Capitol Federal Financial CFFN 8.85 -0.05 -0.56%
CFFN Historical Options Analysis
Explore CFFN (Capitol Federal Financial) historical options data, volatility, Greeks and positioning. Compare signals over time in the free Historical Lab preview.
Window
Scale
Plotted 3/8
Metric library
Volatility
Interactive timeline
CFFN / Comparative study
3 signals / 507 sessions
Window statistics
Signal snapshot
Current value vs. selected history
IV Rank
z -0.84
3.8
Mean
15.26
Window
-38.3%
ATM IV
z -0.76
0.57
Mean
1.32
Window
-30.7%
IV Percentile
z -0.84
27.43
Mean
50.76
Window
-46.4%
Relationship matrix
Correlation
Pearson r
| Signal | IV Rank | ATM IV | IV Percent... |
|---|---|---|---|
| IV Rank | 1.00 | 0.84 | 0.76 |
| ATM IV | 0.84 | 1.00 | 0.83 |
| IV Percent... | 0.76 | 0.83 | 1.00 |
Source observations
Data inspector
1-50 of 507
- 1 / 11
| Date | Close | IV Rank | ATM IV | IV Percentile |
|---|---|---|---|---|
| 2026-09-21 | 8.85 | 3.8 | 0.57 | 27.43 |
| 2026-09-18 | 8.9 | 5.6 | 0.76 | 38.77 |
| 2026-09-17 | 8.83 | 4.49 | 0.64 | 32.6 |
| 2026-09-16 | 8.86 | 14.01 | 1.68 | 78.41 |
| 2026-09-15 | 8.87 | 6.82 | 0.9 | 46.7 |
| 2026-09-14 | 8.91 | -- | -- | -- |
| 2026-09-11 | 8.82 | 5.67 | 0.77 | 38.6 |
| 2026-09-10 | 8.8 | 3.91 | 0.58 | 28.95 |
| 2026-09-09 | 8.77 | 4.51 | 0.65 | 32.02 |
| 2026-09-08 | 8.8 | 6.54 | 0.87 | 42.98 |
| 2026-09-07 | 8.87 | -- | -- | -- |
| 2026-09-04 | 8.87 | -- | -- | -- |
| 2026-09-03 | 8.8 | -- | -- | -- |
| 2026-09-02 | 8.69 | 2.35 | 0.41 | 12.12 |
| 2026-09-01 | 8.55 | 3.33 | 0.52 | 20.87 |
| 2026-08-31 | 8.61 | 2.96 | 0.48 | 16.59 |
| 2026-08-28 | 8.66 | 1.97 | 0.37 | 10 |
| 2026-08-27 | 8.64 | 1.96 | 0.37 | 9.57 |
| 2026-08-26 | 8.66 | 1.49 | 0.32 | 5.22 |
| 2026-08-25 | 8.54 | 1.57 | 0.32 | 5.22 |
| 2026-08-24 | 8.53 | 6.05 | 0.81 | 37.55 |
| 2026-08-21 | 8.53 | 3.4 | 0.53 | 19.57 |
| 2026-08-20 | 8.49 | 40.78 | 4.6 | 98.7 |
| 2026-08-19 | 8.49 | 100 | 11.05 | 100 |
| 2026-08-18 | 8.64 | 58.39 | 3.18 | 96.52 |
| 2026-08-17 | 8.72 | 65.3 | 3.53 | 97.82 |
| 2026-08-14 | 8.73 | 45.64 | 2.52 | 91.3 |
| 2026-08-13 | 8.84 | 41.66 | 2.31 | 86.96 |
| 2026-08-12 | 8.88 | 42.05 | 2.33 | 87.83 |
| 2026-08-11 | 8.81 | 30.33 | 1.72 | 76.52 |
| 2026-08-10 | 8.77 | 28.41 | 1.62 | 72.05 |
| 2026-08-07 | 8.88 | 25.83 | 1.49 | 67.83 |
| 2026-08-06 | 8.99 | 25.77 | 1.49 | 67.83 |
| 2026-08-05 | 9.09 | 25.65 | 1.48 | 67.39 |
| 2026-08-04 | 9.19 | 25.56 | 1.48 | 66.52 |
| 2026-08-03 | 9.1 | 24.18 | 1.41 | 64.63 |
| 2026-07-31 | 8.84 | 21.33 | 1.26 | 59.13 |
| 2026-07-30 | 8.86 | 20.01 | 1.19 | 57.39 |
| 2026-07-29 | 8.75 | 18.65 | 1.12 | 54.35 |
| 2026-07-28 | 8.78 | 15.75 | 0.97 | 46.96 |
| 2026-07-27 | 8.64 | 15.81 | 0.97 | 47.16 |
| 2026-07-24 | 8.65 | 16.05 | 0.99 | 48.7 |
| 2026-07-23 | 8.55 | 15.42 | 0.95 | 47.83 |
| 2026-07-22 | 8.59 | 15.04 | 0.93 | 46.96 |
| 2026-07-21 | 8.6 | 14.81 | 0.92 | 46.96 |
| 2026-07-20 | 8.56 | 14.29 | 0.89 | 44.1 |
| 2026-07-17 | 8.62 | 13.88 | 0.87 | 43.04 |
| 2026-07-16 | 8.79 | 14.58 | 0.91 | 44.78 |
| 2026-07-15 | 8.65 | 13.58 | 0.86 | 42.61 |
| 2026-07-14 | 8.49 | 12.5 | 0.8 | 38.7 |