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MAMTX vs. SPY
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between MAMTX and SPY is 0.01, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


-0.50.00.51.00.0

Performance

MAMTX vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Blackrock Strategic Municipal Opportunities Fund Of Blackrock Municipal Series Trust (MAMTX) and SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

-2.00%0.00%2.00%4.00%6.00%8.00%10.00%SeptemberOctoberNovemberDecember2025February
-0.35%
10.91%
MAMTX
SPY

Key characteristics

Sharpe Ratio

MAMTX:

0.77

SPY:

1.87

Sortino Ratio

MAMTX:

1.22

SPY:

2.52

Omega Ratio

MAMTX:

1.18

SPY:

1.35

Calmar Ratio

MAMTX:

0.43

SPY:

2.81

Martin Ratio

MAMTX:

2.63

SPY:

11.69

Ulcer Index

MAMTX:

1.25%

SPY:

2.02%

Daily Std Dev

MAMTX:

4.30%

SPY:

12.65%

Max Drawdown

MAMTX:

-16.76%

SPY:

-55.19%

Current Drawdown

MAMTX:

-3.68%

SPY:

0.00%

Returns By Period

In the year-to-date period, MAMTX achieves a 0.40% return, which is significantly lower than SPY's 4.58% return. Over the past 10 years, MAMTX has underperformed SPY with an annualized return of 1.93%, while SPY has yielded a comparatively higher 13.23% annualized return.


MAMTX

YTD

0.40%

1M

0.88%

6M

-0.35%

1Y

3.39%

5Y*

0.19%

10Y*

1.93%

SPY

YTD

4.58%

1M

2.57%

6M

10.04%

1Y

24.97%

5Y*

14.73%

10Y*

13.23%

*Annualized

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


MAMTX vs. SPY - Expense Ratio Comparison

MAMTX has a 0.55% expense ratio, which is higher than SPY's 0.09% expense ratio.


MAMTX
Blackrock Strategic Municipal Opportunities Fund Of Blackrock Municipal Series Trust
Expense ratio chart for MAMTX: current value at 0.55% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.55%
Expense ratio chart for SPY: current value at 0.09% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.09%

Risk-Adjusted Performance

MAMTX vs. SPY — Risk-Adjusted Performance Rank

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

MAMTX
The Risk-Adjusted Performance Rank of MAMTX is 3939
Overall Rank
The Sharpe Ratio Rank of MAMTX is 3535
Sharpe Ratio Rank
The Sortino Ratio Rank of MAMTX is 4040
Sortino Ratio Rank
The Omega Ratio Rank of MAMTX is 4545
Omega Ratio Rank
The Calmar Ratio Rank of MAMTX is 3333
Calmar Ratio Rank
The Martin Ratio Rank of MAMTX is 3939
Martin Ratio Rank

SPY
The Risk-Adjusted Performance Rank of SPY is 7777
Overall Rank
The Sharpe Ratio Rank of SPY is 7777
Sharpe Ratio Rank
The Sortino Ratio Rank of SPY is 7474
Sortino Ratio Rank
The Omega Ratio Rank of SPY is 7777
Omega Ratio Rank
The Calmar Ratio Rank of SPY is 7878
Calmar Ratio Rank
The Martin Ratio Rank of SPY is 8181
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

MAMTX vs. SPY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Blackrock Strategic Municipal Opportunities Fund Of Blackrock Municipal Series Trust (MAMTX) and SPDR S&P 500 ETF (SPY). 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.


Sharpe ratio
The chart of Sharpe ratio for MAMTX, currently valued at 0.77, compared to the broader market-1.000.001.002.003.004.000.771.87
The chart of Sortino ratio for MAMTX, currently valued at 1.22, compared to the broader market0.002.004.006.008.0010.0012.001.222.52
The chart of Omega ratio for MAMTX, currently valued at 1.18, compared to the broader market1.002.003.004.001.181.35
The chart of Calmar ratio for MAMTX, currently valued at 0.43, compared to the broader market0.005.0010.0015.0020.000.432.81
The chart of Martin ratio for MAMTX, currently valued at 2.63, compared to the broader market0.0020.0040.0060.0080.002.6311.69
MAMTX
SPY

The current MAMTX Sharpe Ratio is 0.77, which is lower than the SPY Sharpe Ratio of 1.87. The chart below compares the historical Sharpe Ratios of MAMTX and SPY, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.001.002.003.004.00SeptemberOctoberNovemberDecember2025February
0.77
1.87
MAMTX
SPY

Dividends

MAMTX vs. SPY - Dividend Comparison

MAMTX's dividend yield for the trailing twelve months is around 3.63%, more than SPY's 1.15% yield.


TTM20242023202220212020201920182017201620152014
MAMTX
Blackrock Strategic Municipal Opportunities Fund Of Blackrock Municipal Series Trust
3.63%3.60%2.96%2.64%2.01%2.39%2.71%3.02%2.89%2.59%2.85%2.72%
SPY
SPDR S&P 500 ETF
1.15%1.21%1.40%1.65%1.20%1.52%1.75%2.04%1.80%2.03%2.06%1.87%

Drawdowns

MAMTX vs. SPY - Drawdown Comparison

The maximum MAMTX drawdown since its inception was -16.76%, smaller than the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for MAMTX and SPY. For additional features, visit the drawdowns tool.


-5.00%-4.00%-3.00%-2.00%-1.00%0.00%SeptemberOctoberNovemberDecember2025February
-3.68%
0
MAMTX
SPY

Volatility

MAMTX vs. SPY - Volatility Comparison

The current volatility for Blackrock Strategic Municipal Opportunities Fund Of Blackrock Municipal Series Trust (MAMTX) is 1.15%, while SPDR S&P 500 ETF (SPY) has a volatility of 3.00%. This indicates that MAMTX experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.00%1.00%2.00%3.00%4.00%5.00%6.00%SeptemberOctoberNovemberDecember2025February
1.15%
3.00%
MAMTX
SPY
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Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

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