← margin_compression_severe (all companies) · AXTI (all signals) · all methodology
margin_compression_severe on AXT INC (AXTI)
SIC 3674 — Semiconductors & Related Devices · CIK 1051627 · 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 AXTI
| FY | Filing date | Event date | 1d | 5d | 20d | 60d | 252d |
|---|---|---|---|---|---|---|---|
| FY2025 | 2026-03-17 | 2026-03-17 | +9.92% | +54.28% | +41.86% | — | — |
| FY2023 | 2024-03-15 | 2024-03-15 | -0.41% | +1.64% | -34.09% | -25.67% | -64.07% |
| FY2019 | 2020-03-12 | 2020-03-12 | -3.70% | -7.41% | +48.56% | +130.86% | +470.78% |
| FY2013 | 2014-03-14 | 2014-03-14 | +0.00% | -0.88% | +0.44% | -6.17% | +17.18% |
| FY2012 | 2013-03-15 | 2013-03-15 | +2.66% | -1.00% | -7.97% | -7.31% | -24.58% |
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.