XOM Move Probability $163.36 -5.91 (-3.5%)
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)
45.0%
Stock touched +5.0% ($171.53) at least once during 14 trading days.
Median first touch: Day 7 of 14
Expiration Close Probability
22.7%
Stock closed at or beyond +5.0% at the end of the 14-day window.
The Touch Multiple
1.98x
You are 2.0x more likely to hit your target during the window than holding until expiration.
1σ Expected Move (68.3%)
±5.9%
$153.70 — $173.02
Historical 14-Day Return Distribution
Frequency of rolling 14-day percentage returns over 507 historical windows (2024-08-19 to 2026-09-16). 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) | 45.0% | 22.7% | Model-free reality across 507 historical 14-day windows. |
| Fat-Tail Adjusted (Cornish-Fisher) | — | 18.4% | Adjusts normal bell curve for real-world skewness (-0.49) and kurtosis (1.53). |
| Standard Normal (Black-Scholes / GBM) | 40.9% | 20.5% | Classic theoretical log-normal model with constant volatility (often underestimates tail risks). |
| Regime-Conditioned (Similar Volatility) | 47.6% | 25.7% | Filters for historical windows that started with volatility similar to current 20-day HV (397 matching periods). |
Underlying Volatility Profile
Volatility Metrics
- 1-Year Annualized HV: 25.1%
- Recent 20-Day HV: 26.1%
- Parkinson Intraday Volatility: 20.6%
- Vol Trend: Normal / Consistent
14-Day Return Quantiles
- Median Return: +1.3%
- Top 10% Move (90th percentile): +8.7%
- Bottom 10% Move (10th percentile): -5.6%
- Max Historical Gain (14d): +16.4%
- Max Historical Loss (14d): -14.4%