MYMF vs. CALI

Last updated Jun 4, 2026

MYMF (State Street My2026 Municipal Bond ETF) and CALI (iShares Short-Term California Muni Active ETF) are both Municipal Bonds funds. MYMF is actively managed, while CALI is passively managed. Over the past year, MYMF returned 2.95% vs 2.99% for CALI. At a 0.32 correlation, their price movements are largely independent. MYMF charges 0.20%/yr vs 0.08%/yr for CALI.

Performance

MYMF vs. CALI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in State Street My2026 Municipal Bond ETF (MYMF) and iShares Short-Term California Muni Active ETF (CALI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MYMF achieves a 0.58% return, which is significantly lower than CALI's 0.91% return.

MYMF

• 1D: 0.00%
• 1M: 0.29%
• YTD: 0.58%
• 6M: 0.81%
• 1Y: 2.95%
• 3Y*: —
• 5Y*: —
• 10Y*: —

CALI

• 1D: 0.03%
• 1M: 0.25%
• YTD: 0.91%
• 6M: 1.11%
• 1Y: 2.99%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MYMF vs. CALI - Yearly Performance Comparison

	2026 (YTD)	2025	2024
MYMF State Street My2026 Municipal Bond ETF	0.58%	3.01%	0.19%
CALI iShares Short-Term California Muni Active ETF	0.91%	3.28%	0.31%

Correlation

The correlation between MYMF and CALI is 0.17, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.17
Correlation (All Time) Calculated using the full available price history since Sep 25, 2024	0.32

The correlation between MYMF and CALI shifts across timeframes, from 0.17 (1 year) to 0.32 (all time), reflecting how their relationship changes across market environments.

Return for Risk

MYMF vs. CALI — Risk / Return Rank

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

MYMF

MYMF Risk / Return Rank: 96
MYMF Sharpe Ratio Rank: 95
MYMF Sortino Ratio Rank: 98
MYMF Omega Ratio Rank: 98
MYMF Calmar Ratio Rank: 95
MYMF Martin Ratio Rank: 95

CALI

CALI Risk / Return Rank: 93
CALI Sharpe Ratio Rank: 95
CALI Sortino Ratio Rank: 97
CALI Omega Ratio Rank: 97
CALI Calmar Ratio Rank: 83
CALI Martin Ratio Rank: 92

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.

MYMF vs. CALI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for State Street My2026 Municipal Bond ETF (MYMF) and iShares Short-Term California Muni Active ETF (CALI). 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.

	MYMF	CALI	Difference
Sharpe ratio Return per unit of total volatility	3.98	3.97	0.00
Sortino ratio Return per unit of downside risk	6.98	6.02	+0.97
Omega ratio Gain probability vs. loss probability	2.21	1.94	+0.26
Calmar ratio Return relative to maximum drawdown	7.79	4.49	+3.30
Martin ratio Return relative to average drawdown	28.74	22.91	+5.84
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MYMF vs. CALI - Sharpe Ratio Comparison

The current MYMF Sharpe Ratio is 3.98, which is comparable to the CALI Sharpe Ratio of 3.97. The chart below compares the historical Sharpe Ratios of MYMF and CALI, 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

	MYMF	CALI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.98	3.97	0.00
Sharpe Ratio (All Time) Calculated using the full available price history	1.36	2.84	-1.47

Drawdowns

MYMF vs. CALI - Drawdown Comparison

The maximum MYMF drawdown since its inception was -2.02%, which is greater than CALI's maximum drawdown of -0.78%. Use the drawdown chart below to compare losses from any high point for MYMF and CALI.

Drawdown Indicators

	MYMF	CALI	Difference
Max Drawdown Largest peak-to-trough decline	-2.02%	-0.78%	-1.24%
Max Drawdown (1Y) Largest decline over 1 year	-0.38%	-0.67%	+0.29%
Current Drawdown Current decline from peak	-0.05%	0.00%	-0.05%
Average Drawdown Average peak-to-trough decline	-0.18%	-0.08%	-0.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.10%	0.13%	-0.03%

Volatility

MYMF vs. CALI - Volatility Comparison

State Street My2026 Municipal Bond ETF (MYMF) and iShares Short-Term California Muni Active ETF (CALI) have volatilities of 0.21% and 0.22%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MYMF	CALI	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.21%	0.22%	-0.01%
Volatility (6M) Calculated over the trailing 6-month period	0.52%	0.51%	+0.01%
Volatility (1Y) Calculated over the trailing 1-year period	0.75%	0.76%	-0.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.65%	1.11%	+0.54%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.65%	1.11%	+0.54%

MYMF vs. CALI - Expense Ratio Comparison

MYMF has a 0.20% expense ratio, which is higher than CALI's 0.08% 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

MYMF vs. CALI - Dividend Comparison

MYMF's dividend yield for the trailing twelve months is around 2.47%, less than CALI's 2.52% yield.

Position	TTM	2025	2024	2023
CALI iShares Short-Term California Muni Active ETF	2.52%	2.62%	3.14%	1.37%
MYMF State Street My2026 Municipal Bond ETF	2.47%	2.80%	0.83%	0.00%

Frequently Asked Questions

Can I hold both MYMF and CALI in my portfolio?

MYMF and CALI have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MYMF or CALI?

CALI has higher volatility (0.22%) compared to MYMF (0.21%). In terms of maximum drawdown, MYMF dropped -2.02% vs CALI's -0.78%.

Which ETF is better, MYMF or CALI?

On 1-year performance, CALI leads with 2.99% vs 2.95% for MYMF. On fees, CALI is cheaper at 0.08% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MYMF or CALI?

Over the 1-year period, CALI has performed better with a 2.99% return vs 2.95%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MYMF or CALI?

CALI is cheaper with a 0.08% expense ratio, compared with 0.20% for MYMF.

Which ETF pays a higher dividend yield, MYMF or CALI?

CALI has the higher dividend yield at 2.52%, compared with 2.47% for MYMF.

What is the main difference between MYMF and CALI?

They also come from different issuers: State Street and iShares. Their fees differ too: 0.20% for MYMF and 0.08% for CALI.

Which has better risk-adjusted returns?

MYMF currently has the higher Sharpe Ratio (3.98 vs 3.97), 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.