iShares U.S. Securitized Bond Index Fund is a registered fund series of BlackRock Funds (series S000075207). Net assets $5.6B as of 2026-04-30. Index fund.
Showing 15 of 200 holdings by value.
| Holding | Ticker | Value | % of fund |
|---|---|---|---|
| BLACKROCK CASH FUNDS | — | $460.9M | 821.64% |
| Fannie Mae | — | $61.0M | 108.66% |
| Fannie Mae | — | $49.5M | 88.32% |
| Fannie Mae | — | $47.9M | 85.34% |
| Freddie Mac | — | $46.0M | 81.92% |
| Government National Mortgage Association | — | $36.4M | 64.88% |
| UMBS, TBA | — | $35.3M | 62.97% |
| UMBS, TBA | — | $32.1M | 57.15% |
| Government National Mortgage Association | — | $29.8M | 53.14% |
| Government National Mortgage Association | — | $28.3M | 50.49% |
| UMBS, TBA | — | $27.9M | 49.81% |
| Government National Mortgage Association | — | $27.5M | 48.95% |
| Fannie Mae | — | $27.3M | 48.70% |
| Freddie Mac | — | $26.9M | 48.01% |
| UMBS, TBA | — | $26.3M | 46.96% |
| Report date | Net assets |
|---|---|
| 2026-04-30 | $5.6B |
| 2026-01-31 | $5.8B |
| 2025-10-31 | $5.8B |
| 2025-07-31 | $5.4B |
| 2025-04-30 | $5.4B |
| 2025-01-31 | $5.3B |
| 2024-10-31 | $4.9B |
| 2024-07-31 | $4.9B |