PFXF vs. OILK

Last updated Jun 5, 2026

PFXF (VanEck Vectors Preferred Securities ex Financials ETF) and OILK (ProShares K-1 Free Crude Oil Strategy ETF) are both exchange-traded funds - PFXF is a Preferred Stock/Convertible Bonds fund tracking the Wells Fargo Hybrid and Preferred Securities ex Financials Index, while OILK is a Oil & Gas fund tracking the Bloomberg Commodity Balanced WTI Crude Oil Index. Both are passively managed. Over the past 5 years, PFXF returned 4.49%/yr vs 17.28%/yr for OILK. At a 0.13 correlation, their price movements are largely independent. PFXF charges 0.41%/yr vs 0.68%/yr for OILK.

Performance

PFXF vs. OILK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in VanEck Vectors Preferred Securities ex Financials ETF (PFXF) and ProShares K-1 Free Crude Oil Strategy ETF (OILK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PFXF achieves a 8.59% return, which is significantly lower than OILK's 61.09% return.

PFXF

• 1D: 0.05%
• 1M: 1.54%
• YTD: 8.59%
• 6M: 9.97%
• 1Y: 18.20%
• 3Y*: 10.39%
• 5Y*: 4.49%
• 10Y*: 5.42%

OILK

• 1D: -1.91%
• 1M: -2.15%
• YTD: 61.09%
• 6M: 56.40%
• 1Y: 56.95%
• 3Y*: 18.39%
• 5Y*: 17.28%
• 10Y*: —

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

PFXF vs. OILK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PFXF VanEck Vectors Preferred Securities ex Financials ETF	8.59%	9.64%	8.42%	11.20%	-18.83%	11.61%	7.61%	20.52%	-4.17%	7.93%
OILK ProShares K-1 Free Crude Oil Strategy ETF	61.09%	-11.86%	8.18%	-0.97%	27.57%	63.71%	-61.09%	30.48%	-20.40%	2.82%

Correlation

The correlation between PFXF and OILK is -0.19, 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	-0.19
Correlation (3Y) Calculated over the trailing 3-year period	-0.02
Correlation (5Y) Calculated over the trailing 5-year period	0.07
Correlation (All Time) Calculated using the full available price history since Sep 29, 2016	0.13

The correlation between PFXF and OILK shifts across timeframes, from -0.19 (1 year) to 0.13 (all time), reflecting how their relationship changes across market environments.

PFXF vs. OILK - Sectors Allocation Comparison

Sectors	PFXF	OILK
Real Estate	14.0%	-
Utilities	12.4%	-
Technology	9.7%	-
Communication Services	6.7%	-
Financial Services	6.2%	-
Healthcare	3.0%	-
Consumer Defensive	2.9%	-
Consumer Cyclical	2.2%	100.0%
Industrials	1.0%	-
Energy	0.4%	-
Basic Materials	-	-

Return for Risk

PFXF vs. OILK — Risk / Return Rank

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

PFXF

PFXF Risk / Return Rank: 63
PFXF Sharpe Ratio Rank: 62
PFXF Sortino Ratio Rank: 65
PFXF Omega Ratio Rank: 62
PFXF Calmar Ratio Rank: 64
PFXF Martin Ratio Rank: 62

OILK

OILK Risk / Return Rank: 55
OILK Sharpe Ratio Rank: 60
OILK Sortino Ratio Rank: 53
OILK Omega Ratio Rank: 54
OILK Calmar Ratio Rank: 68
OILK Martin Ratio Rank: 42

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.

PFXF vs. OILK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for VanEck Vectors Preferred Securities ex Financials ETF (PFXF) and ProShares K-1 Free Crude Oil Strategy ETF (OILK). 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.

	PFXF	OILK	Difference
Sharpe ratio: Return per unit of total volatility	2.05	1.99	+0.06
Sortino ratio: Return per unit of downside risk	2.97	2.51	+0.46
Omega ratio: Gain probability vs. loss probability	1.37	1.33	+0.04
Calmar ratio: Return relative to maximum drawdown	3.13	3.30	-0.16
Martin ratio: Return relative to average drawdown	11.03	6.67	+4.36
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PFXF vs. OILK - Sharpe Ratio Comparison

The current PFXF Sharpe Ratio is 2.05, which is comparable to the OILK Sharpe Ratio of 1.99. The chart below compares the historical Sharpe Ratios of PFXF and OILK, 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

	PFXF	OILK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.05	1.99	+0.06
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.41	0.58	-0.16
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.41	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.49	0.11	+0.38

Drawdowns

PFXF vs. OILK - Drawdown Comparison

The maximum PFXF drawdown since its inception was -35.49%, smaller than the maximum OILK drawdown of -83.76%. Use the drawdown chart below to compare losses from any high point for PFXF and OILK.

