← beneish_m_score_high (all companies) · AMRN (all signals) · all methodology
beneish_m_score_high on AMARIN CORP PLC\UK (AMRN)
SIC 2834 — Pharmaceutical Preparations · CIK 897448 · default direction: short
Definition
Beneish 5-factor M-Score above the manipulator threshold (-1.78). Composite of DSO, gross margin, asset quality, sales growth, depreciation.
Every time the signal fired on AMRN
| FY | Filing date | Event date | 1d | 5d | 20d | 60d | 252d |
|---|---|---|---|---|---|---|---|
| FY2022 | 2023-03-01 | 2023-03-01 | -5.34% | -11.17% | -25.24% | -42.23% | -48.54% |
| FY2021 | 2022-03-01 | 2022-03-01 | +0.31% | -6.27% | +5.96% | -57.37% | -38.87% |
| FY2020 | 2021-02-25 | 2021-02-25 | -3.02% | -17.70% | -14.96% | -34.39% | -54.10% |
| FY2019 | 2020-02-25 | 2020-02-25 | -7.03% | -11.20% | -31.94% | -57.37% | -58.29% |
| FY2015 | 2016-02-25 | 2016-02-25 | +2.84% | +6.38% | +2.84% | +21.99% | +135.46% |
| FY2014 | 2015-03-03 | 2015-03-03 | +9.74% | +20.78% | +51.95% | +50.65% | -1.95% |
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 | 2,937 | +0.04% | +45.86% | short | -0.28% | 32 | -0.04 |
| 5d | 2,937 | +0.10% | +45.83% | short | +0.06% | 33 | +0.01 |
| 20d | 2,915 | +2.64% | +44.43% | short | -2.76% | 37 | -0.02 |
| 60d | 2,798 | +11.23% | +46.71% | short | -11.63% | 47 | -0.03 |
| 252d | 2,745 | +47.23% | +50.93% | short | -48.06% | 96 | -0.04 |
Net PnL is direction × stock return − round-trip execution cost (5 bps half-spread + ADV-tiered borrow). See beneish_m_score_high methodology for the full audit.