Core Bond Fund is a registered fund series of ULTRA SERIES FUND (series S000019978). Net assets $49.8M as of 2026-03-31.
Showing 15 of 200 holdings by value.
| Holding | Ticker | Value | % of fund |
|---|---|---|---|
| Freddie Mac | — | $1.1M | 228.22% |
| United States Treasury | — | $898K | 180.22% |
| United States Treasury | — | $756K | 151.74% |
| Freddie Mac | — | $751K | 150.76% |
| United States Treasury | — | $670K | 134.42% |
| State Street Global Advisors | — | $635K | 127.48% |
| Fannie Mae | — | $581K | 116.53% |
| United States Treasury | — | $572K | 114.75% |
| United States Treasury | — | $572K | 114.75% |
| Fannie Mae | — | $568K | 114.02% |
| United States Treasury | — | $556K | 111.59% |
| United States Treasury | — | $549K | 110.18% |
| Fannie Mae | — | $523K | 105.04% |
| United States Treasury | — | $513K | 102.86% |
| Freddie Mac | — | $506K | 101.61% |
| Report date | Net assets |
|---|---|
| 2026-03-31 | $49.8M |
| 2025-12-31 | $51.8M |
| 2025-09-30 | $53.2M |
| 2025-06-30 | $53.8M |
| 2025-03-31 | $64.7M |
| 2024-12-31 | $65.3M |
| 2024-09-30 | $69.5M |
| 2024-06-30 | $67.5M |