PDBC vs. ROLG.L

Last updated Apr 1, 2026

Compare and contrast key facts about Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) and iShares Bloomberg Roll Select Commodity Swap UCITS ETF USD (ROLG.L).

PDBC and ROLG.L are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. PDBC is an actively managed fund by Invesco. It was launched on Nov 7, 2014. ROLG.L is a passively managed fund by iShares that tracks the performance of the Bloomberg Roll Select Commodity. It was launched on Sep 28, 2018.

Performance

PDBC vs. ROLG.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) and iShares Bloomberg Roll Select Commodity Swap UCITS ETF USD (ROLG.L). The values are adjusted to include any dividend payments, if applicable.

PDBC vs. ROLG.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF	30.72%	5.96%	2.09%	-6.25%	19.23%	41.72%	-7.84%	11.44%	-21.50%
ROLG.L iShares Bloomberg Roll Select Commodity Swap UCITS ETF USD	24.00%	16.84%	4.48%	-2.47%	16.56%	28.06%	0.58%	5.92%	-10.83%

Different Trading Currencies

PDBC is traded in USD, while ROLG.L is traded in GBP. To make them comparable, the ROLG.L values have been converted to USD using the latest available exchange rates.

Returns By Period

In the year-to-date period, PDBC achieves a 30.72% return, which is significantly higher than ROLG.L's 24.00% return.

PDBC

• 1D: -1.03%
• 1M: 16.09%
• YTD: 30.72%
• 6M: 33.97%
• 1Y: 32.00%
• 3Y*: 11.28%
• 5Y*: 14.29%
• 10Y*: 9.86%

ROLG.L

• 1D: 0.11%
• 1M: 9.40%
• YTD: 24.00%
• 6M: 30.38%
• 1Y: 33.36%
• 3Y*: 14.89%
• 5Y*: 15.54%
• 10Y*: —

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

PDBC vs. ROLG.L - Expense Ratio Comparison

PDBC has a 0.58% expense ratio, which is higher than ROLG.L's 0.28% expense ratio.

PDBC

Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF

ROLG.L

iShares Bloomberg Roll Select Commodity Swap UCITS ETF USD

Return for Risk

PDBC vs. ROLG.L — Risk / Return Rank

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

PDBC

PDBC Risk / Return Rank: 85
PDBC Sharpe Ratio Rank: 87
PDBC Sortino Ratio Rank: 87
PDBC Omega Ratio Rank: 83
PDBC Calmar Ratio Rank: 91
PDBC Martin Ratio Rank: 76

ROLG.L

ROLG.L Risk / Return Rank: 86
ROLG.L Sharpe Ratio Rank: 89
ROLG.L Sortino Ratio Rank: 89
ROLG.L Omega Ratio Rank: 87
ROLG.L Calmar Ratio Rank: 92
ROLG.L Martin Ratio Rank: 74

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.

PDBC vs. ROLG.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) and iShares Bloomberg Roll Select Commodity Swap UCITS ETF USD (ROLG.L). 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.

	PDBC	ROLG.L	Difference
Sharpe ratio Return per unit of total volatility	1.72	2.08	-0.36
Sortino ratio Return per unit of downside risk	2.31	2.68	-0.38
Omega ratio Gain probability vs. loss probability	1.31	1.38	-0.07
Calmar ratio Return relative to maximum drawdown	3.04	3.49	-0.44
Martin ratio Return relative to average drawdown	7.48	11.12	-3.64
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PDBC vs. ROLG.L - Sharpe Ratio Comparison

The current PDBC Sharpe Ratio is 1.72, which is comparable to the ROLG.L Sharpe Ratio of 2.08. The chart below compares the historical Sharpe Ratios of PDBC and ROLG.L, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	PDBC	ROLG.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.72	2.08	-0.36
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.76	0.87	-0.11
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.56	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.22	0.60	-0.38

Correlation

The correlation between PDBC and ROLG.L is 0.68, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

PDBC vs. ROLG.L - Dividend Comparison

PDBC's dividend yield for the trailing twelve months is around 2.94%, while ROLG.L has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF	2.94%	3.84%	4.42%	4.21%	13.05%	50.83%	0.01%	1.40%	1.00%	3.83%	6.51%
ROLG.L iShares Bloomberg Roll Select Commodity Swap UCITS ETF USD	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

PDBC vs. ROLG.L - Drawdown Comparison

The maximum PDBC drawdown since its inception was -49.52%, which is greater than ROLG.L's maximum drawdown of -30.44%. Use the drawdown chart below to compare losses from any high point for PDBC and ROLG.L.

Drawdown Indicators

	PDBC	ROLG.L	Difference
Max Drawdown Largest peak-to-trough decline	-49.52%	-22.66%	-26.86%
Max Drawdown (1Y) Largest decline over 1 year	-11.07%	-9.41%	-1.66%
Max Drawdown (5Y) Largest decline over 5 years	-27.63%	-19.85%	-7.78%
Max Drawdown (10Y) Largest decline over 10 years	-40.73%	—	—
Current Drawdown Current decline from peak	-1.03%	-0.24%	-0.79%
Average Drawdown Average peak-to-trough decline	-23.53%	-9.14%	-14.39%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.50%	3.99%	+0.51%

Volatility

PDBC vs. ROLG.L - Volatility Comparison

Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) has a higher volatility of 8.15% compared to iShares Bloomberg Roll Select Commodity Swap UCITS ETF USD (ROLG.L) at 5.61%. This indicates that PDBC's price experiences larger fluctuations and is considered to be riskier than ROLG.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PDBC	ROLG.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.15%	5.61%	+2.54%
Volatility (6M) Calculated over the trailing 6-month period	13.88%	11.83%	+2.05%
Volatility (1Y) Calculated over the trailing 1-year period	18.72%	16.06%	+2.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.92%	17.82%	+1.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.69%	17.25%	+0.44%