Putnam Mortgage Securities Fund is a registered fund series of Putnam Mortgage Securities Fund (series S000006570). Net assets $386.6M as of 2026-03-31.
Showing 15 of 200 holdings by value.
| Holding | Ticker | Value | % of fund |
|---|---|---|---|
| FNMA or FHLMC | — | $110.5M | 2858.90% |
| FNMA or FHLMC | — | $85.6M | 2215.15% |
| FNMA or FHLMC | — | $71.4M | 1846.67% |
| FNMA or FHLMC | — | $60.4M | 1563.07% |
| Putnam Short Term Investment Fund | — | $53.5M | 1383.22% |
| FNMA or FHLMC | — | $36.2M | 935.35% |
| FNMA or FHLMC | — | $22.8M | 590.82% |
| FNMA or FHLMC | — | $22.0M | 569.20% |
| FNMA or FHLMC | — | $18.8M | 486.87% |
| FNMA or FHLMC | — | $16.6M | 428.42% |
| GNMA | — | $13.8M | 356.12% |
| GNMA | — | $12.8M | 332.21% |
| GNMA | — | $12.4M | 320.62% |
| GNMA | — | $12.2M | 315.67% |
| GNMA | — | $12.2M | 315.05% |
| Report date | Net assets |
|---|---|
| 2026-03-31 | $386.6M |
| 2025-12-31 | $390.0M |
| 2025-09-30 | $409.5M |
| 2025-06-30 | $416.9M |
| 2025-03-31 | $432.2M |
| 2024-12-31 | $409.0M |
| 2024-09-30 | $434.2M |
| 2024-06-30 | $424.2M |