+33.5%
LBRT vs AMBA
+14.1%
+19.3%
-90.0%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 1990-01-01 to 2026-09-04.
| Period | Portfolio | AMBA | Excess | Alpha |
|---|---|---|---|---|
| 1D | +1.5% | -0.8% | +2.3% | +1.7% |
| 7D | +8.7% | -11.0% | +19.7% | +12.1% |
| 30D | +6.6% | -23.2% | +29.8% | +14.2% |
| 3M | -34.5% | -12.7% | -21.8% | -34.1% |
| 6M | -24.5% | +11.2% | -35.7% | -30.7% |
| YTD | +12.7% | -11.2% | +23.9% | +9.1% |
| 1Y | +94.8% | -22.5% | +117.4% | +93.1% |
| 3Y | +31.9% | -1.3% | +33.2% | +13.2% |
| 5Y | +111.8% | -54.2% | +166.0% | +98.8% |
| All | +33.5% | +14.1% | +19.3% | -28.1% |
Cumulative growth
Daily Returns
Daily percentage return beside AMBA.
Daily Out/Under-Performance
Portfolio return minus AMBA return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × AMBA return. Early observations use the first valid beta; later observations use the trailing beta estimated for each date.
Cumulative Out/Under-Performance
Relative wealth over 1990-01-01 to 2026-09-04: compounded portfolio wealth divided by compounded AMBA wealth, less one. Both series rebase at the selected span's start.
Cumulative Alpha
Compounded beta-adjusted residual returns apply the first valid beta to early observations, then the trailing beta ending on each date.
Updating return analytics…
1990-01-01 to 2026-09-04 analysis · Full analysis span regression · 6 months rolling