FBT vs. OILK

Last updated Jun 4, 2026

FBT (First Trust Amex Biotechnology Index) and OILK (ProShares K-1 Free Crude Oil Strategy ETF) are both exchange-traded funds - FBT is a Health & Biotech Equities fund tracking the NYSE Arca Biotechnology 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, FBT returned 6.79%/yr vs 17.73%/yr for OILK. At a 0.09 correlation, their price movements are largely independent. FBT charges 0.57%/yr vs 0.68%/yr for OILK.

Performance

FBT vs. OILK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in First Trust Amex Biotechnology Index (FBT) 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, FBT achieves a 7.08% return, which is significantly lower than OILK's 64.22% return.

FBT

• 1D: 2.92%
• 1M: 6.19%
• YTD: 7.08%
• 6M: 3.95%
• 1Y: 35.94%
• 3Y*: 12.40%
• 5Y*: 6.79%
• 10Y*: 8.86%

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)

FBT vs. OILK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FBT First Trust Amex Biotechnology Index	7.08%	24.25%	5.88%	2.55%	-4.83%	-2.26%	12.96%	19.74%	-0.30%	37.07%
OILK ProShares K-1 Free Crude Oil Strategy ETF	64.22%	-11.86%	8.18%	-0.97%	27.57%	63.71%	-61.09%	30.48%	-20.40%	2.82%

Correlation

The correlation between FBT and OILK is -0.26, 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	-0.26
Correlation (3Y) Calculated over the trailing 3-year period	-0.10
Correlation (5Y) Calculated over the trailing 5-year period	-0.00
Correlation (All Time) Calculated using the full available price history since Sep 29, 2016	0.09

The correlation between FBT and OILK shifts across timeframes, from -0.26 (1 year) to 0.09 (all time), reflecting how their relationship changes across market environments.

FBT vs. OILK - Sectors Allocation Comparison

Sectors	FBT	OILK
Healthcare	100.0%	-
Basic Materials	-	-
Communication Services	-	-
Consumer Cyclical	-	100.0%
Consumer Defensive	-	-
Energy	-	-
Financial Services	-	-
Industrials	-	-
Real Estate	-	-
Technology	-	-
Utilities	-	-

Return for Risk

FBT vs. OILK — Risk / Return Rank

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

FBT

FBT Risk / Return Rank: 49
FBT Sharpe Ratio Rank: 50
FBT Sortino Ratio Rank: 52
FBT Omega Ratio Rank: 48
FBT Calmar Ratio Rank: 52
FBT Martin Ratio Rank: 45

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.

FBT vs. OILK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for First Trust Amex Biotechnology Index (FBT) 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.

	FBT	OILK	Difference
Sharpe ratio: Return per unit of total volatility	1.74	2.06	-0.33
Sortino ratio: Return per unit of downside risk	2.56	2.59	-0.03
Omega ratio: Gain probability vs. loss probability	1.31	1.34	-0.03
Calmar ratio: Return relative to maximum drawdown	2.53	3.42	-0.88
Martin ratio: Return relative to average drawdown	7.43	6.91	+0.51
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FBT vs. OILK - Sharpe Ratio Comparison

The current FBT Sharpe Ratio is 1.74, which is comparable to the OILK Sharpe Ratio of 2.06. The chart below compares the historical Sharpe Ratios of FBT 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

	FBT	OILK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.74	2.06	-0.33
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.31	0.59	-0.28
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.37	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.51	0.12	+0.40

Drawdowns

FBT vs. OILK - Drawdown Comparison

The maximum FBT drawdown since its inception was -40.51%, smaller than the maximum OILK drawdown of -83.76%. Use the drawdown chart below to compare losses from any high point for FBT and OILK.

Drawdown Indicators

	FBT	OILK	Difference
Max Drawdown Largest peak-to-trough decline	-40.51%	-83.76%	+43.25%
Max Drawdown (1Y) Largest decline over 1 year	-14.26%	-17.35%	+3.09%
Max Drawdown (3Y) Largest decline over 3 years	-20.05%	-23.42%	+3.37%
Max Drawdown (5Y) Largest decline over 5 years	-29.05%	-34.69%	+5.64%
Max Drawdown (10Y) Largest decline over 10 years	-32.37%	—	—
Current Drawdown Current decline from peak	-0.72%	-3.66%	+2.94%
Average Drawdown Average peak-to-trough decline	-11.17%	-32.61%	+21.44%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.85%	8.56%	-3.71%

Volatility

FBT vs. OILK - Volatility Comparison

The current volatility for First Trust Amex Biotechnology Index (FBT) is 6.94%, while ProShares K-1 Free Crude Oil Strategy ETF (OILK) has a volatility of 10.44%. This indicates that FBT 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

	FBT	OILK	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.94%	10.44%	-3.50%
Volatility (6M) Calculated over the trailing 6-month period	15.87%	23.26%	-7.39%
Volatility (1Y) Calculated over the trailing 1-year period	20.79%	28.75%	-7.96%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.89%	30.12%	-8.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.91%	35.97%	-12.06%

FBT vs. OILK - Expense Ratio Comparison

FBT has a 0.57% expense ratio, which is lower than OILK's 0.68% expense ratio.

Dividends

FBT vs. OILK - Dividend Comparison

FBT 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	2016	2015
FBT First Trust Amex Biotechnology Index	0.00%	0.00%	0.71%	0.00%	0.00%	1.37%	0.00%	0.00%	0.00%	0.00%	0.00%	0.12%
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%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FBT and OILK in my portfolio?

FBT and OILK have a correlation of -0.26, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FBT or OILK?

OILK has higher volatility (10.44%) compared to FBT (6.94%). In terms of maximum drawdown, FBT dropped -40.51% vs OILK's -83.76%.

Which ETF is better, FBT or OILK?

On 5-year performance, OILK leads with 17.73% vs 6.79% for FBT. On fees, FBT is cheaper at 0.57% per year. On volatility, FBT has been the lower-risk option at 6.94%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, FBT or OILK?

Over the 5-year period, OILK has performed better with a 17.73% return vs 6.79%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, FBT or OILK?

FBT is cheaper with a 0.57% expense ratio, compared with 0.68% for OILK.

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

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

What is the main difference between FBT and OILK?

FBT is categorized as Health & Biotech Equities, while OILK is Oil & Gas. FBT tracks NYSE Arca Biotechnology Index, while OILK tracks Bloomberg Commodity Balanced WTI Crude Oil Index. They also come from different issuers: First Trust and ProShares. Their fees differ too: 0.57% for FBT and 0.68% for OILK.

Which has better risk-adjusted returns?

OILK currently has the higher Sharpe Ratio (2.06 vs 1.74), 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.