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Fidelity Investments Money Market Treasury Only Portfolio - Class III FOIXX
Historical return decomposition and an investable replication portfolio, using data through 2026-10-09.
Fund and replication metrics
| Measure | FOIXX | Replication |
|---|---|---|
| Annualized growth | 3.4% | 3.8% |
| Annualized volatility | 0.2% | 0.2% |
| Sharpe ratio | 15.23 | 15.79 |
| Maximum drawdown | 0.0% | 0.0% |
| Replication fit (R²) | 0.84 · Tracking error 0.1% | |
Replication portfolio
The published portfolio below is the investable basket used to model FOIXX’s historical return behavior.
| Ticker | Building block | Weight |
|---|---|---|
| USFR | FI · Floating Rate Notes | 50.3% |
| BIL | FI · Ultra-Short | 49.7% |