IYK vs. COWZ

Last updated Jun 5, 2026

IYK (iShares U.S. Consumer Goods ETF) and COWZ (Pacer US Cash Cows 100 ETF) are both exchange-traded funds - IYK is a Consumer Staples Equities fund tracking the Dow Jones U.S. Consumer Goods Index, while COWZ is a Mid Cap Value Equities fund tracking the Pacer US Cash Cows 100 Index. Both are passively managed. Over the past 5 years, IYK returned 5.51%/yr vs 10.60%/yr for COWZ. A 0.56 correlation means they provide meaningful diversification when combined. IYK charges 0.42%/yr vs 0.49%/yr for COWZ.

Performance

IYK vs. COWZ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Consumer Goods ETF (IYK) and Pacer US Cash Cows 100 ETF (COWZ). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IYK achieves a 5.46% return, which is significantly lower than COWZ's 8.30% return.

IYK

• 1D: -0.20%
• 1M: -1.64%
• YTD: 5.46%
• 6M: 5.91%
• 1Y: 1.90%
• 3Y*: 4.78%
• 5Y*: 5.51%
• 10Y*: 8.83%

COWZ

• 1D: 0.11%
• 1M: 2.05%
• YTD: 8.30%
• 6M: 8.95%
• 1Y: 22.75%
• 3Y*: 14.62%
• 5Y*: 10.60%
• 10Y*: —

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

IYK vs. COWZ - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IYK iShares U.S. Consumer Goods ETF	5.46%	4.78%	5.27%	-2.84%	3.57%	17.32%	32.65%	28.12%	-13.84%	16.53%
COWZ Pacer US Cash Cows 100 ETF	8.30%	8.98%	10.64%	14.73%	0.19%	42.57%	11.65%	23.41%	-10.05%	20.22%

Correlation

The correlation between IYK and COWZ is 0.33, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.33
Correlation (3Y) Calculated over the trailing 3-year period	0.36
Correlation (5Y) Calculated over the trailing 5-year period	0.45
Correlation (All Time) Calculated using the full available price history since Dec 20, 2016	0.56

Over the past year, the correlation between IYK and COWZ has dropped to 0.33 - well below their long-term average of 0.56, suggesting their price drivers have been diverging.

IYK vs. COWZ - Sectors Allocation Comparison

Sectors	IYK	COWZ
Consumer Defensive	84.9%	10.9%
Healthcare	10.9%	21.8%
Basic Materials	2.7%	3.7%
Consumer Cyclical	1.5%	11.7%
Industrials	0.1%	8.4%
Communication Services	-	10.4%
Energy	-	16.9%
Financial Services	-	-
Real Estate	-	-
Technology	-	16.0%
Utilities	-	-

Return for Risk

IYK vs. COWZ — Risk / Return Rank

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

IYK

IYK Risk / Return Rank: 11
IYK Sharpe Ratio Rank: 12
IYK Sortino Ratio Rank: 11
IYK Omega Ratio Rank: 11
IYK Calmar Ratio Rank: 11
IYK Martin Ratio Rank: 11

COWZ

COWZ Risk / Return Rank: 69
COWZ Sharpe Ratio Rank: 63
COWZ Sortino Ratio Rank: 67
COWZ Omega Ratio Rank: 61
COWZ Calmar Ratio Rank: 85
COWZ Martin Ratio Rank: 68

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.

IYK vs. COWZ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Consumer Goods ETF (IYK) and Pacer US Cash Cows 100 ETF (COWZ). 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.

	IYK	COWZ	Difference
Sharpe ratio: Return per unit of total volatility	0.16	2.06	-1.91
Sortino ratio: Return per unit of downside risk	0.30	3.05	-2.74
Omega ratio: Gain probability vs. loss probability	1.04	1.37	-0.33
Calmar ratio: Return relative to maximum drawdown	0.18	4.57	-4.39
Martin ratio: Return relative to average drawdown	0.38	12.47	-12.10
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IYK vs. COWZ - Sharpe Ratio Comparison

The current IYK Sharpe Ratio is 0.16, which is lower than the COWZ Sharpe Ratio of 2.06. The chart below compares the historical Sharpe Ratios of IYK and COWZ, 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

	IYK	COWZ	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.16	2.06	-1.91
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.43	0.60	-0.18
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.57	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.56	0.65	-0.09

Drawdowns

IYK vs. COWZ - Drawdown Comparison

The maximum IYK drawdown since its inception was -42.64%, which is greater than COWZ's maximum drawdown of -38.63%. Use the drawdown chart below to compare losses from any high point for IYK and COWZ.