Drawdown Indicators

	PFXF	OILK	Difference
Max Drawdown Largest peak-to-trough decline	-35.49%	-83.76%	+48.27%
Max Drawdown (1Y) Largest decline over 1 year	-5.83%	-17.35%	+11.52%
Max Drawdown (3Y) Largest decline over 3 years	-11.90%	-23.42%	+11.52%
Max Drawdown (5Y) Largest decline over 5 years	-21.80%	-34.69%	+12.89%
Max Drawdown (10Y) Largest decline over 10 years	-35.49%	—	—
Current Drawdown Current decline from peak	-0.90%	-5.49%	+4.59%
Average Drawdown Average peak-to-trough decline	-3.91%	-32.60%	+28.69%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.65%	8.57%	-6.92%

Volatility

PFXF vs. OILK - Volatility Comparison

The current volatility for VanEck Vectors Preferred Securities ex Financials ETF (PFXF) is 3.08%, while ProShares K-1 Free Crude Oil Strategy ETF (OILK) has a volatility of 10.52%. This indicates that PFXF experiences smaller price fluctuations and is considered to be less risky than OILK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PFXF	OILK	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.08%	10.52%	-7.44%
Volatility (6M) Calculated over the trailing 6-month period	6.69%	23.32%	-16.63%
Volatility (1Y) Calculated over the trailing 1-year period	8.93%	28.82%	-19.89%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	10.91%	30.13%	-19.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.21%	35.97%	-22.76%

PFXF vs. OILK - Expense Ratio Comparison

PFXF has a 0.41% expense ratio, which is lower than OILK's 0.68% expense ratio.

Dividends

PFXF vs. OILK - Dividend Comparison

PFXF's dividend yield for the trailing twelve months is around 6.08%, less than OILK's 8.34% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
OILK ProShares K-1 Free Crude Oil Strategy ETF	8.34%	4.79%	3.11%	5.80%	17.32%	68.82%	0.13%	0.94%	0.58%	6.17%	0.00%	0.00%
PFXF VanEck Vectors Preferred Securities ex Financials ETF	6.08%	6.72%	7.82%	7.88%	6.74%	4.66%	5.19%	5.35%	6.56%	5.93%	5.81%	5.99%

Frequently Asked Questions

Can I hold both PFXF and OILK in my portfolio?

PFXF and OILK have a correlation of -0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PFXF or OILK?

OILK has higher volatility (10.52%) compared to PFXF (3.08%). In terms of maximum drawdown, PFXF dropped -35.49% vs OILK's -83.76%.

Which ETF is better, PFXF or OILK?

On 5-year performance, OILK leads with 17.28% vs 4.49% for PFXF. On fees, PFXF is cheaper at 0.41% per year. On volatility, PFXF has been the lower-risk option at 3.08%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PFXF or OILK?

Over the 5-year period, OILK has performed better with a 17.28% return vs 4.49%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PFXF or OILK?

PFXF is cheaper with a 0.41% expense ratio, compared with 0.68% for OILK.

Which ETF pays a higher dividend yield, PFXF or OILK?

OILK has the higher dividend yield at 8.34%, compared with 6.08% for PFXF.

What is the main difference between PFXF and OILK?

PFXF is categorized as Preferred Stock/Convertible Bonds, while OILK is Oil & Gas. PFXF tracks Wells Fargo Hybrid and Preferred Securities ex Financials Index, while OILK tracks Bloomberg Commodity Balanced WTI Crude Oil Index. They also come from different issuers: VanEck and ProShares. Their fees differ too: 0.41% for PFXF and 0.68% for OILK.

Which has better risk-adjusted returns?

PFXF currently has the higher Sharpe Ratio (2.05 vs 1.99), 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.