WTMU vs. CA

Last updated Jun 4, 2026

WTMU (WisdomTree Core Laddered Municipal ETF) and CA (Xtrackers California Municipal Bond ETF) are both Municipal Bonds funds. WTMU is actively managed, while CA is passively managed. Over the past year, WTMU returned 5.96% vs 6.67% for CA. A 0.50 correlation means they provide meaningful diversification when combined. WTMU charges 0.25%/yr vs 0.07%/yr for CA.

Performance

WTMU vs. CA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in WisdomTree Core Laddered Municipal ETF (WTMU) and Xtrackers California Municipal Bond ETF (CA). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WTMU achieves a 0.45% return, which is significantly lower than CA's 1.20% return.

WTMU

• 1D: 0.12%
• 1M: 0.43%
• YTD: 0.45%
• 6M: 0.94%
• 1Y: 5.96%
• 3Y*: —
• 5Y*: —
• 10Y*: —

CA

• 1D: 0.00%
• 1M: 0.38%
• YTD: 1.20%
• 6M: 1.44%
• 1Y: 6.67%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

WTMU vs. CA - Yearly Performance Comparison

	2026 (YTD)	2025
WTMU WisdomTree Core Laddered Municipal ETF	0.45%	5.09%
CA Xtrackers California Municipal Bond ETF	1.20%	3.51%

Correlation

The correlation between WTMU and CA is 0.51, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.51
Correlation (All Time) Calculated using the full available price history since Apr 4, 2025	0.50

The correlation between WTMU and CA has been stable across timeframes, ranging from 0.50 to 0.51 - a consistent structural relationship.

Return for Risk

WTMU vs. CA — Risk / Return Rank

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

WTMU

WTMU Risk / Return Rank: 70
WTMU Sharpe Ratio Rank: 83
WTMU Sortino Ratio Rank: 87
WTMU Omega Ratio Rank: 92
WTMU Calmar Ratio Rank: 45
WTMU Martin Ratio Rank: 40

CA

CA Risk / Return Rank: 73
CA Sharpe Ratio Rank: 78
CA Sortino Ratio Rank: 85
CA Omega Ratio Rank: 90
CA Calmar Ratio Rank: 53
CA Martin Ratio Rank: 56

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.

WTMU vs. CA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WisdomTree Core Laddered Municipal ETF (WTMU) and Xtrackers California Municipal Bond ETF (CA). 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.

	WTMU	CA	Difference
Sharpe ratio: Return per unit of total volatility	2.69	2.54	+0.15
Sortino ratio: Return per unit of downside risk	3.92	3.84	+0.09
Omega ratio: Gain probability vs. loss probability	1.61	1.58	+0.02
Calmar ratio: Return relative to maximum drawdown	2.20	2.61	-0.41
Martin ratio: Return relative to average drawdown	6.25	9.84	-3.59
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WTMU vs. CA - Sharpe Ratio Comparison

The current WTMU Sharpe Ratio is 2.69, which is comparable to the CA Sharpe Ratio of 2.54. The chart below compares the historical Sharpe Ratios of WTMU and CA, 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

	WTMU	CA	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.69	2.54	+0.15
Sharpe Ratio (All Time) Calculated using the full available price history	1.01	0.67	+0.33

Drawdowns

WTMU vs. CA - Drawdown Comparison

The maximum WTMU drawdown since its inception was -4.24%, smaller than the maximum CA drawdown of -5.24%. Use the drawdown chart below to compare losses from any high point for WTMU and CA.

Drawdown Indicators

	WTMU	CA	Difference
Max Drawdown Largest peak-to-trough decline	-4.24%	-5.24%	+1.00%
Max Drawdown (1Y) Largest decline over 1 year	-2.72%	-2.57%	-0.15%
Current Drawdown Current decline from peak	-1.52%	-0.75%	-0.77%
Average Drawdown Average peak-to-trough decline	-0.64%	-1.27%	+0.63%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.96%	0.68%	+0.28%

Volatility

WTMU vs. CA - Volatility Comparison

WisdomTree Core Laddered Municipal ETF (WTMU) has a higher volatility of 0.74% compared to Xtrackers California Municipal Bond ETF (CA) at 0.31%. This indicates that WTMU's price experiences larger fluctuations and is considered to be riskier than CA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WTMU	CA	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.74%	0.31%	+0.43%
Volatility (6M) Calculated over the trailing 6-month period	1.77%	1.83%	-0.06%
Volatility (1Y) Calculated over the trailing 1-year period	2.22%	2.64%	-0.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.76%	3.99%	+0.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.76%	3.99%	+0.77%

WTMU vs. CA - Expense Ratio Comparison

WTMU has a 0.25% expense ratio, which is higher than CA's 0.07% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

WTMU vs. CA - Dividend Comparison

WTMU's dividend yield for the trailing twelve months is around 2.98%, which matches CA's 2.96% yield.

Position	TTM	2025	2024
CA Xtrackers California Municipal Bond ETF	2.96%	3.14%	3.03%
WTMU WisdomTree Core Laddered Municipal ETF	2.98%	2.15%	0.00%

Frequently Asked Questions

Can I hold both WTMU and CA in my portfolio?

WTMU and CA have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WTMU or CA?

WTMU has higher volatility (0.74%) compared to CA (0.31%). In terms of maximum drawdown, WTMU dropped -4.24% vs CA's -5.24%.

Which ETF is better, WTMU or CA?

On 1-year performance, CA leads with 6.67% vs 5.96% for WTMU. On fees, CA is cheaper at 0.07% per year. On volatility, CA has been the lower-risk option at 0.31%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, WTMU or CA?

Over the 1-year period, CA has performed better with a 6.67% return vs 5.96%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, WTMU or CA?

CA is cheaper with a 0.07% expense ratio, compared with 0.25% for WTMU.

Which ETF pays a higher dividend yield, WTMU or CA?

WTMU has the higher dividend yield at 2.98%, compared with 2.96% for CA.

What is the main difference between WTMU and CA?

They also come from different issuers: WisdomTree and Xtrackers. Their fees differ too: 0.25% for WTMU and 0.07% for CA.

Which has better risk-adjusted returns?

WTMU currently has the higher Sharpe Ratio (2.69 vs 2.54), 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.