APOIX — Short Duration Inflation Protection Bond Fund
Data updated: 2026-06-11
APOIX — Short Duration Inflation Protection Bond Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Short Treasury / Sovereign Bond · $1.18B AUM · 0.61% expense ratio · 3.4% 1-yr return. From SEC regulatory filings.
APOIX Fund Overview
APOIX — Short Duration Inflation Protection Bond Fund is a US mutual fund managed by American Century Investment Trust, categorised as Short Treasury / Sovereign Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: American Century Investment Trust
- Category: Short Treasury / Sovereign Bond
- Assets under management: $1.18B
- 1-year return: 3.4%
- Ticker: APOIX
- SEC CIK: 0000908406
- SEC series ID: S000006581
- Share class ID: C000017969
APOIX Holdings
Top 10 holdings of Short Duration Inflation Protection Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury Inflation Indexed Bonds | 14.78% |
| United States Treasury Inflation Indexed Bonds | 10.32% |
| United States Treasury Inflation Indexed Bonds | 9.52% |
| United States Treasury Inflation Indexed Bonds | 7.35% |
| United States Treasury Inflation Indexed Bonds | 6.23% |
| United States Treasury Inflation Indexed Bonds | 4.82% |
| United States Treasury Inflation Indexed Bonds | 4.76% |
| United States Treasury Inflation Indexed Bonds | 4.36% |
| U.s. Treasury | 3.67% |
| United States Treasury Inflation Indexed Bonds | 2.74% |
APOIX Portfolio Allocation
Asset-class allocation of Short Duration Inflation Protection Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 85.9% |
| Securitized | 6.3% |
| Equity | 3.8% |
| Cash & Equivalents | 3.5% |
| Derivatives | 0.3% |
APOIX Performance
Total returns for APOIX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.9% |
| 1 year | 3.4% |
| 3 years (annualised) | 4.1% |
| 5 years (annualised) | 3.1% |
APOIX Risk Information
Risk metrics for APOIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 1.8%
APOIX Costs and Fees
APOIX costs about $61 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.61%
- Gross expense ratio: 0.61%
- Portfolio turnover: 56%
- Brokerage commissions: 0.28 bps of average net assets (SEC N-CEN)
APOIX Cashflows
Over the 12 months to 2026-03, Short Duration Inflation Protection Bond Fund had net outflows of $329.09M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$248.89M |
| 2026-02 | −$23.07M |
| 2026-01 | −$17.91M |
| 2025-12 | $23.42M |
| 2025-11 | −$760.08K |
| 2025-10 | −$13.75M |
APOIX Debt Constituents
Largest debt holdings of Short Duration Inflation Protection Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury Inflation Indexed Bonds | 14.78% |
| United States Treasury Inflation Indexed Bonds | 10.32% |
| United States Treasury Inflation Indexed Bonds | 9.52% |
| United States Treasury Inflation Indexed Bonds | 7.35% |
| United States Treasury Inflation Indexed Bonds | 6.23% |
| United States Treasury Inflation Indexed Bonds | 4.82% |
| United States Treasury Inflation Indexed Bonds | 4.76% |
| United States Treasury Inflation Indexed Bonds | 4.36% |
| U.s. Treasury | 3.67% |
| United States Treasury Inflation Indexed Bonds | 2.74% |
APOIX Prospectus and SEC Filings
Official Short Duration Inflation Protection Bond Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Short Treasury / Sovereign 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.