ZIU.TO vs. ^GSPC

Last updated Jun 4, 2026

ZIU.TO (BMO S&P/TSX 60 Index ETF) is Canada Equities fund tracking the S&P/TSX 60 Index, while ^GSPC (S&P 500 Index) is an index. Over the past year, ZIU.TO returned 31.32% vs 28.58% for ^GSPC. At a 0.47 correlation, their price movements are largely independent.

Performance

ZIU.TO vs. ^GSPC - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in BMO S&P/TSX 60 Index ETF (ZIU.TO) and S&P 500 Index (^GSPC). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

ZIU.TO is traded in CAD, while ^GSPC is traded in USD. To make them comparable, the ^GSPC values have been converted to CAD using the latest available exchange rates.

Returns By Period

In the year-to-date period, ZIU.TO achieves a 10.17% return, which is significantly lower than ^GSPC's 12.12% return.

ZIU.TO

• 1D: -0.14%
• 1M: 3.59%
• YTD: 10.17%
• 6M: 11.84%
• 1Y: 31.32%
• 3Y*: —
• 5Y*: —
• 10Y*: —

^GSPC

• 1D: 0.00%
• 1M: 7.35%
• YTD: 12.12%
• 6M: 10.22%
• 1Y: 28.58%
• 3Y*: 22.37%
• 5Y*: 15.58%
• 10Y*: 14.52%

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

ZIU.TO vs. ^GSPC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
ZIU.TO BMO S&P/TSX 60 Index ETF	10.17%	28.37%	21.12%	10.25%
^GSPC S&P 500 Index	11.75%	11.05%	33.90%	7.71%

Correlation

The correlation between ZIU.TO and ^GSPC is 0.51, 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	0.51
Correlation (All Time) Calculated using the full available price history since Oct 3, 2023	0.47

The correlation between ZIU.TO and ^GSPC has been stable across timeframes, ranging from 0.47 to 0.51 - a consistent structural relationship.

Return for Risk

ZIU.TO vs. ^GSPC — Risk / Return Rank

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

ZIU.TO

ZIU.TO Risk / Return Rank: 83
ZIU.TO Sharpe Ratio Rank: 84
ZIU.TO Sortino Ratio Rank: 84
ZIU.TO Omega Ratio Rank: 84
ZIU.TO Calmar Ratio Rank: 78
ZIU.TO Martin Ratio Rank: 87

^GSPC

^GSPC Risk / Return Rank: 73
^GSPC Sharpe Ratio Rank: 71
^GSPC Sortino Ratio Rank: 71
^GSPC Omega Ratio Rank: 72
^GSPC Calmar Ratio Rank: 67
^GSPC Martin Ratio Rank: 81

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.

ZIU.TO vs. ^GSPC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BMO S&P/TSX 60 Index ETF (ZIU.TO) and S&P 500 Index (^GSPC). 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.

	ZIU.TO	^GSPC	Difference
Sharpe ratio: Return per unit of total volatility	2.80	2.46	+0.34
Sortino ratio: Return per unit of downside risk	3.80	3.32	+0.48
Omega ratio: Gain probability vs. loss probability	1.52	1.47	+0.05
Calmar ratio: Return relative to maximum drawdown	3.99	3.24	+0.75
Martin ratio: Return relative to average drawdown	19.04	12.23	+6.81
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ZIU.TO vs. ^GSPC - Sharpe Ratio Comparison

The current ZIU.TO Sharpe Ratio is 2.80, which is comparable to the ^GSPC Sharpe Ratio of 2.46. The chart below compares the historical Sharpe Ratios of ZIU.TO and ^GSPC, 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

	ZIU.TO	^GSPC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.80	2.46	+0.34
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	1.05	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.89	—
Sharpe Ratio (All Time) Calculated using the full available price history	2.18	0.99	+1.19

Drawdowns

ZIU.TO vs. ^GSPC - Drawdown Comparison

The maximum ZIU.TO drawdown since its inception was -12.35%, smaller than the maximum ^GSPC drawdown of -27.59%. Use the drawdown chart below to compare losses from any high point for ZIU.TO and ^GSPC.

Drawdown Indicators

	ZIU.TO	^GSPC	Difference
Max Drawdown Largest peak-to-trough decline	-12.35%	-27.59%	+15.24%
Max Drawdown (1Y) Largest decline over 1 year	-7.88%	-8.86%	+0.98%
Max Drawdown (3Y) Largest decline over 3 years	—	-19.23%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-22.60%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-27.59%	—
Current Drawdown Current decline from peak	-0.14%	0.00%	-0.14%
Average Drawdown Average peak-to-trough decline	-1.30%	-3.51%	+2.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.65%	2.34%	-0.69%

Volatility

ZIU.TO vs. ^GSPC - Volatility Comparison

The current volatility for BMO S&P/TSX 60 Index ETF (ZIU.TO) is 2.25%, while S&P 500 Index (^GSPC) has a volatility of 2.69%. This indicates that ZIU.TO experiences smaller price fluctuations and is considered to be less risky than ^GSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ZIU.TO	^GSPC	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.25%	2.69%	-0.44%
Volatility (6M) Calculated over the trailing 6-month period	8.94%	8.85%	+0.09%
Volatility (1Y) Calculated over the trailing 1-year period	11.25%	11.70%	-0.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	12.42%	14.99%	-2.57%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.42%	16.33%	-3.91%

Frequently Asked Questions

Can I hold both ZIU.TO and ^GSPC in my portfolio?

ZIU.TO and ^GSPC have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.