See what your fund actually adds
iShares iBonds Dec 2026 Term Treasury ETF IBTG
Historical return decomposition and an investable replication portfolio, using data through 2026-10-09.
Fund and replication metrics
| Measure | IBTG | Replication |
|---|---|---|
| Annualized growth | 1.3% | 1.5% |
| Annualized volatility | 3.0% | 2.7% |
| Sharpe ratio | 0.43 | 0.56 |
| Maximum drawdown | 10.7% | 7.6% |
| Replication fit (R²) | 0.79 · Tracking error 1.4% | |
Replication portfolio
The published portfolio below is the investable basket used to model IBTG’s historical return behavior.
| Ticker | Building block | Weight |
|---|---|---|
| VGSH | FI · Short Gov | 60.1% |
| VGIT | FI · Intermediate Gov | 22.1% |
| VCSH | FI · Short Corp | 12.1% |
| STIP | FI · Short TIPS | 3.3% |
| BNDX | FI · International | 2.5% |