COWZ vs. VONG

Last updated Jun 4, 2026

COWZ (Pacer US Cash Cows 100 ETF) and VONG (Vanguard Russell 1000 Growth ETF) are both exchange-traded funds - COWZ is a Mid Cap Value Equities fund tracking the Pacer US Cash Cows 100 Index, while VONG is a Large Cap Growth Equities fund tracking the Russell 1000 Growth Index. Both are passively managed. Over the past 5 years, COWZ returned 10.57%/yr vs 15.38%/yr for VONG. A 0.60 correlation means they provide meaningful diversification when combined. COWZ charges 0.49%/yr vs 0.06%/yr for VONG.

Performance

COWZ vs. VONG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Pacer US Cash Cows 100 ETF (COWZ) and Vanguard Russell 1000 Growth ETF (VONG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, COWZ achieves a 8.18% return, which is significantly higher than VONG's 7.17% return.

COWZ

• 1D: -0.34%
• 1M: 2.61%
• YTD: 8.18%
• 6M: 9.03%
• 1Y: 22.23%
• 3Y*: 14.44%
• 5Y*: 10.57%
• 10Y*: —

VONG

• 1D: -1.32%
• 1M: 5.68%
• YTD: 7.17%
• 6M: 6.52%
• 1Y: 25.74%
• 3Y*: 24.92%
• 5Y*: 15.38%
• 10Y*: 18.61%

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

COWZ vs. VONG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
COWZ Pacer US Cash Cows 100 ETF	8.18%	8.98%	10.64%	14.73%	0.19%	42.57%	11.65%	23.41%	-10.05%	20.22%
VONG Vanguard Russell 1000 Growth ETF	7.17%	18.45%	33.20%	42.67%	-29.18%	27.60%	38.30%	36.06%	-1.53%	30.05%

Correlation

The correlation between COWZ and VONG is 0.34, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.34
Correlation (3Y) Calculated over the trailing 3-year period	0.42
Correlation (5Y) Calculated over the trailing 5-year period	0.57
Correlation (All Time) Calculated using the full available price history since Dec 20, 2016	0.60

Over the past year, the correlation between COWZ and VONG has dropped to 0.34 - well below their long-term average of 0.60, suggesting their price drivers have been diverging.

COWZ vs. VONG - Sectors Allocation Comparison

Sectors	COWZ	VONG
Healthcare	21.8%	7.1%
Energy	16.9%	0.4%
Technology	16.0%	51.4%
Consumer Cyclical	11.7%	13.2%
Consumer Defensive	10.9%	2.7%
Communication Services	10.4%	13.2%
Industrials	8.4%	5.7%
Basic Materials	3.7%	0.3%
Financial Services	-	5.3%
Real Estate	-	0.4%
Utilities	-	0.3%

Return for Risk

COWZ vs. VONG — Risk / Return Rank

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

COWZ

COWZ Risk / Return Rank: 65
COWZ Sharpe Ratio Rank: 59
COWZ Sortino Ratio Rank: 62
COWZ Omega Ratio Rank: 57
COWZ Calmar Ratio Rank: 83
COWZ Martin Ratio Rank: 65

VONG

VONG Risk / Return Rank: 41
VONG Sharpe Ratio Rank: 48
VONG Sortino Ratio Rank: 45
VONG Omega Ratio Rank: 45
VONG Calmar Ratio Rank: 32
VONG Martin Ratio Rank: 34

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.

COWZ vs. VONG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Pacer US Cash Cows 100 ETF (COWZ) and Vanguard Russell 1000 Growth ETF (VONG). 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.

