BlackRock National Municipal Fund Service Share (BNMSX)

Fund Assets	5.23B
Expense Ratio	0.71%
Min. Investment	$5,000
Turnover	54.00%
Dividend (ttm)	0.36
Dividend Yield	3.77%
Dividend Growth	3.89%
Payout Frequency	Monthly
Ex-Dividend Date	Sep 30, 2026

Previous Close	9.47
YTD Return	-2.52%
1-Year Return	-1.34%
5-Year Return	-1.70%
52-Week Low	9.32
52-Week High	10.14
Beta (5Y)	0.09
Holdings	583
Inception Date	Nov 2, 1979

About BNMSX

BlackRock National Municipal Fund Service Shares is an actively managed open‑end mutual fund focused on U.S. municipal fixed income. Its primary objective is to provide income exempt from federal income tax by investing at least 80% of assets in municipal bonds, with the flexibility to hold securities across the credit spectrum and maturities to manage interest‑rate and credit risk. The strategy emphasizes diversified exposure to revenue and general obligation issuers, with notable allocations to essential‑service sectors such as energy, transportation, and local government finance, reflecting the fund’s focus on broad national coverage and tax‑advantaged income generation. Managed by BlackRock’s municipal bond team, the fund employs rigorous credit research and active duration positioning to navigate changing market conditions, including shifts in yield curves and credit spreads. Portfolio composition is predominantly investment in bonds with minimal equity exposure and a modest cash sleeve for liquidity management. By concentrating on federally tax‑exempt income from municipalities and related authorities, BlackRock National Municipal Fund Service Shares serves as a core municipal bond holding for investors seeking tax‑efficient fixed income exposure within a diversified portfolio.

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

Performance

BNMSX had a total return of -1.34% in the past year, including dividends. Since the fund's inception, the average annual return has been 2.47%.

Dividend History

Ex-Dividend	Amount	Pay Date
Sep 30, 2026	$0.02895	Sep 30, 2026
Aug 31, 2026	$0.02877	Aug 31, 2026
Jul 31, 2026	$0.02959	Jul 31, 2026
Jun 30, 2026	$0.02964	Jun 30, 2026
May 29, 2026	$0.02942	May 29, 2026
Apr 30, 2026	$0.02981	Apr 30, 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:

Oct 15, 2026

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