# Portfolio overlap — IBTO vs PRTIX

Comparing **iShares iBonds Dec 2033 Term Treasury ETF** (2026-01-31) and **T. Rowe Price U.S. Treasury Intermediate Index Fund** (2026-02-28).

- Shared positions: 3
- iShares iBonds Dec 2033 Term Treasury ETF covered by T. Rowe Price U.S. Treasury Intermediate Index Fund: 0.08705733010357324140192186476
- T. Rowe Price U.S. Treasury Intermediate Index Fund covered by iShares iBonds Dec 2033 Term Treasury ETF: 0.08705733010357324140192186476

## iShares iBonds Dec 2033 Term Treasury ETF — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| US TREASURY N/B | 0.282810 | ✓ |
| US TREASURY N/B | 0.257329 |  |
| US TREASURY N/B | 0.231143 | ✓ |
| US TREASURY N/B | 0.228637 | ✓ |
| BlackRock Cash Funds: Treasury, SL Agency Shares | 0.000081 |  |

## T. Rowe Price U.S. Treasury Intermediate Index Fund — top positions

| Security | Weight | Shared |
|----------|--------|--------|
| US TREASURY N/B | 0.065450 |  |
| US TREASURY N/B | 0.059210 |  |
| US TREASURY N/B | 0.055790 |  |
| US TREASURY N/B | 0.044030 |  |
| US TREASURY N/B | 0.043215 |  |
| US TREASURY N/B | 0.041863 |  |
| US TREASURY N/B | 0.041124 |  |
| US TREASURY N/B | 0.041079 | ✓ |
| US TREASURY N/B | 0.039652 |  |
| US TREASURY N/B | 0.039450 |  |
| US TREASURY N/B | 0.039429 | ✓ |
| US TREASURY N/B | 0.035991 |  |
| US TREASURY N/B | 0.027289 |  |
| US TREASURY N/B | 0.026163 |  |
| US TREASURY N/B | 0.023425 |  |
| US TREASURY N/B | 0.021590 |  |
| US TREASURY N/B | 0.020404 |  |
| US TREASURY N/B | 0.018485 |  |
| US TREASURY N/B | 0.017767 |  |
| US TREASURY N/B | 0.017733 |  |
| US TREASURY N/B | 0.015563 |  |
| US TREASURY N/B | 0.015307 |  |
| US TREASURY N/B | 0.014986 |  |
| US TREASURY N/B | 0.014908 |  |
| US TREASURY N/B | 0.014695 |  |
| US TREASURY N/B | 0.014581 |  |
| US TREASURY N/B | 0.014492 |  |
| US TREASURY N/B | 0.014071 |  |
| US TREASURY N/B | 0.013890 |  |
| US TREASURY N/B | 0.013809 |  |
| US TREASURY N/B | 0.013193 |  |
| US TREASURY N/B | 0.012333 |  |
| US TREASURY N/B | 0.010864 |  |
| US TREASURY N/B | 0.010643 |  |
| US TREASURY N/B | 0.010354 |  |
| US TREASURY N/B | 0.010163 |  |
| US TREASURY N/B | 0.009640 |  |
| US TREASURY N/B | 0.009545 |  |
| US TREASURY N/B | 0.008566 |  |
| US TREASURY N/B | 0.008307 |  |
| US TREASURY N/B | 0.008178 |  |
| US TREASURY N/B | 0.006718 |  |
| US TREASURY N/B | 0.006549 | ✓ |
| US TREASURY N/B | 0.005410 |  |
| US TREASURY N/B | 0.002290 |  |
| T Rowe Price Government Reserve Investment Fund | 0.001352 |  |
| 5-Year T-Note Futures, Jun-2026,ETH | 0.000181 |  |
| GINNIE MAE II POOL | 0.000085 |  |
| GINNIE MAE I POOL | 0.000059 |  |
| GNMA II POOL 004145 G2 05/38 FIXED 6 | 0.000045 |  |


## Sources

- N-PORT (fund A) — accession `0002071691-26-007333` (as of 2026-01-31)
  <https://www.sec.gov/Archives/edgar/data/1100663/000207169126007333/0002071691-26-007333-index.htm>
- N-PORT (fund B) — accession `0001099263-26-004397` (as of 2026-02-28)
  <https://www.sec.gov/Archives/edgar/data/853437/000109926326004397/0001099263-26-004397-index.htm>

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