SPFF vs. COWZ
SPFF (Global X SuperIncome Preferred ETF) and COWZ (Pacer US Cash Cows 100 ETF) are both exchange-traded funds - SPFF is a Preferred Stock/Convertible Bonds fund tracking the S&P Enhanced Yield North American Preferred Stock 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, SPFF returned 1.64%/yr vs 9.90%/yr for COWZ. At a 0.47 correlation, their price movements are largely independent. SPFF charges 0.58%/yr vs 0.49%/yr for COWZ.
Performance
SPFF vs. COWZ - Performance Comparison
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Returns By Period
In the year-to-date period, SPFF achieves a 4.37% return, which is significantly higher than COWZ's 3.27% return.
SPFF
- 1D
- -0.84%
- 1M
- 0.81%
- YTD
- 4.37%
- 6M
- 3.21%
- 1Y
- 15.54%
- 3Y*
- 8.72%
- 5Y*
- 1.64%
- 10Y*
- 3.02%
COWZ
- 1D
- 0.59%
- 1M
- -3.72%
- YTD
- 3.27%
- 6M
- 2.69%
- 1Y
- 15.76%
- 3Y*
- 12.38%
- 5Y*
- 9.90%
- 10Y*
- —
SPFF vs. COWZ - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SPFF Global X SuperIncome Preferred ETF | 4.37% | 7.52% | 8.62% | 3.00% | -14.29% | 5.15% | 6.91% | 13.04% | -2.55% | 1.80% |
COWZ Pacer US Cash Cows 100 ETF | 3.27% | 8.98% | 10.64% | 14.73% | 0.19% | 42.57% | 11.65% | 23.41% | -10.05% | 20.22% |
Correlation
The correlation between SPFF and COWZ is 0.60, 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 | 0.60 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.53 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.52 |
Correlation (All Time) Calculated using the full available price history since Dec 19, 2016 | 0.47 |
The correlation between SPFF and COWZ shifts across timeframes, from 0.47 (all time) to 0.60 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
SPFF vs. COWZ — Risk / Return Rank
SPFF
COWZ
SPFF vs. COWZ - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Global X SuperIncome Preferred ETF (SPFF) 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.
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.
| SPFF | COWZ | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.17 | ||
| Sortino ratioReturn per unit of downside risk | +0.17 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.25 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 2.06 | 2.66 | -0.60 |
| Martin ratioReturn relative to average drawdown | 6.19 | 7.92 | -1.73 |
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Drawdowns
SPFF vs. COWZ - Drawdown Comparison
The maximum SPFF drawdown since its inception was -35.92%, smaller than the maximum COWZ drawdown of -38.63%. Use the drawdown chart below to compare losses from any high point for SPFF and COWZ.
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Drawdown Indicators
| SPFF | COWZ | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -35.92% | -38.63% | +2.71% |
Max Drawdown (1Y)Largest decline over 1 year | -7.58% | -5.95% | -1.63% |
Max Drawdown (3Y)Largest decline over 3 years | -12.51% | -22.00% | +9.49% |
Max Drawdown (5Y)Largest decline over 5 years | -22.88% | -22.00% | -0.88% |
Max Drawdown (10Y)Largest decline over 10 years | -35.92% | — | — |
Current DrawdownCurrent decline from peak | -2.57% | -5.40% | +2.83% |
Average DrawdownAverage peak-to-trough decline | -4.05% | -4.80% | +0.75% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.52% | 2.00% | +0.52% |
Volatility
SPFF vs. COWZ - Volatility Comparison
The current volatility for Global X SuperIncome Preferred ETF (SPFF) is 3.72%, while Pacer US Cash Cows 100 ETF (COWZ) has a volatility of 3.97%. This indicates that SPFF experiences smaller price fluctuations and is considered to be less risky than COWZ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SPFF | COWZ | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.72% | 3.97% | -0.25% |
Volatility (6M)Calculated over the trailing 6-month period | 7.74% | 7.53% | +0.21% |
Volatility (1Y)Calculated over the trailing 1-year period | 9.98% | 11.38% | -1.40% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.02% | 17.64% | -6.62% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 13.53% | 19.90% | -6.37% |
SPFF vs. COWZ - Expense Ratio Comparison
SPFF has a 0.58% expense ratio, which is higher than COWZ's 0.49% expense ratio.
Dividends
SPFF vs. COWZ - Dividend Comparison
SPFF's dividend yield for the trailing twelve months is around 6.49%, more than COWZ's 2.00% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
COWZ Pacer US Cash Cows 100 ETF | 2.00% | 2.19% | 1.82% | 1.92% | 1.96% | 1.48% | 2.54% | 1.96% | 1.67% | 1.95% | 0.13% | 0.00% |
SPFF Global X SuperIncome Preferred ETF | 6.49% | 6.47% | 6.39% | 6.64% | 7.15% | 5.78% | 5.75% | 5.97% | 7.60% | 7.24% | 7.04% | 7.50% |
Frequently Asked Questions
SPFF and COWZ have a correlation of 0.60, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
COWZ has higher volatility (3.97%) compared to SPFF (3.72%). In terms of maximum drawdown, SPFF dropped -35.92% vs COWZ's -38.63%.
On 5-year performance, COWZ leads with 9.90% vs 1.64% for SPFF. On fees, COWZ is cheaper at 0.49% per year. On volatility, SPFF has been the lower-risk option at 3.72%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, COWZ has performed better with a 9.90% return vs 1.64%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
COWZ is cheaper with a 0.49% expense ratio, compared with 0.58% for SPFF.
SPFF has the higher dividend yield at 6.49%, compared with 2.00% for COWZ.
SPFF is categorized as Preferred Stock/Convertible Bonds, while COWZ is Mid Cap Value Equities. SPFF tracks S&P Enhanced Yield North American Preferred Stock Index, while COWZ tracks Pacer US Cash Cows 100 Index. They also come from different issuers: Global X and Pacer. Their fees differ too: 0.58% for SPFF and 0.49% for COWZ.
SPFF currently has the higher Sharpe Ratio (1.56 vs 1.39), 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.
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