Immutable research result
Bull-Trend Long Call
Training and validation use consecutive frozen historical stages. Missing or incomplete option lifecycles were skipped rather than priced by proxy.
Stage evidence
| Stage | ROI | Adverse ROI | Win rate | Profit factor | Sharpe | Max drawdown |
|---|---|---|---|---|---|---|
| Training30 completed, 4 skipped | +2.71% | +2.55% | +66.67% | 1.29 | 0.28 | −4.61% |
| Validation6 completed, 0 skipped | +1.90% | +1.87% | +50.00% | 1.73 | 0.52 | −3.02% |
RESEARCH RECORD ID
e828a6c1ea31…
The strategy, protocol, data snapshots, costs and deterministic assumptions are fingerprinted together.
PAPER-OBSERVATION DECISION
Paper observation candidate
ROI, adverse-cost ROI, and Sharpe were positive, and modeled risk is bounded or fully collateralized. The failed historical gate was sample size, so prospective paper observation is appropriate; this is not validation or live approval.