Long-Term US Government Bond Portfolio is a registered fund series of NORTHWESTERN MUTUAL SERIES FUND INC (series S000018234). Net assets $120.5M as of 2026-03-31.
Showing 15 of 122 holdings by value.
| Holding | Ticker | Value | % of fund |
|---|---|---|---|
| United States Treasury | — | $25.5M | 2114.90% |
| United States Treasury | — | $15.5M | 1284.87% |
| United States Treasury | — | $13.6M | 1128.42% |
| United States Treasury | — | $10.4M | 862.55% |
| United States Treasury | — | $7.9M | 658.35% |
| United States Treasury | — | $7.6M | 634.43% |
| United States Treasury | — | $7.5M | 624.07% |
| UMBS, TBA | — | $6.9M | 574.40% |
| United States Treasury | — | $6.3M | 523.74% |
| United States Treasury | — | $3.3M | 273.07% |
| United States Treasury | — | $3.2M | 265.40% |
| United States Treasury | — | $2.9M | 243.56% |
| United States Treasury | — | $2.7M | 227.95% |
| United States Treasury | — | $2.7M | 227.45% |
| UMBS, TBA | — | $2.7M | 226.84% |
| Report date | Net assets |
|---|---|
| 2026-03-31 | $120.5M |
| 2025-12-31 | $121.4M |
| 2025-09-30 | $123.0M |
| 2025-06-30 | $122.4M |
| 2025-03-31 | $120.8M |
| 2024-12-31 | $114.4M |
| 2024-09-30 | $125.0M |
| 2024-06-30 | $115.5M |