RYCEY vs. PDBC

Last updated Aug 1, 2026

RYCEY (Rolls-Royce Holdings plc) is a stock, while PDBC (Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF) is Commodities fund actively managed by Invesco. Over the past 10 years, RYCEY returned 7.73%/yr vs 9.21%/yr for PDBC. Their 0.16 correlation means their historical movements had little consistent relationship.

Performance

RYCEY vs. PDBC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Rolls-Royce Holdings plc (RYCEY) and Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RYCEY achieves a 25.54% return, which is significantly lower than PDBC's 32.53% return. Over the past 10 years, RYCEY has underperformed PDBC with an annualized return of 7.73%, while PDBC has yielded a comparatively higher 9.21% annualized return.

RYCEY

• 1D: 0.00%
• 1M: 0.10%
• 6M: 17.33%
• YTD: 25.54%
• 1Y: 38.67%
• 3Y*: 104.37%
• 5Y*: 71.41%
• 10Y*: 7.73%
• ALL TIME*: -10.85%

PDBC

• 1D: 0.34%
• 1M: 10.65%
• 6M: 20.94%
• YTD: 32.53%
• 1Y: 38.61%
• 3Y*: 10.51%
• 5Y*: 11.22%
• 10Y*: 9.21%
• ALL TIME*: 3.89%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF	$92.97M	$139.65M	$120.69M
RYCEY Rolls-Royce Holdings plc	$76.52M	$69.38M	$55.87M

RYCEY vs. PDBC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RYCEY Rolls-Royce Holdings plc	25.54%	123.64%	88.21%	253.27%	-33.95%	2.53%	-82.05%	-12.69%	-7.35%	40.70%
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF	32.53%	5.96%	2.09%	-6.25%	19.23%	41.72%	-7.84%	11.44%	-12.78%	5.06%

Correlation

The correlation between RYCEY and PDBC is -0.16, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	-0.16
Correlation (3Y) Balances recent behavior with more history.	-0.03
Correlation (5Y) Shows whether the relationship held over a longer period.	0.07
Correlation (10Y) Provides a long-term view across more market conditions.	0.14
Correlation (All Time) Calculated using the full available price history since Nov 7, 2014	0.16

The correlation between RYCEY and PDBC shifts across timeframes, from -0.16 (1 year) to 0.16 (all time), reflecting how their relationship changes across market environments.

Return for Risk

RYCEY vs. PDBC — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

RYCEY

RYCEY Risk / Return Rank: 76
RYCEY Sharpe Ratio Rank: 77
RYCEY Sortino Ratio Rank: 74
RYCEY Omega Ratio Rank: 71
RYCEY Calmar Ratio Rank: 78
RYCEY Martin Ratio Rank: 80

PDBC

PDBC Risk / Return Rank: 72
PDBC Sharpe Ratio Rank: 82
PDBC Sortino Ratio Rank: 78
PDBC Omega Ratio Rank: 76
PDBC Calmar Ratio Rank: 64
PDBC Martin Ratio Rank: 62

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

RYCEY vs. PDBC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Rolls-Royce Holdings plc (RYCEY) and Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	RYCEY	PDBC	Difference
Sharpe ratio: Return per unit of total volatility	1.06	1.87	-0.81
Sortino ratio: Return per unit of downside risk	1.69	2.49	-0.80
Omega ratio: Gain probability vs. loss probability	1.20	1.32	-0.11
Calmar ratio: Return relative to maximum drawdown	1.87	2.21	-0.34
Martin ratio: Return relative to average drawdown	5.12	7.40	-2.28

RYCEY vs. PDBC - Sharpe Ratio Comparison

The current RYCEY Sharpe Ratio is 1.06, which is lower than the PDBC Sharpe Ratio of 1.87. The chart below compares the historical Sharpe Ratios of RYCEY and PDBC, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

RYCEY vs. PDBC - Drawdown Comparison

The maximum RYCEY drawdown since its inception was -99.07%, which is greater than PDBC's maximum drawdown of -49.52%. Use the drawdown chart below to compare losses from any high point for RYCEY and PDBC.

Drawdown Indicators

	RYCEY	PDBC	Difference
Max Drawdown Largest peak-to-trough decline	-99.07%	-49.52%	-49.55%
Max Drawdown (1Y) Largest decline over 1 year	-21.75%	-16.55%	-5.20%
Max Drawdown (3Y) Largest decline over 3 years	-23.37%	-16.55%	-6.82%
Max Drawdown (5Y) Largest decline over 5 years	-62.01%	-27.63%	-34.38%
Max Drawdown (10Y) Largest decline over 10 years	-94.64%	-40.73%	-53.91%
Current Drawdown Current decline from peak	-75.08%	-7.14%	-67.94%
Average Drawdown Average peak-to-trough decline	-84.06%	-23.03%	-61.03%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.92%	4.98%	+2.94%

Volatility

RYCEY vs. PDBC - Volatility Comparison

Rolls-Royce Holdings plc (RYCEY) has a higher volatility of 11.43% compared to Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) at 7.00%. This indicates that RYCEY's price experiences larger fluctuations and is considered to be riskier than PDBC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RYCEY	PDBC	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.43%	7.00%	+4.43%
Volatility (6M) Calculated over the trailing 6-month period	33.98%	17.41%	+16.57%
Volatility (1Y) Calculated over the trailing 1-year period	39.07%	19.62%	+19.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	43.26%	19.27%	+23.99%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	49.12%	17.83%	+31.29%

Dividends

RYCEY vs. PDBC - Dividend Comparison

RYCEY's dividend yield for the trailing twelve months is around 0.65%, less than PDBC's 2.90% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF	2.90%	3.84%	4.42%	4.21%	13.05%	50.83%	0.01%	1.40%	1.00%	3.83%	6.51%	0.00%
RYCEY Rolls-Royce Holdings plc	0.65%	0.86%	0.00%	0.00%	0.00%	0.00%	5.51%	1.56%	1.32%	1.55%	4.19%	14.44%

Frequently Asked Questions

Can I hold both RYCEY and PDBC in my portfolio?

RYCEY and PDBC have a correlation of -0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RYCEY or PDBC?

RYCEY has higher volatility (11.43%) compared to PDBC (7.00%). In terms of maximum drawdown, RYCEY dropped -99.07% vs PDBC's -49.52%.

Which has better risk-adjusted returns?

PDBC currently has the higher Sharpe Ratio (1.87 vs 1.06), 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.