# Ginnie Mae Fund

Ginnie Mae Fund is a registered fund series of American Century Government Income Trust (series S000005966). Net assets $350.7M as of 2026-03-31.

## Profile

- Series ID: S000005966
- Registrant: American Century Government Income Trust
- LEI: VOKBO3RZDCCVGEKSWZ67
- Net assets: $350.7M
- Total assets: $387.3M
- As of: 2026-03-31

## Advisers

- [American Century Investment Management, Inc. (Advisor)](https://search.stillhousedata.com/firm/105778)

## Top holdings (148 reported)

_Showing 15 of 148 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [State Street Bank & Trust Co](https://search.stillhousedata.com/security/RPEN3KPC1) | STBK | $23.6M | 674.28% |
| [Ginnie Mae](https://search.stillhousedata.com/security/21H052645) | — | $21.5M | 612.59% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/36179WDQ8) | — | $20.3M | 578.11% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/36179WNF1) | — | $14.6M | 417.16% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/3622ADQC5) | — | $13.2M | 375.16% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/36179XBQ8) | — | $13.2M | 375.13% |
| [Ginnie Mae](https://search.stillhousedata.com/security/21H050649) | — | $12.1M | 345.40% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/36179WJS8) | — | $11.9M | 338.55% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/3618L7KR7) | — | $10.6M | 302.24% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/3622ACKH2) | — | $9.9M | 282.19% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/36179WFG8) | — | $9.0M | 257.19% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/36179WXL7) | — | $8.1M | 230.32% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/3622ABK50) | — | $7.9M | 226.07% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/36179YMK7) | — | $7.8M | 222.65% |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/3618N5TQ2) | — | $7.7M | 219.24% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $350.7M |
| 2025-12-31 | $359.1M |
| 2025-09-30 | $362.0M |
| 2025-06-30 | $365.6M |
| 2025-03-31 | $371.2M |
| 2024-12-31 | $374.4M |
| 2024-09-30 | $402.5M |
| 2024-06-30 | $392.3M |

## More

- [Registrant: American Century Government Income Trust](https://search.stillhousedata.com/registrant/773674)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000005966.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.