See what your fund actually adds
iShares 20+ Year Treasury Bond BuyWrite Strategy ETF TLTW
Historical return decomposition and an investable replication portfolio, using data through 2026-10-09.
Fund and replication metrics
| Measure | TLTW | Replication |
|---|---|---|
| Annualized growth | -1.7% | -1.0% |
| Annualized volatility | 11.2% | 10.8% |
| Sharpe ratio | -0.10 | -0.04 |
| Maximum drawdown | 18.2% | 16.2% |
| Replication fit (R²) | 0.90 · Tracking error 3.6% | |
Replication portfolio
The published portfolio below is the investable basket used to model TLTW’s historical return behavior.
| Ticker | Building block | Weight |
|---|---|---|
| SPTL | FI · Long Gov | 75.2% |
| MUB | FI · Municipal | 9.7% |
| EMLC | FI · EM Local Currency | 9.1% |
| DBEF | Intl · Dev Hedged | 6.0% |