PFFA vs. AMZA
PFFA (Virtus InfraCap U.S. Preferred Stock ETF) and AMZA (InfraCap MLP ETF) are both exchange-traded funds - PFFA is a Preferred Stock/Convertible Bonds fund actively managed by Virtus Investment Partners, while AMZA is a MLPs fund actively managed by Virtus Investment Partners. Both are actively managed. Over the past 5 years, PFFA returned 5.83%/yr vs 22.06%/yr for AMZA. At a 0.37 correlation, their price movements are largely independent. PFFA charges 1.47%/yr vs 2.01%/yr for AMZA.
Performance
PFFA vs. AMZA - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, PFFA achieves a 2.21% return, which is significantly lower than AMZA's 27.35% return.
PFFA
- 1D
- 0.57%
- 1M
- 0.24%
- 6M
- 0.67%
- YTD
- 2.21%
- 1Y
- 8.19%
- 3Y*
- 12.44%
- 5Y*
- 5.83%
- 10Y*
- —
AMZA
- 1D
- -0.64%
- 1M
- 4.54%
- 6M
- 22.33%
- YTD
- 27.35%
- 1Y
- 21.92%
- 3Y*
- 22.10%
- 5Y*
- 22.06%
- 10Y*
- 4.95%
PFFA vs. AMZA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
PFFA Virtus InfraCap U.S. Preferred Stock ETF | 2.21% | 8.22% | 16.11% | 26.45% | -20.91% | 23.53% | -7.87% | 31.99% | -7.29% |
AMZA InfraCap MLP ETF | 27.35% | 0.17% | 30.90% | 23.35% | 33.20% | 51.22% | -49.25% | 6.27% | -24.80% |
Correlation
The correlation between PFFA and AMZA is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.04 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.22 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.33 |
Correlation (All Time) Calculated using the full available price history since May 16, 2018 | 0.37 |
Over the past year, the correlation between PFFA and AMZA has dropped to 0.04 - well below their long-term average of 0.37, suggesting their price drivers have been diverging.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
PFFA vs. AMZA — Risk / Return Rank
PFFA
AMZA
PFFA vs. AMZA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Virtus InfraCap U.S. Preferred Stock ETF (PFFA) and InfraCap MLP ETF (AMZA). 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.
| PFFA | AMZA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.09 | ||
| Sortino ratioReturn per unit of downside risk | -0.15 | ||
| Omega ratioGain probability vs. loss probability | 1.20 | 1.21 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 1.27 | 1.81 | -0.54 |
| Martin ratioReturn relative to average drawdown | 3.90 | 4.37 | -0.47 |
Loading charts...
Drawdowns
PFFA vs. AMZA - Drawdown Comparison
The maximum PFFA drawdown since its inception was -70.52%, smaller than the maximum AMZA drawdown of -91.46%. Use the drawdown chart below to compare losses from any high point for PFFA and AMZA.
Loading charts...
Drawdown Indicators
| PFFA | AMZA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -70.52% | -91.46% | +20.94% |
Max Drawdown (1Y)Largest decline over 1 year | -6.49% | -12.16% | +5.67% |
Max Drawdown (3Y)Largest decline over 3 years | -12.15% | -18.56% | +6.41% |
Max Drawdown (5Y)Largest decline over 5 years | -22.70% | -25.15% | +2.45% |
Max Drawdown (10Y)Largest decline over 10 years | — | -86.84% | — |
Current DrawdownCurrent decline from peak | -2.32% | -6.42% | +4.10% |
Average DrawdownAverage peak-to-trough decline | -6.59% | -44.68% | +38.09% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.11% | 5.03% | -2.92% |
Volatility
PFFA vs. AMZA - Volatility Comparison
The current volatility for Virtus InfraCap U.S. Preferred Stock ETF (PFFA) is 2.80%, while InfraCap MLP ETF (AMZA) has a volatility of 6.61%. This indicates that PFFA experiences smaller price fluctuations and is considered to be less risky than AMZA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| PFFA | AMZA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.80% | 6.61% | -3.81% |
Volatility (6M)Calculated over the trailing 6-month period | 6.31% | 14.05% | -7.74% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.43% | 18.34% | -10.91% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.59% | 25.58% | -13.99% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 31.64% | 37.16% | -5.52% |
PFFA vs. AMZA - Expense Ratio Comparison
PFFA has a 1.47% expense ratio, which is lower than AMZA's 2.01% expense ratio.
Dividends
PFFA vs. AMZA - Dividend Comparison
PFFA's dividend yield for the trailing twelve months is around 9.79%, more than AMZA's 7.86% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AMZA InfraCap MLP ETF | 7.86% | 8.81% | 7.29% | 9.40% | 7.65% | 10.24% | 22.13% | 19.47% | 34.46% | 24.16% | 18.36% | 18.21% |
PFFA Virtus InfraCap U.S. Preferred Stock ETF | 9.79% | 9.47% | 9.18% | 9.56% | 10.75% | 7.64% | 8.54% | 10.02% | 5.15% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
PFFA and AMZA have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AMZA has higher volatility (6.61%) compared to PFFA (2.80%). In terms of maximum drawdown, PFFA dropped -70.52% vs AMZA's -91.46%.
On 5-year performance, AMZA leads with 22.06% vs 5.83% for PFFA. On fees, PFFA is cheaper at 1.47% per year. On volatility, PFFA has been the lower-risk option at 2.80%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, AMZA has performed better with a 22.06% return vs 5.83%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
PFFA is cheaper with a 1.47% expense ratio, compared with 2.01% for AMZA.
PFFA has the higher dividend yield at 9.79%, compared with 7.86% for AMZA.
PFFA is categorized as Preferred Stock/Convertible Bonds, while AMZA is MLPs. Their fees differ too: 1.47% for PFFA and 2.01% for AMZA.
AMZA currently has the higher Sharpe Ratio (1.20 vs 1.11), 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.
Find the right allocation for PFFA and AMZA
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer