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positive_eps_streak on Amphastar Pharmaceuticals, Inc. (AMPH)
SIC 2834 — Pharmaceutical Preparations · CIK 1297184 · default direction: long
Definition
Fires on companies with consecutive years of positive earnings — quality compounder candidates. Surfaces stable franchises with earnings durability, not speculative growth.
Every time the signal fired on AMPH
| FY | Filing date | Event date | 1d | 5d | 20d | 60d | 252d |
|---|---|---|---|---|---|---|---|
| FY2025 | 2026-02-26 | 2026-02-26 | -23.63% | -22.84% | -26.27% | — | — |
| FY2024 | 2025-03-03 | 2025-03-03 | +0.36% | +3.23% | +5.34% | -8.21% | -27.47% |
| FY2023 | 2024-02-29 | 2024-02-29 | -0.75% | +0.41% | -5.71% | -7.11% | -40.69% |
| FY2022 | 2023-03-01 | 2023-03-01 | +1.20% | -3.09% | +2.71% | +20.49% | +26.42% |
| FY2021 | 2022-03-11 | 2022-03-11 | +1.49% | -0.23% | +20.00% | +20.73% | +8.45% |
Forward returns are stock returns from event date (next trading day after filing). Sign is raw stock direction; the trade direction is in the calibration table below.
Universe-wide calibration (this signal across all companies)
| Horizon | n events | Gross stock ret | Hit rate | Trade dir | Net PnL | Cost (bps) | r/σ net |
|---|---|---|---|---|---|---|---|
| 1d | 21,256 | +0.05% | +49.53% | long | -0.16% | 22 | -0.04 |
| 5d | 21,258 | +0.10% | +50.10% | long | -0.10% | 22 | -0.00 |
| 20d | 21,218 | -0.80% | +49.80% | long | -1.03% | 22 | -0.04 |
| 60d | 19,852 | +1.64% | +54.15% | long | +1.48% | 22 | +0.04 |
| 252d | 19,501 | +13.65% | +64.44% | long | +13.47% | 22 | +0.27 |
Net PnL is direction × stock return − round-trip execution cost (5 bps half-spread + ADV-tiered borrow). See positive_eps_streak methodology for the full audit.