ZLU.TO vs. ZST.TO

Last updated Jun 4, 2026

ZLU.TO (BMO Low Volatility US Equity ETF (CAD)) and ZST.TO (BMO Ultra Short-Term Bond ETF) are both exchange-traded funds - ZLU.TO is a Large Cap Blend Equities fund actively managed by BMO, while ZST.TO is a Canadian Government Bonds fund actively managed by BMO. Both are actively managed. Over the past 10 years, ZLU.TO returned 9.43%/yr vs 2.34%/yr for ZST.TO. At a 0.10 correlation, their price movements are largely independent. ZLU.TO charges 0.33%/yr vs 0.17%/yr for ZST.TO.

Performance

ZLU.TO vs. ZST.TO - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in BMO Low Volatility US Equity ETF (CAD) (ZLU.TO) and BMO Ultra Short-Term Bond ETF (ZST.TO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ZLU.TO achieves a 9.40% return, which is significantly higher than ZST.TO's 1.08% return. Over the past 10 years, ZLU.TO has outperformed ZST.TO with an annualized return of 9.43%, while ZST.TO has yielded a comparatively lower 2.34% annualized return.

ZLU.TO

• 1D: -0.14%
• 1M: 4.18%
• YTD: 9.40%
• 6M: 3.31%
• 1Y: 9.98%
• 3Y*: 10.83%
• 5Y*: 10.19%
• 10Y*: 9.43%

ZST.TO

• 1D: 0.02%
• 1M: 0.25%
• YTD: 1.08%
• 6M: 0.26%
• 1Y: 1.68%
• 3Y*: 3.84%
• 5Y*: 2.95%
• 10Y*: 2.34%

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

ZLU.TO vs. ZST.TO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ZLU.TO BMO Low Volatility US Equity ETF (CAD)	9.40%	1.95%	21.52%	-3.36%	7.85%	20.62%	1.98%	20.39%	8.31%	4.98%
ZST.TO BMO Ultra Short-Term Bond ETF	1.08%	2.03%	5.16%	5.33%	1.19%	0.22%	1.74%	2.36%	1.95%	1.43%

Correlation

The correlation between ZLU.TO and ZST.TO is 0.12, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.12
Correlation (3Y) Calculated over the trailing 3-year period	0.08
Correlation (5Y) Calculated over the trailing 5-year period	0.10
Correlation (10Y) Calculated over the trailing 10-year period	0.10
Correlation (All Time) Calculated using the full available price history since Apr 9, 2013	0.10

Return for Risk

ZLU.TO vs. ZST.TO — Risk / Return Rank

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

ZLU.TO

ZLU.TO Risk / Return Rank: 26
ZLU.TO Sharpe Ratio Rank: 26
ZLU.TO Sortino Ratio Rank: 24
ZLU.TO Omega Ratio Rank: 25
ZLU.TO Calmar Ratio Rank: 27
ZLU.TO Martin Ratio Rank: 25

ZST.TO

ZST.TO Risk / Return Rank: 47
ZST.TO Sharpe Ratio Rank: 44
ZST.TO Sortino Ratio Rank: 30
ZST.TO Omega Ratio Rank: 96
ZST.TO Calmar Ratio Rank: 34
ZST.TO Martin Ratio Rank: 30

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.

ZLU.TO vs. ZST.TO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BMO Low Volatility US Equity ETF (CAD) (ZLU.TO) and BMO Ultra Short-Term Bond ETF (ZST.TO). 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.

