BSNIX vs. MMU

Last updated Jun 4, 2026

BSNIX (Baird Strategic Municipal Bond Fund Institutional Class) and MMU (Western Asset Managed Municipals Fund Inc) are both Municipal Bonds funds. Over the past 5 years, BSNIX returned 2.23%/yr vs -0.45%/yr for MMU. At a 0.36 correlation, their price movements are largely independent. BSNIX charges 0.30%/yr vs 0.01%/yr for MMU.

Performance

BSNIX vs. MMU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Baird Strategic Municipal Bond Fund Institutional Class (BSNIX) and Western Asset Managed Municipals Fund Inc (MMU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BSNIX achieves a 1.17% return, which is significantly higher than MMU's 0.21% return.

BSNIX

• 1D: 0.10%
• 1M: 0.51%
• YTD: 1.17%
• 6M: 1.49%
• 1Y: 5.89%
• 3Y*: 4.52%
• 5Y*: 2.23%
• 10Y*: —

MMU

• 1D: -0.59%
• 1M: 1.34%
• YTD: 0.21%
• 6M: 0.64%
• 1Y: 10.96%
• 3Y*: 7.38%
• 5Y*: -0.45%
• 10Y*: 1.28%

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

BSNIX vs. MMU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
BSNIX Baird Strategic Municipal Bond Fund Institutional Class	1.17%	4.90%	3.17%	6.78%	-5.31%	2.26%	8.39%	0.88%
MMU Western Asset Managed Municipals Fund Inc	0.21%	9.19%	6.58%	5.63%	-19.58%	5.83%	0.71%	-3.16%

Correlation

The correlation between BSNIX and MMU is 0.50, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.50
Correlation (3Y) Calculated over the trailing 3-year period	0.43
Correlation (5Y) Calculated over the trailing 5-year period	0.41
Correlation (All Time) Calculated using the full available price history since Nov 18, 2019	0.36

The correlation between BSNIX and MMU shifts across timeframes, from 0.36 (all time) to 0.50 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

BSNIX vs. MMU — Risk / Return Rank

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

BSNIX

BSNIX Risk / Return Rank: 79
BSNIX Sharpe Ratio Rank: 97
BSNIX Sortino Ratio Rank: 96
BSNIX Omega Ratio Rank: 97
BSNIX Calmar Ratio Rank: 54
BSNIX Martin Ratio Rank: 51

MMU

MMU Risk / Return Rank: 25
MMU Sharpe Ratio Rank: 21
MMU Sortino Ratio Rank: 26
MMU Omega Ratio Rank: 25
MMU Calmar Ratio Rank: 25
MMU Martin Ratio Rank: 27

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.

BSNIX vs. MMU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Baird Strategic Municipal Bond Fund Institutional Class (BSNIX) and Western Asset Managed Municipals Fund Inc (MMU). 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.

	BSNIX	MMU	Difference
Sharpe ratio: Return per unit of total volatility	3.63	1.33	+2.30
Sortino ratio: Return per unit of downside risk	5.49	2.14	+3.35
Omega ratio: Gain probability vs. loss probability	2.02	1.26	+0.76
Calmar ratio: Return relative to maximum drawdown	2.83	1.87	+0.96
Martin ratio: Return relative to average drawdown	10.44	6.56	+3.88
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BSNIX vs. MMU - Sharpe Ratio Comparison

The current BSNIX Sharpe Ratio is 3.63, which is higher than the MMU Sharpe Ratio of 1.33. The chart below compares the historical Sharpe Ratios of BSNIX and MMU, 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

	BSNIX	MMU	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.63	1.33	+2.30
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.84	-0.04	+0.88
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.10	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.99	0.37	+0.62

Drawdowns

BSNIX vs. MMU - Drawdown Comparison

The maximum BSNIX drawdown since its inception was -9.58%, smaller than the maximum MMU drawdown of -34.51%. Use the drawdown chart below to compare losses from any high point for BSNIX and MMU.

Drawdown Indicators

	BSNIX	MMU	Difference
Max Drawdown Largest peak-to-trough decline	-9.58%	-34.51%	+24.93%
Max Drawdown (1Y) Largest decline over 1 year	-2.09%	-5.88%	+3.79%
Max Drawdown (3Y) Largest decline over 3 years	-3.41%	-12.86%	+9.45%
Max Drawdown (5Y) Largest decline over 5 years	-9.58%	-31.89%	+22.31%
Max Drawdown (10Y) Largest decline over 10 years	—	-34.51%	—
Current Drawdown Current decline from peak	-0.55%	-6.81%	+6.26%
Average Drawdown Average peak-to-trough decline	-1.50%	-6.83%	+5.33%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.57%	1.68%	-1.11%

Volatility

BSNIX vs. MMU - Volatility Comparison

The current volatility for Baird Strategic Municipal Bond Fund Institutional Class (BSNIX) is 0.56%, while Western Asset Managed Municipals Fund Inc (MMU) has a volatility of 2.39%. This indicates that BSNIX experiences smaller price fluctuations and is considered to be less risky than MMU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BSNIX	MMU	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.56%	2.39%	-1.83%
Volatility (6M) Calculated over the trailing 6-month period	1.29%	7.10%	-5.81%
Volatility (1Y) Calculated over the trailing 1-year period	1.63%	8.31%	-6.68%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.68%	10.68%	-8.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.36%	13.01%	-9.65%

BSNIX vs. MMU - Expense Ratio Comparison

BSNIX has a 0.30% expense ratio, which is higher than MMU's 0.01% expense ratio.

Dividends

BSNIX vs. MMU - Dividend Comparison

BSNIX's dividend yield for the trailing twelve months is around 3.27%, less than MMU's 6.42% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BSNIX Baird Strategic Municipal Bond Fund Institutional Class	3.27%	3.29%	3.51%	3.22%	2.09%	1.58%	2.23%	0.18%	0.00%	0.00%	0.00%	0.00%
MMU Western Asset Managed Municipals Fund Inc	6.42%	6.26%	6.16%	4.36%	4.65%	3.88%	4.21%	4.96%	5.68%	5.37%	5.67%	5.50%

Frequently Asked Questions

Can I hold both BSNIX and MMU in my portfolio?

BSNIX and MMU have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BSNIX or MMU?

MMU has higher volatility (2.39%) compared to BSNIX (0.56%). In terms of maximum drawdown, BSNIX dropped -9.58% vs MMU's -34.51%.

Which has better risk-adjusted returns?

BSNIX currently has the higher Sharpe Ratio (3.63 vs 1.33), 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.