NTAUX — Tax-Advantaged Ultra-Short Fixed Income Fund
Data updated: 2026-06-10
NTAUX — Tax-Advantaged Ultra-Short Fixed Income Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Leveraged · $2.93B AUM · 0.26% expense ratio · 3.0% 1-yr return. From SEC regulatory filings.
NTAUX Fund Overview
NTAUX — Tax-Advantaged Ultra-Short Fixed Income Fund is a US mutual fund managed by Northern Funds, categorised as Leveraged. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Northern Funds
- Category: Leveraged
- Assets under management: $2.93B
- 1-year return: 3.0%
- Ticker: NTAUX
- SEC CIK: 0000916620
- SEC series ID: S000025873
- Share class ID: C000077367
NTAUX Holdings
Top 10 holdings of Tax-Advantaged Ultra-Short Fixed Income Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Metropolitan Transpor Frn | 1.37% |
| Minnesota Municipal G Frn | 1.36% |
| Allegheny County Hosp Frn | 1.36% |
| Black Belt Energy Gas Var | 1.25% |
| Main Street Natural G Var | 1.23% |
| Rural Water Finc. A 2.75% | 1.08% |
| California Infra. & E Var | 1.02% |
| Black Belt Energy Gas Frn | 0.99% |
| Bristol Warren Regi 5.00% | 0.86% |
| State Of Illinois 5.25% | 0.84% |
NTAUX Portfolio Allocation
Asset-class allocation of Tax-Advantaged Ultra-Short Fixed Income Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 97.4% |
| Securitized | 2.1% |
| Cash & Equivalents | 0.3% |
NTAUX Performance
Total returns for NTAUX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.5% |
| 1 year | 3.0% |
| 3 years (annualised) | 3.8% |
| 5 years (annualised) | 2.3% |
NTAUX Risk Information
Risk metrics for NTAUX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 0.8%
NTAUX Costs and Fees
NTAUX costs about $26 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.26%
- Gross expense ratio: 0.29%
- Portfolio turnover: 53%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
NTAUX Cashflows
Over the 12 months to 2026-03, Tax-Advantaged Ultra-Short Fixed Income Fund had net inflows of $174.96M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$106.56M |
| 2026-02 | $72.40M |
| 2026-01 | $20.25M |
| 2025-12 | −$16.42M |
| 2025-11 | $9.02M |
| 2025-10 | −$154.38M |
NTAUX Debt Constituents
Largest debt holdings of Tax-Advantaged Ultra-Short Fixed Income Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Metropolitan Transpor Frn | 1.37% |
| Minnesota Municipal G Frn | 1.36% |
| Allegheny County Hosp Frn | 1.36% |
| Black Belt Energy Gas Var | 1.25% |
| Main Street Natural G Var | 1.23% |
| Rural Water Finc. A 2.75% | 1.08% |
| California Infra. & E Var | 1.02% |
| Black Belt Energy Gas Frn | 0.99% |
| Bristol Warren Regi 5.00% | 0.86% |
| State Of Illinois 5.25% | 0.84% |
NTAUX Prospectus and SEC Filings
Official Tax-Advantaged Ultra-Short Fixed Income Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Leveraged 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.