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margin_compression_severe on Smart Sand, Inc. (SND)
SIC 1400 — Mining & Quarrying of Nonmetallic Minerals (No Fuels) · CIK 1529628 · 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 SND
| FY | Filing date | Event date | 1d | 5d | 20d | 60d | 252d |
|---|---|---|---|---|---|---|---|
| FY2021 | 2022-03-08 | 2022-03-08 | -19.77% | -34.55% | -16.82% | -23.18% | -51.36% |
| FY2020 | 2021-03-03 | 2021-03-03 | -7.02% | +1.34% | -15.38% | -13.71% | +9.70% |
| FY2017 | 2018-03-15 | 2018-03-15 | -1.22% | -5.03% | +9.90% | -6.98% | -24.19% |
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.