BH.A Move Probability $2055.09 -84.91 (-4.0%)
Real historical back-data analysis: evaluates rolling trading-day windows to determine the probability of a stock touching or closing at your target move.
Touch Probability (First Passage)
44.7%
Stock touched +5.0% ($2157.85) at least once during 14 trading days.
Median first touch: Day 5 of 14
Expiration Close Probability
33.5%
Stock closed at or beyond +5.0% at the end of the 14-day window.
The Touch Multiple
1.34x
You are 1.3x more likely to hit your target during the window than holding until expiration.
1σ Expected Move (68.3%)
±9.8%
$1854.47 — $2255.72
Historical 14-Day Return Distribution
Frequency of rolling 14-day percentage returns over 508 historical windows (2024-09-23 to 2026-10-21). The colored bar indicates the win zone for +5.0%.
Historical returns
Target move zone (+5.0%+)
Target threshold bin
Probability Breakdown: Empirical vs. Theoretical Models
Comparing actual market back-data against Black-Scholes and Fat-Tail adjustments.
| Model / Methodology | Touch Probability | Expiration Close Probability | What It Tells You |
|---|---|---|---|
| Empirical Back-Data (Actual History) | 44.7% | 33.5% | Model-free reality across 508 historical 14-day windows. |
| Fat-Tail Adjusted (Cornish-Fisher) | — | 16.1% | Adjusts normal bell curve for real-world skewness (-1.61) and kurtosis (14.92). |
| Standard Normal (Black-Scholes / GBM) | 61.7% | 30.9% | Classic theoretical log-normal model with constant volatility (often underestimates tail risks). |
| Regime-Conditioned (Similar Volatility) | 44.5% | 31.5% | Filters for historical windows that started with volatility similar to current 20-day HV (308 matching periods). |
Underlying Volatility Profile
Volatility Metrics
- 1-Year Annualized HV: 41.4%
- Recent 20-Day HV: 39.9%
- Parkinson Intraday Volatility: 24.0%
- Vol Trend: Normal / Consistent
14-Day Return Quantiles
- Median Return: +0.8%
- Top 10% Move (90th percentile): +17.1%
- Bottom 10% Move (10th percentile): -13.0%
- Max Historical Gain (14d): +41.4%
- Max Historical Loss (14d): -23.5%