CAM vs. PDBC

Last updated Jun 4, 2026

CAM (AB California Intermediate Municipal ETF) and PDBC (Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF) are both exchange-traded funds - CAM is a Municipal Bonds fund actively managed by AllianceBernstein, while PDBC is a Commodities fund actively managed by Invesco. Both are actively managed. At a correlation of -0.26, they often move in opposite directions. CAM charges 0.27%/yr vs 0.58%/yr for PDBC.

Performance

CAM vs. PDBC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AB California Intermediate Municipal ETF (CAM) 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, CAM achieves a 1.29% return, which is significantly lower than PDBC's 36.23% return.

CAM

• 1D: 0.00%
• 1M: 0.60%
• YTD: 1.29%
• 6M: 1.75%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

PDBC

• 1D: 0.39%
• 1M: -3.37%
• YTD: 36.23%
• 6M: 36.27%
• 1Y: 45.46%
• 3Y*: 14.42%
• 5Y*: 12.39%
• 10Y*: 8.79%

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

CAM vs. PDBC - Yearly Performance Comparison

	2026 (YTD)	2025
CAM AB California Intermediate Municipal ETF	1.29%	1.17%
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF	36.23%	2.03%

Correlation

The correlation between CAM and PDBC 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 (All Time) Calculated using the full available price history since Oct 7, 2025	-0.26

Return for Risk

CAM vs. PDBC — Risk / Return Rank

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

PDBC

PDBC Risk / Return Rank: 74
PDBC Sharpe Ratio Rank: 73
PDBC Sortino Ratio Rank: 67
PDBC Omega Ratio Rank: 70
PDBC Calmar Ratio Rank: 92
PDBC Martin Ratio Rank: 70

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.

CAM vs. PDBC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AB California Intermediate Municipal ETF (CAM) 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	CAM	PDBC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	2.46	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.65	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.50	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.80	0.23	+1.57

Drawdowns

CAM vs. PDBC - Drawdown Comparison

The maximum CAM drawdown since its inception was -2.19%, smaller than the maximum PDBC drawdown of -49.52%. Use the drawdown chart below to compare losses from any high point for CAM and PDBC.

Drawdown Indicators

	CAM	PDBC	Difference
Max Drawdown Largest peak-to-trough decline	-2.19%	-49.52%	+47.33%
Max Drawdown (1Y) Largest decline over 1 year	—	-7.19%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-13.95%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-27.63%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-40.73%	—
Current Drawdown Current decline from peak	-0.58%	-4.55%	+3.97%
Average Drawdown Average peak-to-trough decline	-0.51%	-23.21%	+22.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	3.41%	—

Volatility

Volatility by Period

	CAM	PDBC	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	6.20%	—
Volatility (6M) Calculated over the trailing 6-month period	—	15.78%	—
Volatility (1Y) Calculated over the trailing 1-year period	2.12%	18.61%	-16.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.12%	19.12%	-17.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.12%	17.78%	-15.66%

CAM vs. PDBC - Expense Ratio Comparison

CAM has a 0.27% expense ratio, which is lower than PDBC's 0.58% expense ratio.

Dividends

CAM vs. PDBC - Dividend Comparison

CAM's dividend yield for the trailing twelve months is around 2.25%, less than PDBC's 2.82% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
CAM AB California Intermediate Municipal ETF	2.25%	0.87%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF	2.82%	3.84%	4.42%	4.21%	13.05%	50.83%	0.01%	1.40%	1.00%	3.83%	6.51%

Frequently Asked Questions

Can I hold both CAM and PDBC in my portfolio?

CAM and PDBC 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 ETF is better, CAM or PDBC?

On fees, CAM is cheaper at 0.27% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, CAM or PDBC?

CAM is cheaper with a 0.27% expense ratio, compared with 0.58% for PDBC.

Which ETF pays a higher dividend yield, CAM or PDBC?

PDBC has the higher dividend yield at 2.82%, compared with 2.25% for CAM.

What is the main difference between CAM and PDBC?

CAM is categorized as Municipal Bonds, while PDBC is Commodities. They also come from different issuers: AllianceBernstein and Invesco. Their fees differ too: 0.27% for CAM and 0.58% for PDBC.