WIP vs. SPY

Last updated Jun 4, 2026

WIP (SPDR FTSE International Government Inflation-Protected Bond ETF) and SPY (State Street SPDR S&P 500 ETF) are both exchange-traded funds - WIP is a Inflation-Protected Bonds fund tracking the FTSE International Inflation-Linked Securities Select (USD), while SPY is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 10 years, WIP returned 1.61%/yr vs 15.49%/yr for SPY. At a 0.28 correlation, their price movements are largely independent. WIP charges 0.50%/yr vs 0.09%/yr for SPY.

Performance

WIP vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR FTSE International Government Inflation-Protected Bond ETF (WIP) and State Street SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WIP achieves a 4.31% return, which is significantly lower than SPY's 10.91% return. Over the past 10 years, WIP has underperformed SPY with an annualized return of 1.61%, while SPY has yielded a comparatively higher 15.49% annualized return.

WIP

• 1D: -0.72%
• 1M: 0.70%
• YTD: 4.31%
• 6M: 4.96%
• 1Y: 10.26%
• 3Y*: 5.08%
• 5Y*: -0.70%
• 10Y*: 1.61%

SPY

• 1D: -0.70%
• 1M: 5.05%
• YTD: 10.91%
• 6M: 10.91%
• 1Y: 27.98%
• 3Y*: 22.35%
• 5Y*: 13.83%
• 10Y*: 15.49%

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

WIP vs. SPY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WIP SPDR FTSE International Government Inflation-Protected Bond ETF	4.31%	15.18%	-8.71%	8.84%	-15.54%	-4.15%	8.37%	8.62%	-5.97%	12.73%
SPY State Street SPDR S&P 500 ETF	10.91%	17.72%	24.89%	26.18%	-18.18%	28.73%	18.33%	31.22%	-4.57%	21.71%

Correlation

The correlation between WIP and SPY is 0.50, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.50
Correlation (3Y) Calculated over the trailing 3-year period	0.36
Correlation (5Y) Calculated over the trailing 5-year period	0.34
Correlation (10Y) Calculated over the trailing 10-year period	0.28
Correlation (All Time) Calculated using the full available price history since Mar 20, 2008	0.28

Over the past year, WIP and SPY have become more correlated (0.50) than their long-term average of 0.28, meaning their price movements have been converging.

Return for Risk

WIP vs. SPY — Risk / Return Rank

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

WIP

WIP Risk / Return Rank: 34
WIP Sharpe Ratio Rank: 32
WIP Sortino Ratio Rank: 30
WIP Omega Ratio Rank: 29
WIP Calmar Ratio Rank: 40
WIP Martin Ratio Rank: 38

SPY

SPY Risk / Return Rank: 70
SPY Sharpe Ratio Rank: 71
SPY Sortino Ratio Rank: 69
SPY Omega Ratio Rank: 70
SPY Calmar Ratio Rank: 62
SPY Martin Ratio Rank: 75

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.

WIP vs. SPY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR FTSE International Government Inflation-Protected Bond ETF (WIP) and State Street SPDR S&P 500 ETF (SPY). 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.

	WIP	SPY	Difference
Sharpe ratio: Return per unit of total volatility	1.18	2.38	-1.20
Sortino ratio: Return per unit of downside risk	1.67	3.24	-1.57
Omega ratio: Gain probability vs. loss probability	1.20	1.43	-0.23
Calmar ratio: Return relative to maximum drawdown	2.00	3.16	-1.17
Martin ratio: Return relative to average drawdown	5.98	14.72	-8.74
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WIP vs. SPY - Sharpe Ratio Comparison

The current WIP Sharpe Ratio is 1.18, which is lower than the SPY Sharpe Ratio of 2.38. The chart below compares the historical Sharpe Ratios of WIP and SPY, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	WIP	SPY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.18	2.38	-1.20
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.06	0.82	-0.88
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.16	0.87	-0.71
Sharpe Ratio (All Time) Calculated using the full available price history	0.12	0.59	-0.46

Drawdowns

WIP vs. SPY - Drawdown Comparison

The maximum WIP drawdown since its inception was -29.60%, smaller than the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for WIP and SPY.

Drawdown Indicators

	WIP	SPY	Difference
Max Drawdown Largest peak-to-trough decline	-29.60%	-55.19%	+25.59%
Max Drawdown (1Y) Largest decline over 1 year	-5.16%	-8.88%	+3.72%
Max Drawdown (3Y) Largest decline over 3 years	-11.16%	-18.76%	+7.60%
Max Drawdown (5Y) Largest decline over 5 years	-28.84%	-24.50%	-4.34%
Max Drawdown (10Y) Largest decline over 10 years	-28.84%	-33.72%	+4.88%
Current Drawdown Current decline from peak	-3.87%	-0.70%	-3.17%
Average Drawdown Average peak-to-trough decline	-8.58%	-9.05%	+0.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.72%	1.91%	-0.19%

Volatility

WIP vs. SPY - Volatility Comparison

SPDR FTSE International Government Inflation-Protected Bond ETF (WIP) and State Street SPDR S&P 500 ETF (SPY) have volatilities of 2.95% and 2.84%, 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

	WIP	SPY	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.95%	2.84%	+0.11%
Volatility (6M) Calculated over the trailing 6-month period	6.89%	8.90%	-2.01%
Volatility (1Y) Calculated over the trailing 1-year period	8.72%	11.83%	-3.11%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.45%	17.05%	-5.60%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	10.16%	17.94%	-7.78%

WIP vs. SPY - Expense Ratio Comparison

WIP has a 0.50% expense ratio, which is higher than SPY's 0.09% expense ratio.

Dividends

WIP vs. SPY - Dividend Comparison

WIP's dividend yield for the trailing twelve months is around 5.79%, more than SPY's 0.98% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SPY State Street SPDR S&P 500 ETF	0.98%	1.07%	1.21%	1.40%	1.65%	1.20%	1.52%	1.75%	2.04%	1.80%	2.03%	2.06%
WIP SPDR FTSE International Government Inflation-Protected Bond ETF	5.79%	5.51%	6.06%	6.54%	11.15%	4.63%	1.59%	2.49%	4.05%	1.91%	1.27%	1.14%

Frequently Asked Questions

Can I hold both WIP and SPY in my portfolio?

WIP and SPY have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WIP or SPY?

WIP has higher volatility (2.95%) compared to SPY (2.84%). In terms of maximum drawdown, WIP dropped -29.60% vs SPY's -55.19%.

Which ETF is better, WIP or SPY?

On 10-year performance, SPY leads with 15.49% vs 1.61% for WIP. On fees, SPY is cheaper at 0.09% per year. On volatility, SPY has been the lower-risk option at 2.84%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, WIP or SPY?

Over the 10-year period, SPY has performed better with a 15.49% return vs 1.61%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, WIP or SPY?

SPY is cheaper with a 0.09% expense ratio, compared with 0.50% for WIP.

Which ETF pays a higher dividend yield, WIP or SPY?

WIP has the higher dividend yield at 5.79%, compared with 0.98% for SPY.

What is the main difference between WIP and SPY?

WIP is categorized as Inflation-Protected Bonds, while SPY is S&P 500. WIP tracks FTSE International Inflation-Linked Securities Select (USD), while SPY tracks S&P 500 Index. Their fees differ too: 0.50% for WIP and 0.09% for SPY.

Which has better risk-adjusted returns?

SPY currently has the higher Sharpe Ratio (2.38 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.