BAUG vs. OILK

Last updated Jun 4, 2026

BAUG (Innovator U.S. Equity Buffer ETF - August) and OILK (ProShares K-1 Free Crude Oil Strategy ETF) are both exchange-traded funds - BAUG is a Defined Outcome fund tracking the Cboe S&P 500 Buffer Protect Index August, 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, BAUG returned 11.16%/yr vs 17.73%/yr for OILK. At a 0.14 correlation, their price movements are largely independent. BAUG charges 0.79%/yr vs 0.68%/yr for OILK.

Performance

BAUG vs. OILK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Innovator U.S. Equity Buffer ETF - August (BAUG) 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, BAUG achieves a 6.52% return, which is significantly lower than OILK's 64.22% return.

BAUG

• 1D: -0.07%
• 1M: 2.35%
• YTD: 6.52%
• 6M: 7.11%
• 1Y: 19.72%
• 3Y*: 17.93%
• 5Y*: 11.16%
• 10Y*: —

OILK

• 1D: 1.40%
• 1M: -1.65%
• YTD: 64.22%
• 6M: 60.70%
• 1Y: 58.99%
• 3Y*: 19.03%
• 5Y*: 17.73%
• 10Y*: —

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

BAUG vs. OILK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
BAUG Innovator U.S. Equity Buffer ETF - August	6.52%	14.81%	21.15%	20.11%	-10.30%	12.06%	12.20%	6.33%
OILK ProShares K-1 Free Crude Oil Strategy ETF	64.22%	-11.86%	8.18%	-0.97%	27.57%	63.71%	-61.09%	12.98%

Correlation

The correlation between BAUG and OILK is -0.31, 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	-0.31
Correlation (3Y) Calculated over the trailing 3-year period	-0.04
Correlation (5Y) Calculated over the trailing 5-year period	0.08
Correlation (All Time) Calculated using the full available price history since Aug 2, 2019	0.14

The correlation between BAUG and OILK shifts across timeframes, from -0.31 (1 year) to 0.14 (all time), reflecting how their relationship changes across market environments.

BAUG vs. OILK - Sectors Allocation Comparison

Sectors	BAUG	OILK
Technology	36.2%	-
Financial Services	11.9%	-
Communication Services	10.9%	-
Consumer Cyclical	10.1%	100.0%
Healthcare	8.4%	-
Industrials	8.1%	-
Consumer Defensive	4.9%	-
Energy	3.5%	-
Utilities	2.3%	-
Real Estate	1.9%	-
Basic Materials	1.8%	-

Return for Risk

BAUG vs. OILK — Risk / Return Rank

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

BAUG

BAUG Risk / Return Rank: 80
BAUG Sharpe Ratio Rank: 78
BAUG Sortino Ratio Rank: 82
BAUG Omega Ratio Rank: 83
BAUG Calmar Ratio Rank: 70
BAUG Martin Ratio Rank: 85

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.

BAUG vs. OILK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Innovator U.S. Equity Buffer ETF - August (BAUG) 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.

	BAUG	OILK	Difference
Sharpe ratio: Return per unit of total volatility	2.55	2.06	+0.48
Sortino ratio: Return per unit of downside risk	3.68	2.59	+1.09
Omega ratio: Gain probability vs. loss probability	1.50	1.34	+0.16
Calmar ratio: Return relative to maximum drawdown	3.50	3.42	+0.09
Martin ratio: Return relative to average drawdown	17.76	6.91	+10.85
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BAUG vs. OILK - Sharpe Ratio Comparison

The current BAUG Sharpe Ratio is 2.55, which is comparable to the OILK Sharpe Ratio of 2.06. The chart below compares the historical Sharpe Ratios of BAUG 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

	BAUG	OILK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.55	2.06	+0.48
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.96	0.59	+0.37
Sharpe Ratio (All Time) Calculated using the full available price history	0.84	0.12	+0.73

Drawdowns

BAUG vs. OILK - Drawdown Comparison

The maximum BAUG drawdown since its inception was -24.19%, smaller than the maximum OILK drawdown of -83.76%. Use the drawdown chart below to compare losses from any high point for BAUG and OILK.

Drawdown Indicators

	BAUG	OILK	Difference
Max Drawdown Largest peak-to-trough decline	-24.19%	-83.76%	+59.57%
Max Drawdown (1Y) Largest decline over 1 year	-5.66%	-17.35%	+11.69%
Max Drawdown (3Y) Largest decline over 3 years	-13.78%	-23.42%	+9.64%
Max Drawdown (5Y) Largest decline over 5 years	-15.59%	-34.69%	+19.10%
Current Drawdown Current decline from peak	-0.07%	-3.66%	+3.59%
Average Drawdown Average peak-to-trough decline	-2.84%	-32.61%	+29.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.11%	8.56%	-7.45%

Volatility

BAUG vs. OILK - Volatility Comparison

The current volatility for Innovator U.S. Equity Buffer ETF - August (BAUG) is 1.00%, while ProShares K-1 Free Crude Oil Strategy ETF (OILK) has a volatility of 10.44%. This indicates that BAUG 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

	BAUG	OILK	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.00%	10.44%	-9.44%
Volatility (6M) Calculated over the trailing 6-month period	5.83%	23.26%	-17.43%
Volatility (1Y) Calculated over the trailing 1-year period	7.79%	28.75%	-20.96%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.70%	30.12%	-18.42%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.95%	35.97%	-22.02%

BAUG vs. OILK - Expense Ratio Comparison

BAUG has a 0.79% expense ratio, which is higher than OILK's 0.68% expense ratio.

Dividends

BAUG vs. OILK - Dividend Comparison

BAUG has not paid dividends to shareholders, while OILK's dividend yield for the trailing twelve months is around 8.18%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
BAUG Innovator U.S. Equity Buffer ETF - August	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
OILK ProShares K-1 Free Crude Oil Strategy ETF	8.18%	4.79%	3.11%	5.80%	17.32%	68.82%	0.13%	0.94%	0.58%	6.17%

Frequently Asked Questions

Can I hold both BAUG and OILK in my portfolio?

BAUG and OILK have a correlation of -0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BAUG or OILK?

OILK has higher volatility (10.44%) compared to BAUG (1.00%). In terms of maximum drawdown, BAUG dropped -24.19% vs OILK's -83.76%.

Which ETF is better, BAUG or OILK?

On 5-year performance, OILK leads with 17.73% vs 11.16% for BAUG. On fees, OILK is cheaper at 0.68% per year. On volatility, BAUG has been the lower-risk option at 1.00%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BAUG or OILK?

Over the 5-year period, OILK has performed better with a 17.73% return vs 11.16%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BAUG or OILK?

OILK is cheaper with a 0.68% expense ratio, compared with 0.79% for BAUG.

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

OILK has the higher dividend yield at 8.18%, compared with 0.00% for BAUG.

What is the main difference between BAUG and OILK?

BAUG is categorized as Defined Outcome, while OILK is Oil & Gas. BAUG tracks Cboe S&P 500 Buffer Protect Index August, while OILK tracks Bloomberg Commodity Balanced WTI Crude Oil Index. They also come from different issuers: Innovator and ProShares. Their fees differ too: 0.79% for BAUG and 0.68% for OILK.

Which has better risk-adjusted returns?

BAUG currently has the higher Sharpe Ratio (2.55 vs 2.06), 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.