BlackRock Short Duration Muni Fund Investor A1 Shares (MDLMX)

Fund Assets	500.91M
Expense Ratio	0.47%
Min. Investment	$0.00
Turnover	66.00%
Dividend (ttm)	0.34
Dividend Yield	3.39%
Dividend Growth	0.90%
Payout Frequency	Monthly
Ex-Dividend Date	Jul 31, 2026

Previous Close	9.90
YTD Return	0.82%
1-Year Return	2.89%
5-Year Return	11.45%
52-Week Low	9.87
52-Week High	10.10
Beta (5Y)	0.03
Holdings	229
Inception Date	Nov 2, 1979

About MDLMX

BlackRock Short Duration Muni Fund Investor A1 Shares is an open-end municipal bond fund focused on delivering tax-exempt income with limited interest-rate sensitivity. The fund normally invests at least 80% of assets in municipal bonds and notes whose interest is exempt from federal income tax, emphasizing investment‑grade securities and short effective duration to help manage volatility from rate movements. It allocates to instruments such as variable rate demand obligations and other short- to intermediate‑tenor municipal issues, generally targeting maturities under ten years to preserve capital and maintain liquidity. Managed by BlackRock’s municipal bond team, the strategy employs rigorous credit research and active duration management to balance income generation with risk control, including use of portfolio-level measures like effective duration to assess interest-rate exposure. The fund plays a role in the market as a vehicle for investors seeking federally tax‑exempt income and lower duration risk compared with longer‑maturity municipal funds, participating across sectors such as general obligation, essential services, transportation, and healthcare within the U.S. municipal finance ecosystem.

• Fund Family: BlackRock
• Category: Muni National Short
• Performance Rating: Above Average
• Risk Rating: Average
• Stock Exchange: NASDAQ
• Ticker Symbol: MDLMX
• Index: S&P Municipal Bond TR USD

Performance

MDLMX had a total return of 2.89% in the past year, including dividends. Since the fund's inception, the average annual return has been 2.18%.

Dividend History

Ex-Dividend	Amount	Pay Date
Jul 31, 2026	$0.02789	Jul 31, 2026
Jun 30, 2026	$0.02749	Jun 30, 2026
May 29, 2026	$0.027	May 29, 2026
Apr 30, 2026	$0.02778	Apr 30, 2026
Mar 31, 2026	$0.02716	Mar 31, 2026
Feb 27, 2026	$0.02798	Feb 27, 2026

Data Sources: Tiingo, Twelve Data, and more

Historical data is provided by Tiingo. Delayed stock pricing data is provided by Twelve Data. Several fund data points are also provided by Finnhub.

Last checked:

Aug 27, 2026

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