GLL vs. BOIL
Compare and contrast key facts about ProShares UltraShort Gold (GLL) and ProShares Ultra Bloomberg Natural Gas (BOIL).
GLL and BOIL are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. GLL is a passively managed fund by ProShares that tracks the performance of the Bloomberg Gold (-200%). It was launched on Dec 1, 2008. BOIL is a passively managed fund by ProShares that tracks the performance of the Dow Jones-UBS Natural Gas Subindex (200%). It was launched on Oct 4, 2011. Both GLL and BOIL are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.
Performance
GLL vs. BOIL - Performance Comparison
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GLL vs. BOIL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
GLL ProShares UltraShort Gold | -22.83% | -62.81% | -33.33% | -14.91% | -2.12% | 1.66% | -41.47% | -26.95% | 5.39% | -23.67% |
BOIL ProShares Ultra Bloomberg Natural Gas | -29.61% | -58.98% | -60.75% | -92.00% | -31.85% | 23.84% | -74.74% | -67.70% | -20.55% | -65.72% |
Returns By Period
In the year-to-date period, GLL achieves a -22.83% return, which is significantly higher than BOIL's -29.61% return. Over the past 10 years, GLL has outperformed BOIL with an annualized return of -24.50%, while BOIL has yielded a comparatively lower -55.56% annualized return.
GLL
- 1D
- -7.30%
- 1M
- 22.90%
- YTD
- -22.83%
- 6M
- -39.36%
- 1Y
- -60.18%
- 3Y*
- -42.72%
- 5Y*
- -32.85%
- 10Y*
- -24.50%
BOIL
- 1D
- 0.75%
- 1M
- -1.95%
- YTD
- -29.61%
- 6M
- -46.25%
- 1Y
- -81.20%
- 3Y*
- -64.52%
- 5Y*
- -62.47%
- 10Y*
- -55.56%
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GLL vs. BOIL - Expense Ratio Comparison
GLL has a 0.95% expense ratio, which is lower than BOIL's 1.31% expense ratio.
Return for Risk
GLL vs. BOIL — Risk / Return Rank
GLL
BOIL
GLL vs. BOIL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares UltraShort Gold (GLL) and ProShares Ultra Bloomberg Natural Gas (BOIL). 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.
| GLL | BOIL | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | -1.10 | -0.68 | -0.43 |
Sortino ratioReturn per unit of downside risk | -2.03 | -1.00 | -1.04 |
Omega ratioGain probability vs. loss probability | 0.78 | 0.88 | -0.10 |
Calmar ratioReturn relative to maximum drawdown | -0.86 | -0.99 | +0.13 |
Martin ratioReturn relative to average drawdown | -1.39 | -1.33 | -0.07 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| GLL | BOIL | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -1.10 | -0.68 | -0.43 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.93 | -0.53 | -0.40 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | -0.77 | -0.55 | -0.22 |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.69 | -0.61 | -0.08 |
Correlation
The correlation between GLL and BOIL is 0.00, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
GLL vs. BOIL - Dividend Comparison
Neither GLL nor BOIL has paid dividends to shareholders.
Drawdowns
GLL vs. BOIL - Drawdown Comparison
The maximum GLL drawdown since its inception was -99.24%, roughly equal to the maximum BOIL drawdown of -100.00%. Use the drawdown chart below to compare losses from any high point for GLL and BOIL.
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Drawdown Indicators
| GLL | BOIL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.24% | -100.00% | +0.76% |
Max Drawdown (1Y)Largest decline over 1 year | -71.53% | -81.53% | +10.00% |
Max Drawdown (5Y)Largest decline over 5 years | -89.76% | -99.88% | +10.12% |
Max Drawdown (10Y)Largest decline over 10 years | -95.76% | -99.98% | +4.22% |
Current DrawdownCurrent decline from peak | -99.04% | -100.00% | +0.96% |
Average DrawdownAverage peak-to-trough decline | -84.99% | -93.51% | +8.52% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 44.01% | 60.91% | -16.90% |
Volatility
GLL vs. BOIL - Volatility Comparison
The current volatility for ProShares UltraShort Gold (GLL) is 21.53%, while ProShares Ultra Bloomberg Natural Gas (BOIL) has a volatility of 29.44%. This indicates that GLL experiences smaller price fluctuations and is considered to be less risky than BOIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| GLL | BOIL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 21.53% | 29.44% | -7.91% |
Volatility (6M)Calculated over the trailing 6-month period | 46.40% | 109.34% | -62.94% |
Volatility (1Y)Calculated over the trailing 1-year period | 54.76% | 120.51% | -65.75% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 35.40% | 118.61% | -83.21% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 31.98% | 101.94% | -69.96% |