ABIMX — AB Impact Municipal Income Shares
Data updated: 2026-06-24
ABIMX — AB Impact Municipal Income Shares data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $611.37M AUM · 0.00% expense ratio · 6.6% 1-yr return. From SEC regulatory filings.
ABIMX Fund Overview
ABIMX — AB Impact Municipal Income Shares is a US mutual fund managed by Ab Corporate Shares, 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: Ab Corporate Shares
- Category: Long Municipal - National Bond
- Assets under management: $611.37M
- 1-year return: 6.6%
- Ticker: ABIMX
- SEC CIK: 0001274676
- SEC series ID: S000058704
- Share class ID: C000192686
ABIMX Holdings
Top 10 holdings of AB Impact Municipal Income Shares by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| California Community Choice Financing Authority | 2.79% |
| California Community Choice Financing Authority | 1.77% |
| California Community Choice Financing Authority | 1.71% |
| Maryland Economic Development Corp | 1.68% |
| Chicago Transit Authority Sales Tax Receipts Fund | 1.67% |
| Metropolitan Transportation Authority | 1.66% |
| Maryland Economic Development Corp | 1.50% |
| California Municipal Finance Authority | 1.49% |
| New Jersey Economic Development Authority | 1.33% |
| Public Finance Authority | 1.16% |
ABIMX Portfolio Allocation
Asset-class allocation of AB Impact Municipal Income Shares by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 97.9% |
| Securitized | 0.8% |
| Real Estate | 0.1% |
ABIMX Performance
Total returns for ABIMX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.5% |
| 1 year | 6.6% |
| 3 years (annualised) | 4.5% |
| 5 years (annualised) | 1.2% |
ABIMX Risk Information
Risk metrics for ABIMX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 5.2%
ABIMX Costs and Fees
ABIMX costs about $0 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.00%
- Gross expense ratio: 0.00%
- Portfolio turnover: 21%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
ABIMX Cashflows
Over the 12 months to 2026-04, AB Impact Municipal Income Shares had net outflows of $12.06M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | −$11.95M |
| 2026-03 | $1.17M |
| 2026-02 | −$62.60K |
| 2026-01 | −$2.04M |
| 2025-12 | −$2.04M |
| 2025-11 | −$2.57M |
ABIMX Debt Constituents
Largest debt holdings of AB Impact Municipal Income Shares by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| California Community Choice Financing Authority | 2.79% |
| California Community Choice Financing Authority | 1.77% |
| California Community Choice Financing Authority | 1.71% |
| Maryland Economic Development Corp | 1.68% |
| Chicago Transit Authority Sales Tax Receipts Fund | 1.67% |
| Metropolitan Transportation Authority | 1.66% |
| Maryland Economic Development Corp | 1.50% |
| California Municipal Finance Authority | 1.49% |
| New Jersey Economic Development Authority | 1.33% |
| Public Finance Authority | 1.16% |
ABIMX Prospectus and SEC Filings
Official AB Impact Municipal Income Shares 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.