VWIUX vs. BSNSX

Last updated Jun 6, 2026

VWIUX (Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares) and BSNSX (Baird Strategic Municipal Bond Fund) are both Municipal Bonds funds. Over the past 5 years, VWIUX returned 1.70%/yr vs 2.10%/yr for BSNSX. Their correlation of 0.81 suggests significant overlap in exposure. VWIUX charges 0.09%/yr vs 0.55%/yr for BSNSX.

Performance

VWIUX vs. BSNSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares (VWIUX) and Baird Strategic Municipal Bond Fund (BSNSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VWIUX achieves a 1.33% return, which is significantly lower than BSNSX's 1.49% return.

VWIUX

• 1D: 0.07%
• 1M: 0.43%
• YTD: 1.33%
• 6M: 1.84%
• 1Y: 6.74%
• 3Y*: 4.56%
• 5Y*: 1.70%
• 10Y*: 2.48%

BSNSX

• 1D: 0.00%
• 1M: 0.40%
• YTD: 1.49%
• 6M: 1.79%
• 1Y: 5.76%
• 3Y*: 4.47%
• 5Y*: 2.10%
• 10Y*: —

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

VWIUX vs. BSNSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
VWIUX Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares	1.33%	5.99%	2.34%	5.90%	-6.83%	0.81%	5.23%	1.06%
BSNSX Baird Strategic Municipal Bond Fund	1.49%	4.83%	2.92%	6.53%	-5.54%	2.00%	8.13%	0.85%

Correlation

The correlation between VWIUX and BSNSX is 0.69, 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	0.69
Correlation (3Y) Calculated over the trailing 3-year period	0.82
Correlation (5Y) Calculated over the trailing 5-year period	0.84
Correlation (All Time) Calculated using the full available price history since Nov 18, 2019	0.81

The correlation between VWIUX and BSNSX shifts across timeframes, from 0.69 (1 year) to 0.84 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

VWIUX vs. BSNSX — Risk / Return Rank

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

VWIUX

VWIUX Risk / Return Rank: 70
VWIUX Sharpe Ratio Rank: 90
VWIUX Sortino Ratio Rank: 93
VWIUX Omega Ratio Rank: 95
VWIUX Calmar Ratio Rank: 39
VWIUX Martin Ratio Rank: 36

BSNSX

BSNSX Risk / Return Rank: 86
BSNSX Sharpe Ratio Rank: 97
BSNSX Sortino Ratio Rank: 97
BSNSX Omega Ratio Rank: 97
BSNSX Calmar Ratio Rank: 75
BSNSX Martin Ratio Rank: 62

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.

VWIUX vs. BSNSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares (VWIUX) and Baird Strategic Municipal Bond Fund (BSNSX). 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.

	VWIUX	BSNSX	Difference
Sharpe ratio: Return per unit of total volatility	2.92	3.64	-0.72
Sortino ratio: Return per unit of downside risk	4.68	5.54	-0.86
Omega ratio: Gain probability vs. loss probability	1.78	1.99	-0.21
Calmar ratio: Return relative to maximum drawdown	2.29	3.26	-0.97
Martin ratio: Return relative to average drawdown	7.60	11.76	-4.16
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VWIUX vs. BSNSX - Sharpe Ratio Comparison

The current VWIUX Sharpe Ratio is 2.92, which is comparable to the BSNSX Sharpe Ratio of 3.64. The chart below compares the historical Sharpe Ratios of VWIUX and BSNSX, 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

	VWIUX	BSNSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.92	3.64	-0.72
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.52	0.79	-0.27
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.72	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.13	0.94	+0.18

Drawdowns

VWIUX vs. BSNSX - Drawdown Comparison

The maximum VWIUX drawdown since its inception was -11.38%, which is greater than BSNSX's maximum drawdown of -9.77%. Use the drawdown chart below to compare losses from any high point for VWIUX and BSNSX.

Drawdown Indicators

	VWIUX	BSNSX	Difference
Max Drawdown Largest peak-to-trough decline	-11.38%	-9.77%	-1.61%
Max Drawdown (1Y) Largest decline over 1 year	-2.99%	-1.81%	-1.18%
Max Drawdown (3Y) Largest decline over 3 years	-4.40%	-3.54%	-0.86%
Max Drawdown (5Y) Largest decline over 5 years	-11.38%	-9.77%	-1.61%
Max Drawdown (10Y) Largest decline over 10 years	-11.38%	—	—
Current Drawdown Current decline from peak	-0.87%	-0.29%	-0.58%
Average Drawdown Average peak-to-trough decline	-1.44%	-1.58%	+0.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.90%	0.50%	+0.40%

Volatility

VWIUX vs. BSNSX - Volatility Comparison

Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares (VWIUX) has a higher volatility of 0.88% compared to Baird Strategic Municipal Bond Fund (BSNSX) at 0.66%. This indicates that VWIUX's price experiences larger fluctuations and is considered to be riskier than BSNSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VWIUX	BSNSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.88%	0.66%	+0.22%
Volatility (6M) Calculated over the trailing 6-month period	1.86%	1.26%	+0.60%
Volatility (1Y) Calculated over the trailing 1-year period	2.35%	1.63%	+0.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.27%	2.67%	+0.60%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.43%	3.35%	+0.08%

VWIUX vs. BSNSX - Expense Ratio Comparison

VWIUX has a 0.09% expense ratio, which is lower than BSNSX's 0.55% expense ratio.

Dividends

VWIUX vs. BSNSX - Dividend Comparison

VWIUX's dividend yield for the trailing twelve months is around 3.33%, which matches BSNSX's 3.35% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BSNSX Baird Strategic Municipal Bond Fund	3.35%	3.32%	3.28%	2.99%	1.84%	1.33%	1.99%	0.15%	0.00%	0.00%	0.00%	0.00%
VWIUX Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares	3.33%	4.06%	3.63%	2.78%	2.51%	1.89%	2.40%	2.88%	2.89%	2.82%	2.91%	2.96%

Frequently Asked Questions

Can I hold both VWIUX and BSNSX in my portfolio?

VWIUX and BSNSX have a correlation of 0.69, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VWIUX or BSNSX?

VWIUX has higher volatility (0.88%) compared to BSNSX (0.66%). In terms of maximum drawdown, VWIUX dropped -11.38% vs BSNSX's -9.77%.

Which has better risk-adjusted returns?

BSNSX currently has the higher Sharpe Ratio (3.64 vs 2.92), 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.