PortfoliosLab logoPortfoliosLab logo

Documentation

Upgrade your plan
IYH vs. OILK
Performance
Return for Risk
Drawdowns
Volatility
Dividends

IYH vs. OILK

Last updated Jun 5, 2026

IYH (iShares U.S. Healthcare ETF) and OILK (ProShares K-1 Free Crude Oil Strategy ETF) are both exchange-traded funds - IYH is a Health & Biotech Equities fund tracking the Dow Jones U.S. Health Care 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, IYH returned 5.19%/yr vs 17.28%/yr for OILK. At a 0.06 correlation, their price movements are largely independent. IYH charges 0.43%/yr vs 0.68%/yr for OILK.

Performance

IYH vs. OILK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Healthcare ETF (IYH) and ProShares K-1 Free Crude Oil Strategy ETF (OILK). The values are adjusted to include any dividend payments, if applicable.

Loading charts...

Returns By Period

In the year-to-date period, IYH achieves a -1.42% return, which is significantly lower than OILK's 61.09% return.

IYH

1D
2.89%
1M
4.56%
YTD
-1.42%
6M
-1.04%
1Y
16.06%
3Y*
6.36%
5Y*
5.19%
10Y*
9.20%

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)

IYH vs. OILK - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
IYH
iShares U.S. Healthcare ETF		-1.42%13.16%2.99%2.14%-4.46%23.41%15.56%20.80%5.80%22.27%
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 IYH and OILK is -0.32, 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

-0.32

Correlation (3Y)
Calculated over the trailing 3-year period

-0.17

Correlation (5Y)
Calculated over the trailing 5-year period

-0.04

Correlation (All Time)
Calculated using the full available price history since Sep 29, 2016

0.06

The correlation between IYH and OILK shifts across timeframes, from -0.32 (1 year) to 0.06 (all time), reflecting how their relationship changes across market environments.

IYH vs. OILK - Sectors Allocation Comparison

Sectors
IYH
OILK

Healthcare

100.0%

-

Basic Materials

-

-

Communication Services

-

-

Consumer Cyclical

-

100.0%

Consumer Defensive

-

-

Energy

-

-

Financial Services

-

-

Industrials

-

-

Real Estate

-

-

Technology

-

-

Utilities

-

-

Healthcare

IYH
100.0%
OILK

-

Basic Materials

IYH

-

OILK

-

Communication Services

IYH

-

OILK

-

Consumer Cyclical

IYH

-

OILK
100.0%

Consumer Defensive

IYH

-

OILK

-

Energy

IYH

-

OILK

-

Financial Services

IYH

-

OILK

-

Industrials

IYH

-

OILK

-

Real Estate

IYH

-

OILK

-

Technology

IYH

-

OILK

-

Utilities

IYH

-

OILK

-

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

iShares U.S. Healthcare ETF

ProShares K-1 Free Crude Oil Strategy ETF

Often compared with IYH:
IYH vs. VHTIYH vs. XLVIYH vs. SPYIYH vs. IYEIYH vs. IFRAIYH vs. BMEDIYH vs. IBB
Often compared with OILK:
OILK vs. USOOILK vs. GUSHOILK vs. DBOOILK vs. USOIOILK vs. WTMFOILK vs. AMOMOILK vs. REVS

Return for Risk

IYH vs. OILK — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
IYH
IYH Risk / Return Rank: 3030
Overall Rank
IYH Sharpe Ratio Rank: 3131
Sharpe Ratio Rank
IYH Sortino Ratio Rank: 3333
Sortino Ratio Rank
IYH Omega Ratio Rank: 2929
Omega Ratio Rank
IYH Calmar Ratio Rank: 3232
Calmar Ratio Rank
IYH Martin Ratio Rank: 2727
Martin Ratio Rank
OILK
OILK Risk / Return Rank: 5555
Overall Rank
OILK Sharpe Ratio Rank: 6060
Sharpe Ratio Rank
OILK Sortino Ratio Rank: 5353
Sortino Ratio Rank
OILK Omega Ratio Rank: 5454
Omega Ratio Rank
OILK Calmar Ratio Rank: 6868
Calmar Ratio Rank
OILK Martin Ratio Rank: 4242
Martin Ratio Rank
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.

IYH vs. OILK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Healthcare ETF (IYH) 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.

