OILY.TO vs. ZWB.TO

Last updated Jun 26, 2026

OILY.TO (Evolve Canadian Energy Enhanced Yield Index Fund ETF) and ZWB.TO (BMO Covered Call Canadian Banks ETF) are both exchange-traded funds - OILY.TO is a Energy Equities fund tracking the Solactive Canada Energy Top 10 Index, while ZWB.TO is a Financials Equities fund actively managed by BMO. OILY.TO is passively managed, while ZWB.TO is actively managed. Over the past year, OILY.TO returned 37.50% vs 60.37% for ZWB.TO. At a correlation of -0.07, they often move in opposite directions. OILY.TO charges 0.60%/yr vs 0.72%/yr for ZWB.TO.

Performance

OILY.TO vs. ZWB.TO - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in Evolve Canadian Energy Enhanced Yield Index Fund ETF (OILY.TO) and BMO Covered Call Canadian Banks ETF (ZWB.TO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OILY.TO achieves a 24.63% return, which is significantly lower than ZWB.TO's 26.39% return.

OILY.TO

• 1D: 0.46%
• 1M: -6.99%
• YTD: 24.63%
• 6M: 26.92%
• 1Y: 37.50%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ZWB.TO

• 1D: 0.58%
• 1M: 7.23%
• YTD: 26.39%
• 6M: 25.94%
• 1Y: 60.37%
• 3Y*: 29.72%
• 5Y*: 15.67%
• 10Y*: 13.54%

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

OILY.TO vs. ZWB.TO - Yearly Performance Comparison

	2026 (YTD)	2025
OILY.TO Evolve Canadian Energy Enhanced Yield Index Fund ETF	24.63%	3.96%
ZWB.TO BMO Covered Call Canadian Banks ETF	26.39%	38.97%

Correlation

The correlation between OILY.TO and ZWB.TO is -0.12, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.12
Correlation (All Time) Calculated using the full available price history since Mar 28, 2025	-0.07

Return for Risk

OILY.TO vs. ZWB.TO — Risk / Return Rank

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

OILY.TO

OILY.TO Risk / Return Rank: 64
OILY.TO Sharpe Ratio Rank: 68
OILY.TO Sortino Ratio Rank: 60
OILY.TO Omega Ratio Rank: 59
OILY.TO Calmar Ratio Rank: 73
OILY.TO Martin Ratio Rank: 61

ZWB.TO

ZWB.TO Risk / Return Rank: 97
ZWB.TO Sharpe Ratio Rank: 98
ZWB.TO Sortino Ratio Rank: 98
ZWB.TO Omega Ratio Rank: 98
ZWB.TO Calmar Ratio Rank: 96
ZWB.TO Martin Ratio Rank: 97

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.

OILY.TO vs. ZWB.TO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Evolve Canadian Energy Enhanced Yield Index Fund ETF (OILY.TO) and BMO Covered Call Canadian Banks ETF (ZWB.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.

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.

	OILY.TO	ZWB.TO	Difference
Sharpe ratio: Return per unit of total volatility	1.91	5.27	-3.36
Sortino ratio: Return per unit of downside risk	2.47	7.16	-4.69
Omega ratio: Gain probability vs. loss probability	1.32	2.00	-0.68
Calmar ratio: Return relative to maximum drawdown	3.26	7.76	-4.50
Martin ratio: Return relative to average drawdown	9.50	34.83	-25.32

OILY.TO vs. ZWB.TO - Sharpe Ratio Comparison

The current OILY.TO Sharpe Ratio is 1.91, which is lower than the ZWB.TO Sharpe Ratio of 5.27. The chart below compares the historical Sharpe Ratios of OILY.TO and ZWB.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.

Drawdowns

OILY.TO vs. ZWB.TO - Drawdown Comparison

The maximum OILY.TO drawdown since its inception was -22.70%, smaller than the maximum ZWB.TO drawdown of -39.36%. Use the drawdown chart below to compare losses from any high point for OILY.TO and ZWB.TO.

Drawdown Indicators

	OILY.TO	ZWB.TO	Difference
Max Drawdown Largest peak-to-trough decline	-22.70%	-39.36%	+16.66%
Max Drawdown (1Y) Largest decline over 1 year	-11.56%	-7.82%	-3.74%
Max Drawdown (3Y) Largest decline over 3 years	—	-14.05%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-25.26%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-39.36%	—
Current Drawdown Current decline from peak	-10.90%	0.00%	-10.90%
Average Drawdown Average peak-to-trough decline	-4.66%	-5.54%	+0.88%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.96%	1.74%	+2.22%

Volatility

OILY.TO vs. ZWB.TO - Volatility Comparison

Evolve Canadian Energy Enhanced Yield Index Fund ETF (OILY.TO) has a higher volatility of 7.31% compared to BMO Covered Call Canadian Banks ETF (ZWB.TO) at 3.30%. This indicates that OILY.TO's price experiences larger fluctuations and is considered to be riskier than ZWB.TO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OILY.TO	ZWB.TO	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.31%	3.30%	+4.01%
Volatility (6M) Calculated over the trailing 6-month period	16.46%	9.97%	+6.49%
Volatility (1Y) Calculated over the trailing 1-year period	19.71%	11.52%	+8.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.99%	12.65%	+12.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.99%	15.67%	+9.32%

OILY.TO vs. ZWB.TO - Expense Ratio Comparison

OILY.TO has a 0.60% expense ratio, which is lower than ZWB.TO's 0.72% expense ratio.

Dividends

OILY.TO vs. ZWB.TO - Dividend Comparison

OILY.TO's dividend yield for the trailing twelve months is around 13.78%, more than ZWB.TO's 4.61% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
OILY.TO Evolve Canadian Energy Enhanced Yield Index Fund ETF	13.78%	11.50%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
ZWB.TO BMO Covered Call Canadian Banks ETF	4.61%	5.38%	6.66%	7.62%	7.30%	5.46%	5.80%	5.53%	5.59%	4.80%	5.04%	5.64%

Frequently Asked Questions

Can I hold both OILY.TO and ZWB.TO in my portfolio?

OILY.TO and ZWB.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, OILY.TO or ZWB.TO?

On fees, OILY.TO is cheaper at 0.60% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, OILY.TO or ZWB.TO?

OILY.TO is cheaper with a 0.60% expense ratio, compared with 0.72% for ZWB.TO.

What is the main difference between OILY.TO and ZWB.TO?

OILY.TO is categorized as Energy Equities, while ZWB.TO is Financials Equities. They also come from different issuers: Evolve and BMO. Their fees differ too: 0.60% for OILY.TO and 0.72% for ZWB.TO.