ATTAX — AB Tax-Aware Fixed Income Portfolio
Data updated: 2026-06-24
ATTAX — AB Tax-Aware Fixed Income Portfolio data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $1.38B AUM · 0.96% expense ratio · 5.6% 1-yr return. From SEC regulatory filings.
ATTAX Fund Overview
ATTAX — AB Tax-Aware Fixed Income Portfolio is a US mutual fund managed by Ab 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: Ab Bond Fund, Inc.
- Category: Long Municipal - National Bond
- Assets under management: $1.38B
- 1-year return: 5.6%
- Ticker: ATTAX
- SEC CIK: 0000003794
- SEC series ID: S000043269
- Share class ID: C000133863
ATTAX Holdings
Top 10 holdings of AB Tax-Aware Fixed Income Portfolio by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Alliance Bernstein | 1.19% |
| Colorado State Education Loan Program | 0.95% |
| Columbus Regional Airport Authority | 0.77% |
| Southeast Energy Authority A Cooperative District | 0.77% |
| Metropolitan Washington Airports Authority Aviation Revenue | 0.76% |
| Washington Metropolitan Area Transit Authority Dedicated Revenue | 0.76% |
| Commonwealth of Massachusetts | 0.75% |
| New York State Thruway Authority | 0.75% |
| FHLMC Multifamily VRD Certificates | 0.72% |
| Indiana Finance Authority | 0.69% |
ATTAX Portfolio Allocation
Asset-class allocation of AB Tax-Aware Fixed Income Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 98.2% |
| Cash & Equivalents | 1.2% |
| Securitized | 1.0% |
| Real Estate | 0.1% |
ATTAX Performance
Total returns for ATTAX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.8% |
| 1 year | 5.6% |
| 3 years (annualised) | 4.2% |
| 5 years (annualised) | 1.4% |
ATTAX Risk Information
Risk metrics for ATTAX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 4.1%
ATTAX Costs and Fees
ATTAX costs about $96 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.96%
- Gross expense ratio: 1.02%
- Portfolio turnover: 25%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
ATTAX Cashflows
Over the 12 months to 2026-04, AB Tax-Aware Fixed Income Portfolio had net inflows of $582.23M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | $49.35M |
| 2026-03 | $37.09M |
| 2026-02 | $73.32M |
| 2026-01 | $56.48M |
| 2025-12 | $66.78M |
| 2025-11 | $55.47M |
ATTAX Debt Constituents
Largest debt holdings of AB Tax-Aware Fixed Income Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Colorado State Education Loan Program | 0.95% |
| Columbus Regional Airport Authority | 0.77% |
| Southeast Energy Authority A Cooperative District | 0.77% |
| Metropolitan Washington Airports Authority Aviation Revenue | 0.76% |
| Washington Metropolitan Area Transit Authority Dedicated Revenue | 0.76% |
| Commonwealth of Massachusetts | 0.75% |
| New York State Thruway Authority | 0.75% |
| FHLMC Multifamily VRD Certificates | 0.72% |
| Indiana Finance Authority | 0.69% |
| Port of Seattle WA | 0.55% |
ATTAX Prospectus and SEC Filings
Official AB Tax-Aware Fixed Income Portfolio 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.