IYHOILKDifference
Sharpe ratioReturn per unit of total volatility
1.07
1.99

-0.91

Sortino ratioReturn per unit of downside risk
1.71
2.51

-0.80

Omega ratioGain probability vs. loss probability

1.19

1.33

-0.14

Calmar ratioReturn relative to maximum drawdown

1.52

3.30

-1.78

Martin ratioReturn relative to average drawdown

3.64

6.67

-3.02

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IYH vs. OILK - Sharpe Ratio Comparison

The current IYH Sharpe Ratio is 1.07, which is lower than the OILK Sharpe Ratio of 1.99. The chart below compares the historical Sharpe Ratios of IYH 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.

Loading charts...

Sharpe Ratios by Period

IYHOILKDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.07

1.99

-0.91

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.35

0.58

-0.23

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.55

—

—

Sharpe Ratio (All Time)

Calculated using the full available price history

0.43

0.11

+0.32

Drawdowns

IYH vs. OILK - Drawdown Comparison

The maximum IYH drawdown since its inception was -43.12%, smaller than the maximum OILK drawdown of -83.76%. Use the drawdown chart below to compare losses from any high point for IYH and OILK.

Loading charts...

Drawdown Indicators

IYHOILKDifference

Max Drawdown

Largest peak-to-trough decline

-43.12%

-83.76%

+40.64%

Max Drawdown (1Y)

Largest decline over 1 year

-10.64%

-17.35%

+6.71%

Max Drawdown (3Y)

Largest decline over 3 years

-17.91%

-23.42%

+5.51%

Max Drawdown (5Y)

Largest decline over 5 years

-17.91%

-34.69%

+16.78%

Max Drawdown (10Y)

Largest decline over 10 years

-28.40%

—

—

Current Drawdown

Current decline from peak

-4.68%

-5.49%

+0.81%

Average Drawdown

Average peak-to-trough decline

-8.96%

-32.60%

+23.64%

Ulcer Index

Depth and duration of drawdowns from previous peaks

4.42%

8.57%

-4.15%

Volatility

IYH vs. OILK - Volatility Comparison

The current volatility for iShares U.S. Healthcare ETF (IYH) is 5.06%, while ProShares K-1 Free Crude Oil Strategy ETF (OILK) has a volatility of 10.52%. This indicates that IYH 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.

Loading charts...

Volatility by Period

IYHOILKDifference

Volatility (1M)

Calculated over the trailing 1-month period

5.06%

10.52%

-5.46%

Volatility (6M)

Calculated over the trailing 6-month period

10.70%

23.32%

-12.62%

Volatility (1Y)

Calculated over the trailing 1-year period

15.01%

28.82%

-13.81%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

14.97%

30.13%

-15.16%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

16.74%

35.97%

-19.23%

IYH vs. OILK - Expense Ratio Comparison

IYH has a 0.43% expense ratio, which is lower than OILK's 0.68% expense ratio.

Dividends

IYH vs. OILK - Dividend Comparison

IYH's dividend yield for the trailing twelve months is around 1.26%, less than OILK's 8.34% yield.

PositionTTM20252024202320222021202020192018201720162015
IYH
iShares U.S. Healthcare ETF		1.26%1.19%1.25%1.18%1.10%0.94%1.16%1.14%1.95%1.10%1.29%2.02%
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%

Frequently Asked Questions

IYH and OILK have a correlation of -0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

OILK has higher volatility (10.52%) compared to IYH (5.06%). In terms of maximum drawdown, IYH dropped -43.12% vs OILK's -83.76%.

On 5-year performance, OILK leads with 17.28% vs 5.19% for IYH. On fees, IYH is cheaper at 0.43% per year. On volatility, IYH has been the lower-risk option at 5.06%. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 5-year period, OILK has performed better with a 17.28% return vs 5.19%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

IYH is cheaper with a 0.43% expense ratio, compared with 0.68% for OILK.

OILK has the higher dividend yield at 8.34%, compared with 1.26% for IYH.

IYH is categorized as Health & Biotech Equities, while OILK is Oil & Gas. IYH tracks Dow Jones U.S. Health Care Index, while OILK tracks Bloomberg Commodity Balanced WTI Crude Oil Index. They also come from different issuers: iShares and ProShares. Their fees differ too: 0.43% for IYH and 0.68% for OILK.

OILK currently has the higher Sharpe Ratio (1.99 vs 1.07), 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.

Portfolio Optimizer

Find the right allocation for IYH and OILK

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