← positive_eps_streak (all companies) · SPOK (all signals) · all methodology
positive_eps_streak on Spok Holdings, Inc (SPOK)
SIC 4812 — Radiotelephone Communications · CIK 1289945 · default direction: long
Definition
Fires on companies with consecutive years of positive earnings — quality compounder candidates. Surfaces stable franchises with earnings durability, not speculative growth.
Every time the signal fired on SPOK
| FY | Filing date | Event date | 1d | 5d | 20d | 60d | 252d |
|---|---|---|---|---|---|---|---|
| FY2025 | 2026-02-26 | 2026-02-26 | +1.85% | +4.11% | -4.08% | — | — |
| FY2024 | 2025-02-27 | 2025-02-27 | -0.53% | -2.95% | -1.01% | -2.56% | -22.54% |
| FY2016 | 2017-03-02 | 2017-03-02 | -3.46% | -5.85% | -0.11% | -6.92% | -12.89% |
| FY2015 | 2016-02-25 | 2016-02-25 | +3.35% | +2.41% | -0.94% | -3.23% | +15.63% |
| FY2014 | 2015-03-05 | 2015-03-05 | -5.50% | -5.99% | +13.05% | -10.64% | -3.01% |
| FY2013 | 2014-03-11 | 2014-03-11 | +3.27% | +11.90% | +23.44% | +4.61% | +15.82% |
| FY2012 | 2013-04-15 | 2013-04-15 | +2.54% | +1.27% | +7.78% | +10.93% | +40.69% |
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 | 21,256 | +0.05% | +49.53% | long | -0.16% | 22 | -0.04 |
| 5d | 21,258 | +0.10% | +50.10% | long | -0.10% | 22 | -0.00 |
| 20d | 21,218 | -0.80% | +49.80% | long | -1.03% | 22 | -0.04 |
| 60d | 19,852 | +1.64% | +54.15% | long | +1.48% | 22 | +0.04 |
| 252d | 19,501 | +13.65% | +64.44% | long | +13.47% | 22 | +0.27 |
Net PnL is direction × stock return − round-trip execution cost (5 bps half-spread + ADV-tiered borrow). See positive_eps_streak methodology for the full audit.