	COWZ	VONG	Difference
Sharpe ratio Return per unit of total volatility	2.02	1.68	+0.33
Sortino ratio Return per unit of downside risk	2.98	2.29	+0.69
Omega ratio Gain probability vs. loss probability	1.36	1.29	+0.06
Calmar ratio Return relative to maximum drawdown	4.46	1.59	+2.87
Martin ratio Return relative to average drawdown	12.19	5.34	+6.86
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

COWZ vs. VONG - Sharpe Ratio Comparison

The current COWZ Sharpe Ratio is 2.02, which is comparable to the VONG Sharpe Ratio of 1.68. The chart below compares the historical Sharpe Ratios of COWZ and VONG, 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

	COWZ	VONG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.02	1.68	+0.33
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.60	0.72	-0.12
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.89	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.65	0.90	-0.25

Drawdowns

COWZ vs. VONG - Drawdown Comparison

The maximum COWZ drawdown since its inception was -38.63%, which is greater than VONG's maximum drawdown of -32.72%. Use the drawdown chart below to compare losses from any high point for COWZ and VONG.

Drawdown Indicators

	COWZ	VONG	Difference
Max Drawdown Largest peak-to-trough decline	-38.63%	-32.72%	-5.91%
Max Drawdown (1Y) Largest decline over 1 year	-5.00%	-16.23%	+11.23%
Max Drawdown (3Y) Largest decline over 3 years	-22.00%	-23.27%	+1.27%
Max Drawdown (5Y) Largest decline over 5 years	-22.00%	-32.72%	+10.72%
Max Drawdown (10Y) Largest decline over 10 years	—	-32.72%	—
Current Drawdown Current decline from peak	-0.91%	-1.66%	+0.75%
Average Drawdown Average peak-to-trough decline	-4.81%	-4.88%	+0.07%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.83%	4.83%	-3.00%

Volatility

COWZ vs. VONG - Volatility Comparison

The current volatility for Pacer US Cash Cows 100 ETF (COWZ) is 2.56%, while Vanguard Russell 1000 Growth ETF (VONG) has a volatility of 3.60%. This indicates that COWZ experiences smaller price fluctuations and is considered to be less risky than VONG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	COWZ	VONG	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.56%	3.60%	-1.04%
Volatility (6M) Calculated over the trailing 6-month period	7.12%	11.61%	-4.49%
Volatility (1Y) Calculated over the trailing 1-year period	11.13%	15.37%	-4.24%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.63%	21.33%	-3.70%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.93%	20.87%	-0.94%

COWZ vs. VONG - Expense Ratio Comparison

COWZ has a 0.49% expense ratio, which is higher than VONG's 0.06% expense ratio.

Dividends

COWZ vs. VONG - Dividend Comparison

COWZ's dividend yield for the trailing twelve months is around 1.99%, more than VONG's 0.43% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COWZ Pacer US Cash Cows 100 ETF	1.99%	2.19%	1.82%	1.92%	1.96%	1.48%	2.54%	1.96%	1.67%	1.95%	0.13%	0.00%
VONG Vanguard Russell 1000 Growth ETF	0.43%	0.45%	0.55%	0.71%	0.98%	0.58%	0.77%	1.03%	1.18%	1.19%	1.48%	1.47%

Frequently Asked Questions

Can I hold both COWZ and VONG in my portfolio?

COWZ and VONG have a correlation of 0.34, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, COWZ or VONG?

VONG has higher volatility (3.60%) compared to COWZ (2.56%). In terms of maximum drawdown, COWZ dropped -38.63% vs VONG's -32.72%.

Which ETF is better, COWZ or VONG?

On 5-year performance, VONG leads with 15.38% vs 10.57% for COWZ. On fees, VONG is cheaper at 0.06% per year. On volatility, COWZ has been the lower-risk option at 2.56%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, COWZ or VONG?

Over the 5-year period, VONG has performed better with a 15.38% return vs 10.57%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, COWZ or VONG?

VONG is cheaper with a 0.06% expense ratio, compared with 0.49% for COWZ.

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

COWZ has the higher dividend yield at 1.99%, compared with 0.43% for VONG.

What is the main difference between COWZ and VONG?

COWZ is categorized as Mid Cap Value Equities, while VONG is Large Cap Growth Equities. COWZ tracks Pacer US Cash Cows 100 Index, while VONG tracks Russell 1000 Growth Index. They also come from different issuers: Pacer and Vanguard. Their fees differ too: 0.49% for COWZ and 0.06% for VONG.

Which has better risk-adjusted returns?

COWZ currently has the higher Sharpe Ratio (2.02 vs 1.68), 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.