BGNAX — Ginnie Mae Fund
Data updated: 2026-06-11
BGNAX — Ginnie Mae Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Total / Aggregate Bond · $350.73M AUM · 0.80% expense ratio · 4.9% 1-yr return. From SEC regulatory filings.
BGNAX Fund Overview
BGNAX — Ginnie Mae Fund is a US mutual fund managed by American Century Government Income Trust, categorised as Long Total / Aggregate 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 Government Income Trust
- Category: Long Total / Aggregate Bond
- Assets under management: $350.73M
- 1-year return: 4.9%
- Ticker: BGNAX
- SEC CIK: 0000773674
- SEC series ID: S000005966
- Share class ID: C000016431
BGNAX Holdings
Top 10 holdings of Ginnie Mae Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| State Street Bank & Trust Co | 6.74% |
| Ginnie Mae | 6.13% |
| Government National Mortgage Association | 5.78% |
| Government National Mortgage Association | 4.17% |
| Government National Mortgage Association | 3.75% |
| Government National Mortgage Association | 3.75% |
| Ginnie Mae | 3.45% |
| Government National Mortgage Association | 3.39% |
| Government National Mortgage Association | 3.02% |
| Government National Mortgage Association | 2.82% |
BGNAX Portfolio Allocation
Asset-class allocation of Ginnie Mae Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Securitized | 102.8% |
| Cash & Equivalents | 6.8% |
BGNAX Performance
Total returns for BGNAX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.6% |
| 1 year | 4.9% |
| 3 years (annualised) | 3.2% |
| 5 years (annualised) | -0.3% |
BGNAX Risk Information
Risk metrics for BGNAX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.5%
BGNAX Costs and Fees
BGNAX costs about $80 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.80%
- Gross expense ratio: 0.80%
- Portfolio turnover: 202%
- Brokerage commissions: 0.11 bps of average net assets (SEC N-CEN)
BGNAX Cashflows
Over the 12 months to 2026-03, Ginnie Mae Fund had net outflows of $24.48M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$3.22M |
| 2026-02 | −$2.60M |
| 2026-01 | −$1.49M |
| 2025-12 | −$3.19M |
| 2025-11 | −$285.77K |
| 2025-10 | −$519.87K |
BGNAX Debt Constituents
No individual debt constituents are reported in Ginnie Mae Fund's latest SEC N-PORT filing.
BGNAX Prospectus and SEC Filings
Official Ginnie Mae Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Long Total / Aggregate 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.