- ISIN
- US09252Y6068
- CUSIP
- 09252Y606
- Issuer
- BlackRock
- Inception Date
- Oct 24, 1988
- Category
- Municipal Bonds
- Min. Investment
- $2,000,000
- Distribution Policy
- Distributing
- Asset Class
- Bond
Share Price Chart
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Performance
MACMX Performance Chart
BlackRock California Municipal Opportunities Fund (MACMX) is up 1.8% since the beginning of the year. MACMX is currently trading at $12 per share. Investors who bought $1,000 worth of MACMX shares 5 years ago would now be looking at an investment worth $1,070.
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Returns By Period
BlackRock California Municipal Opportunities Fund (MACMX) has returned 1.79% so far this year and 6.37% over the past 12 months. Over the last ten years, MACMX has returned 2.49% per year, falling short of the S&P 500 Index benchmark, which averaged 13.66% annually.
BlackRock California Municipal Opportunities Fund
- 1D
- 0.25%
- 1M
- 1.00%
- YTD
- 1.79%
- 6M
- 1.85%
- 1Y
- 6.37%
- 3Y*
- 4.51%
- 5Y*
- 1.37%
- 10Y*
- 2.49%
Benchmark (S&P 500 Index)
- 1D
- -0.74%
- 1M
- 4.90%
- YTD
- 10.35%
- 6M
- 10.28%
- 1Y
- 26.52%
- 3Y*
- 20.83%
- 5Y*
- 12.30%
- 10Y*
- 13.66%
MACMX Monthly Returns History
Based on dividend-adjusted daily data since Oct 17, 1988, MACMX's average daily return is +0.02%, while the average monthly return is +0.40%. At this rate, an investment would double in approximately 14.5 years.
Historically, 67% of months were positive and 33% were negative. The best month was Nov 2023 with a return of +5.6%, while the worst month was Mar 2020 at -7.0%. The longest winning streak lasted 13 consecutive months, and the longest losing streak was 4 months.
On a daily basis, MACMX closed higher 41% of trading days. The best single day was Oct 22, 2008 with a return of +3.6%, while the worst single day was Mar 19, 2020 at -2.9%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.57% | 0.91% | -1.68% | 1.17% | 0.57% | 0.25% | 1.79% | ||||||
| 2025 | 0.67% | 1.17% | -0.64% | -0.89% | -0.12% | 0.40% | -0.88% | 1.35% | 2.62% | 0.44% | 0.61% | -0.35% | 4.41% |
| 2024 | 0.01% | 0.53% | 0.28% | -0.81% | 0.37% | 1.54% | 0.77% | 0.53% | 0.45% | -0.79% | 1.66% | -0.65% | 3.91% |
| 2023 | 2.54% | -1.67% | 0.83% | -0.10% | -0.35% | 0.07% | 0.50% | -0.85% | -1.97% | -1.23% | 5.63% | 1.70% | 4.96% |
| 2022 | -2.37% | -0.23% | -3.13% | -2.88% | 1.23% | -2.82% | 2.99% | -1.94% | -3.64% | -0.72% | 4.34% | 0.41% | -8.76% |
| 2021 | 1.57% | -1.01% | 1.41% | 0.78% | 0.61% | 0.46% | 0.45% | -0.31% | -0.54% | -0.08% | 0.84% | 0.45% | 4.70% |
Benchmark Metrics
BlackRock California Municipal Opportunities Fund has an annualized alpha of 4.76%, beta of 0.00, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since October 18, 1988.
- This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (16.50%) than losses (1.10%) - typical of diversified or defensive assets.
- Beta of 0.00 may look defensive, but with R2 of 0.00 this fund is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this fund's risk.
- R2 of 0.00 means this fund moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 4.76%
- Beta
- 0.00
- R²
- 0.00
- Upside Capture
- 16.50%
- Downside Capture
- 1.10%
Expense Ratio
MACMX has an expense ratio of 0.44%, placing it in the medium range.
Return for Risk
Risk / Return Rank
MACMX ranks 56 for risk / return — on par with similar mutual funds. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for BlackRock California Municipal Opportunities Fund (MACMX) and compare them to S&P 500 Index.
| MACMX | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 2.19 | 2.24 | -0.05 |
Sortino ratioReturn per unit of downside risk | 3.47 | 3.07 | +0.40 |
Omega ratioGain probability vs. loss probability | 1.51 | 1.41 | +0.10 |
Calmar ratioReturn relative to maximum drawdown | 2.53 | 2.93 | -0.40 |
Martin ratioReturn relative to average drawdown | 8.37 | 13.52 | -5.15 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Dividends
Dividend History
BlackRock California Municipal Opportunities Fund provided a 3.68% dividend yield over the last twelve months, with an annual payout of $0.44 per share. The fund has been increasing its distributions for 3 consecutive years.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.44 | $0.57 | $0.47 | $0.32 | $0.22 | $0.24 | $0.26 | $0.35 | $0.57 | $0.41 | $0.35 | $0.43 |
Dividend yield | 3.68% | 4.77% | 3.93% | 2.68% | 1.90% | 1.80% | 2.02% | 2.74% | 4.60% | 3.19% | 2.82% | 3.43% |
Monthly Dividends
The table displays the monthly dividend distributions for BlackRock California Municipal Opportunities Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.00 | $0.19 | ||||||
| 2025 | $0.07 | $0.07 | $0.07 | $0.07 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.03 | $0.03 | $0.04 | $0.57 |
| 2024 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.07 | $0.07 | $0.47 |
| 2023 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.00 | $0.03 | $0.03 | $0.32 |
| 2022 | $0.02 | $0.02 | $0.02 | $0.03 | $0.03 | $0.00 | $0.00 | $0.03 | $0.00 | $0.03 | $0.03 | $0.03 | $0.22 |
| 2021 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.24 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the BlackRock California Municipal Opportunities Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the BlackRock California Municipal Opportunities Fund was 13.65%, occurring on Oct 26, 2022. Recovery took 526 trading sessions.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Bear market2022 | -13.65%Oct 2022 | 9mo 25d | 2y 1mo | 2y 11moJan 2022 - Nov 2024 |
COVID crash2020 | -13.37%Mar 2020 | 24d | 9mo 19d | 10mo 13dFeb 2020 - Jan 2021 |
Financial crisis2007–2009 | -12.86%Oct 2008 | 1mo 4d | 3mo | 4mo 4dSep 2008 - Jan 2009 |
1994 correction1994 | -12.60%Nov 1994 | 9mo 20d | 5mo 7d | 1y 2moFeb 1994 - Apr 1995 |
2013 correction2013 | -12.35%Sep 2013 | 9mo 5d | 10mo 29d | 1y 7moDec 2012 - Jul 2014 |
Drawdown Indicators
| MACMX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.65% | -56.78% | +43.13% |
Max Drawdown (1Y)Largest decline over 1 year | -2.50% | -9.10% | +6.60% |
Max Drawdown (3Y)Largest decline over 3 years | -5.24% | -18.90% | +13.66% |
Max Drawdown (5Y)Largest decline over 5 years | -13.65% | -25.43% | +11.78% |
Max Drawdown (10Y)Largest decline over 10 years | -13.65% | -33.92% | +20.27% |
Current DrawdownCurrent decline from peak | 0.00% | -0.74% | +0.74% |
Average DrawdownAverage peak-to-trough decline | -1.94% | -10.72% | +8.78% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.75% | 1.97% | -1.22% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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