	ZLU.TO	ZST.TO	Difference
Sharpe ratio: Return per unit of total volatility	0.96	1.56	-0.60
Sortino ratio: Return per unit of downside risk	1.31	1.64	-0.33
Omega ratio: Gain probability vs. loss probability	1.17	1.83	-0.65
Calmar ratio: Return relative to maximum drawdown	1.33	1.68	-0.35
Martin ratio: Return relative to average drawdown	3.38	4.51	-1.13
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ZLU.TO vs. ZST.TO - Sharpe Ratio Comparison

The current ZLU.TO Sharpe Ratio is 0.96, which is lower than the ZST.TO Sharpe Ratio of 1.56. The chart below compares the historical Sharpe Ratios of ZLU.TO and ZST.TO, 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

	ZLU.TO	ZST.TO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.96	1.56	-0.60
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.90	4.12	-3.22
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.68	3.30	-2.62
Sharpe Ratio (All Time) Calculated using the full available price history	0.97	1.81	-0.83

Drawdowns

ZLU.TO vs. ZST.TO - Drawdown Comparison

The maximum ZLU.TO drawdown since its inception was -25.49%, which is greater than ZST.TO's maximum drawdown of -1.06%. Use the drawdown chart below to compare losses from any high point for ZLU.TO and ZST.TO.

Drawdown Indicators

	ZLU.TO	ZST.TO	Difference
Max Drawdown Largest peak-to-trough decline	-25.49%	-1.06%	-24.43%
Max Drawdown (1Y) Largest decline over 1 year	-7.53%	-1.01%	-6.52%
Max Drawdown (3Y) Largest decline over 3 years	-9.17%	-1.01%	-8.16%
Max Drawdown (5Y) Largest decline over 5 years	-10.40%	-1.01%	-9.39%
Max Drawdown (10Y) Largest decline over 10 years	-25.49%	-1.06%	-24.43%
Current Drawdown Current decline from peak	-2.03%	-0.00%	-2.03%
Average Drawdown Average peak-to-trough decline	-3.11%	-0.13%	-2.98%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.97%	0.37%	+2.60%

Volatility

ZLU.TO vs. ZST.TO - Volatility Comparison

BMO Low Volatility US Equity ETF (CAD) (ZLU.TO) has a higher volatility of 2.85% compared to BMO Ultra Short-Term Bond ETF (ZST.TO) at 0.08%. This indicates that ZLU.TO's price experiences larger fluctuations and is considered to be riskier than ZST.TO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ZLU.TO	ZST.TO	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.85%	0.08%	+2.77%
Volatility (6M) Calculated over the trailing 6-month period	8.51%	1.05%	+7.46%
Volatility (1Y) Calculated over the trailing 1-year period	10.46%	1.08%	+9.38%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.34%	0.72%	+10.62%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.91%	0.71%	+13.20%

ZLU.TO vs. ZST.TO - Expense Ratio Comparison

ZLU.TO has a 0.33% expense ratio, which is higher than ZST.TO's 0.17% expense ratio.

Dividends

ZLU.TO vs. ZST.TO - Dividend Comparison

ZLU.TO's dividend yield for the trailing twelve months is around 1.73%, less than ZST.TO's 2.55% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ZLU.TO BMO Low Volatility US Equity ETF (CAD)	1.73%	1.89%	1.89%	2.29%	1.87%	1.69%	1.75%	1.51%	1.81%	1.91%	2.26%	1.73%
ZST.TO BMO Ultra Short-Term Bond ETF	2.55%	2.82%	4.65%	4.79%	2.75%	2.29%	2.65%	2.82%	3.43%	4.05%	3.92%	3.90%

Frequently Asked Questions

Can I hold both ZLU.TO and ZST.TO in my portfolio?

ZLU.TO and ZST.TO have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, ZLU.TO or ZST.TO?

On fees, ZST.TO is cheaper at 0.17% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ZLU.TO or ZST.TO?

ZST.TO is cheaper with a 0.17% expense ratio, compared with 0.33% for ZLU.TO.

What is the main difference between ZLU.TO and ZST.TO?

ZLU.TO is categorized as Large Cap Blend Equities, while ZST.TO is Canadian Government Bonds. Their fees differ too: 0.33% for ZLU.TO and 0.17% for ZST.TO.