (All Time) Calculated using the full available price history since Nov 3, 2020	0.05

Return for Risk

STPZ vs. SPIR — 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

SPIR

SPIR Risk / Return Rank: 68
SPIR Sharpe Ratio Rank: 66
SPIR Sortino Ratio Rank: 69
SPIR Omega Ratio Rank: 68
SPIR Calmar Ratio Rank: 69
SPIR Martin Ratio Rank: 67

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. SPIR - 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 Spire Global, Inc. (SPIR). 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	SPIR	Difference
Sharpe ratio: Return per unit of total volatility	1.69	0.72	+0.98
Sortino ratio: Return per unit of downside risk	2.48	1.66	+0.83
Omega ratio: Gain probability vs. loss probability	1.32	1.20	+0.12
Calmar ratio: Return relative to maximum drawdown	3.54	1.48	+2.06
Martin ratio: Return relative to average drawdown	11.04	2.90	+8.14

STPZ vs. SPIR - Sharpe Ratio Comparison

The current STPZ Sharpe Ratio is 1.69, which is higher than the SPIR Sharpe Ratio of 0.72. The chart below compares the historical Sharpe Ratios of STPZ and SPIR, 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. SPIR - Drawdown Comparison

The maximum STPZ drawdown since its inception was -6.77%, smaller than the maximum SPIR drawdown of -97.74%. Use the drawdown chart below to compare losses from any high point for STPZ and SPIR.

Drawdown Indicators

	STPZ	SPIR	Difference
Max Drawdown Largest peak-to-trough decline	-6.77%	-97.74%	+90.97%
Max Drawdown (1Y) Largest decline over 1 year	-0.93%	-50.04%	+49.11%
Max Drawdown (3Y) Largest decline over 3 years	-1.35%	-66.22%	+64.87%
Max Drawdown (5Y) Largest decline over 5 years	-6.70%	-97.74%	+91.04%
Max Drawdown (10Y) Largest decline over 10 years	-6.77%	—	—
Current Drawdown Current decline from peak	-0.93%	-88.30%	+87.37%
Average Drawdown Average peak-to-trough decline	-1.30%	-77.97%	+76.67%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.30%	25.51%	-25.21%

Volatility

STPZ vs. SPIR - Volatility Comparison

The current volatility for PIMCO 1-5 Year US TIPS Index ETF (STPZ) is 0.82%, while Spire Global, Inc. (SPIR) has a volatility of 39.83%. This indicates that STPZ experiences smaller price fluctuations and is considered to be less risky than SPIR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	STPZ	SPIR	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.82%	39.83%	-39.01%
Volatility (6M) Calculated over the trailing 6-month period	1.39%	80.75%	-79.36%
Volatility (1Y) Calculated over the trailing 1-year period	1.95%	103.70%	-101.75%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.29%	98.51%	-95.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.99%	92.96%	-89.97%

Dividends

STPZ vs. SPIR - Dividend Comparison

STPZ's dividend yield for the trailing twelve months is around 4.14%, while SPIR has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SPIR Spire Global, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
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 SPIR in my portfolio?

STPZ and SPIR have a correlation of 0.00, 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 SPIR?

SPIR has higher volatility (39.83%) compared to STPZ (0.82%). In terms of maximum drawdown, STPZ dropped -6.77% vs SPIR's -97.74%.

Which has better risk-adjusted returns?

STPZ currently has the higher Sharpe Ratio (1.69 vs 0.72), 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.