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margin_compression_severe on FREQUENCY ELECTRONICS INC (FEIM)
SIC 3825 — Instruments For Meas & Testing of Electricity & Elec Signals · CIK 39020 · default direction: short
Definition
Fires on >500 bps year-over-year decline in operating margin. Captures the 'good business getting worse' pattern.
Every time the signal fired on FEIM
| FY | Filing date | Event date | 1d | 5d | 20d | 60d | 252d |
|---|---|---|---|---|---|---|---|
| FY2022 | 2022-12-21 | 2022-12-21 | +2.00% | +15.64% | +10.49% | +26.00% | +99.66% |
| FY2020 | 2020-07-29 | 2020-07-29 | +2.58% | +1.19% | +0.89% | +3.67% | -0.30% |
| FY2018 | 2018-07-30 | 2018-07-30 | +2.34% | +3.45% | +2.96% | +34.53% | +47.23% |
| FY2017 | 2017-07-31 | 2017-07-31 | -0.93% | +0.00% | -7.18% | +14.93% | -3.94% |
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 | 2,429 | +2.00% | +36.27% | short | -2.03% | 46 | -0.02 |
| 5d | 2,429 | +3.35% | +38.74% | short | -2.80% | 47 | -0.02 |
| 20d | 2,364 | +6.26% | +38.32% | short | -4.81% | 52 | -0.03 |
| 60d | 2,266 | +78.74% | +40.47% | short | -75.14% | 65 | -0.03 |
| 252d | 2,195 | +41.39% | +39.77% | short | -31.94% | 126 | -0.09 |
Net PnL is direction × stock return − round-trip execution cost (5 bps half-spread + ADV-tiered borrow). See margin_compression_severe methodology for the full audit.