Drawdown Indicators

	IYK	COWZ	Difference
Max Drawdown Largest peak-to-trough decline	-42.64%	-38.63%	-4.01%
Max Drawdown (1Y) Largest decline over 1 year	-10.68%	-5.00%	-5.68%
Max Drawdown (3Y) Largest decline over 3 years	-12.14%	-22.00%	+9.86%
Max Drawdown (5Y) Largest decline over 5 years	-15.05%	-22.00%	+6.95%
Max Drawdown (10Y) Largest decline over 10 years	-33.19%	—	—
Current Drawdown Current decline from peak	-9.10%	-0.80%	-8.30%
Average Drawdown Average peak-to-trough decline	-5.07%	-4.80%	-0.27%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.05%	1.83%	+3.22%

Volatility

IYK vs. COWZ - Volatility Comparison

iShares U.S. Consumer Goods ETF (IYK) has a higher volatility of 3.51% compared to Pacer US Cash Cows 100 ETF (COWZ) at 2.50%. This indicates that IYK's price experiences larger fluctuations and is considered to be riskier than COWZ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IYK	COWZ	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.51%	2.50%	+1.01%
Volatility (6M) Calculated over the trailing 6-month period	9.29%	7.12%	+2.17%
Volatility (1Y) Calculated over the trailing 1-year period	12.15%	11.08%	+1.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	12.98%	17.63%	-4.65%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.50%	19.92%	-4.42%

IYK vs. COWZ - Expense Ratio Comparison

IYK has a 0.42% expense ratio, which is lower than COWZ's 0.49% expense ratio.

Dividends

IYK vs. COWZ - Dividend Comparison

IYK's dividend yield for the trailing twelve months is around 2.69%, more than COWZ's 2.16% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COWZ Pacer US Cash Cows 100 ETF	2.16%	2.19%	1.82%	1.92%	1.96%	1.48%	2.54%	1.96%	1.67%	1.95%	0.13%	0.00%
IYK iShares U.S. Consumer Goods ETF	2.69%	2.75%	2.63%	2.74%	2.16%	1.49%	1.42%	2.21%	2.81%	1.74%	2.63%	2.11%

Frequently Asked Questions

Can I hold both IYK and COWZ in my portfolio?

IYK and COWZ have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IYK or COWZ?

IYK has higher volatility (3.51%) compared to COWZ (2.50%). In terms of maximum drawdown, IYK dropped -42.64% vs COWZ's -38.63%.

Which ETF is better, IYK or COWZ?

On 5-year performance, COWZ leads with 10.60% vs 5.51% for IYK. On fees, IYK is cheaper at 0.42% per year. On volatility, COWZ has been the lower-risk option at 2.50%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IYK or COWZ?

Over the 5-year period, COWZ has performed better with a 10.60% return vs 5.51%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IYK or COWZ?

IYK is cheaper with a 0.42% expense ratio, compared with 0.49% for COWZ.

Which ETF pays a higher dividend yield, IYK or COWZ?

IYK has the higher dividend yield at 2.69%, compared with 2.16% for COWZ.

What is the main difference between IYK and COWZ?

IYK is categorized as Consumer Staples Equities, while COWZ is Mid Cap Value Equities. IYK tracks Dow Jones U.S. Consumer Goods Index, while COWZ tracks Pacer US Cash Cows 100 Index. They also come from different issuers: iShares and Pacer. Their fees differ too: 0.42% for IYK and 0.49% for COWZ.

Which has better risk-adjusted returns?

COWZ currently has the higher Sharpe Ratio (2.06 vs 0.16), 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.