BlackRock Impact Municipal Fund
Data updated: 2025-10-27
C000234660 — BlackRock Impact Municipal Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $46.45M AUM · 0.84% expense ratio · -3.1% 1-yr return. From SEC regulatory filings.
C000234660 Fund Overview
BlackRock Impact Municipal Fund is a US mutual fund managed by Blackrock Municipal Bond Fund, Inc., categorised as Long Municipal - National Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Blackrock Municipal Bond Fund, Inc.
- Category: Long Municipal - National Bond
- Assets under management: $46.45M
- 1-year return: -3.1%
- SEC CIK: 0000225635
- SEC series ID: S000075512
- Share class ID: C000234660
C000234660 Holdings
Top 10 holdings of BlackRock Impact Municipal Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| BlackRock Liquidity Funds | 6.11% |
| Massachusetts Clean Water Trust/The | 3.35% |
| California Community Choice Financing Authority | 3.31% |
| Tarrant County Cultural Education Facilities Finance Corp | 3.28% |
| Commonwealth of Massachusetts Transportation Fund Revenue | 3.24% |
| St Lucie County School Board | 3.22% |
| Colorado Health Facilities Authority | 2.58% |
| New York City Municipal Water Finance Authority | 2.58% |
| Ohio Water Development Authority Water Pollution Control Loan Fund | 2.58% |
| Alaska Housing Finance Corp | 2.58% |
C000234660 Portfolio Allocation
Asset-class allocation of BlackRock Impact Municipal Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 98.3% |
| Cash & Equivalents | 6.1% |
C000234660 Performance
Total returns for C000234660 (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| 1 year | -3.1% |
| 3 years (annualised) | 2.5% |
C000234660 Risk Information
Risk metrics for C000234660, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 4.2%
C000234660 Costs and Fees
C000234660 costs about $84 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.84%
- Gross expense ratio: 1.28%
- Portfolio turnover: 18%
- Brokerage commissions: 0.03 bps of average net assets (SEC N-CEN)
C000234660 Cashflows
Over the 12 months to 2025-08, BlackRock Impact Municipal Fund had net outflows of $742.34K, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2025-08 | −$745.97K |
| 2025-07 | −$615.74K |
| 2025-06 | $543.09K |
| 2025-05 | $40.15K |
| 2025-04 | $201.38K |
| 2025-03 | −$161.18K |
C000234660 Debt Constituents
Largest debt holdings of BlackRock Impact Municipal Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Massachusetts Clean Water Trust/The | 3.35% |
| California Community Choice Financing Authority | 3.31% |
| Tarrant County Cultural Education Facilities Finance Corp | 3.28% |
| Commonwealth of Massachusetts Transportation Fund Revenue | 3.24% |
| St Lucie County School Board | 3.22% |
| Colorado Health Facilities Authority | 2.58% |
| New York City Municipal Water Finance Authority | 2.58% |
| Ohio Water Development Authority Water Pollution Control Loan Fund | 2.58% |
| Alaska Housing Finance Corp | 2.58% |
| Connecticut Housing Finance Authority | 2.54% |
C000234660 Prospectus and SEC Filings
Official BlackRock Impact Municipal Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Long Municipal - National Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.