CRM Move Probability $229.97 +0.82 (+0.4%)
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)
64.5%
Stock touched -3.5% ($221.92) at least once during 10 trading days.
Median first touch: Day 3 of 10
Expiration Close Probability
34.2%
Stock closed at or beyond -3.5% at the end of the 10-day window.
The Touch Multiple
1.89x
You are 1.9x more likely to hit your target during the window than holding until expiration.
1σ Expected Move (68.3%)
±8.0%
$211.64 — $248.30
Historical 10-Day Return Distribution
Frequency of rolling 10-day percentage returns over 512 historical windows (2024-10-03 to 2026-11-02). The colored bar indicates the win zone for -3.5%.
Historical returns
Target move zone (-3.5%+)
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) | 64.5% | 34.2% | Model-free reality across 512 historical 10-day windows. |
| Fat-Tail Adjusted (Cornish-Fisher) | — | 24.6% | Adjusts normal bell curve for real-world skewness (1.12) and kurtosis (8.82). |
| Standard Normal (Black-Scholes / GBM) | 65.5% | 32.7% | Classic theoretical log-normal model with constant volatility (often underestimates tail risks). |
| Regime-Conditioned (Similar Volatility) | 69.0% | 36.6% | Filters for historical windows that started with volatility similar to current 20-day HV (339 matching periods). |
Underlying Volatility Profile
Volatility Metrics
- 1-Year Annualized HV: 40.0%
- Recent 20-Day HV: 33.8%
- Parkinson Intraday Volatility: 30.3%
- Vol Trend: Normal / Consistent
10-Day Return Quantiles
- Median Return: -0.7%
- Top 10% Move (90th percentile): +8.8%
- Bottom 10% Move (10th percentile): -9.6%
- Max Historical Gain (10d): +34.9%
- Max Historical Loss (10d): -21.3%