← margin_compression_severe (all companies) · SKAS (all signals) · all methodology
margin_compression_severe on Saker Aviation Services, Inc. (SKAS)
SIC 4581 — Airports, Flying Fields & Airport Terminal Services · CIK 1128281 · 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 SKAS
| FY | Filing date | Event date | 1d | 5d | 20d | 60d | 252d |
|---|---|---|---|---|---|---|---|
| FY2025 | 2026-03-31 | 2026-03-31 | +0.00% | +0.00% | — | — | — |
| FY2024 | 2025-04-15 | 2025-04-15 | +0.71% | +5.71% | +16.43% | +12.00% | -2.86% |
| FY2022 | 2023-04-17 | 2023-04-17 | +1.30% | -12.34% | -9.90% | -22.45% | +38.31% |
| FY2020 | 2021-03-31 | 2021-03-31 | +4.05% | +32.88% | +3.60% | +4.50% | +84.68% |
| FY2018 | 2019-03-29 | 2019-03-29 | +0.00% | +4612.64% | +3578.16% | +3313.79% | +3988.77% |
| FY2011 | 2012-03-27 | 2012-03-27 | -18.60% | -3.49% | -18.60% | -30.23% | +19.77% |
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.