See what your fund actually adds
ProShares UltraShort Lehman 7-10 Year Treasury PST
Historical return decomposition and an investable replication portfolio, using data through 2026-10-09.
Fund and replication metrics
| Measure | PST | Replication |
|---|---|---|
| Annualized growth | 11.8% | 5.5% |
| Annualized volatility | 14.7% | 2.0% |
| Sharpe ratio | 0.83 | 2.63 |
| Maximum drawdown | 14.8% | 1.6% |
| Replication fit (R²) | 0.02 · Tracking error 14.5% | |
Replication portfolio
The published portfolio below is the investable basket used to model PST’s historical return behavior.
| Ticker | Building block | Weight |
|---|---|---|
| USFR | FI · Floating Rate Notes | 92.5% |
| XLE | Sector · Energy | 7.5% |