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West Bancorporation WTBA 30.58 -0.08 -0.26%

Previous-day view · Wed Nov 11 close. You are previewing the previous trading day. Subscribe to see today live and every other date — Trader is $59/mo. Sign up Sign in
Group
Window
Scale
Plotted 3/8
Metric library

Volatility

Interactive timeline

WTBA / Comparative study

3 signals / 491 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.48
4.85
Mean
12.03
Window
-88.8%
ATM IV z -0.61
0.39
Mean
0.9
Window
-86.3%
IV Percentile z 0.02
44.4
Mean
43.76
Window
-53.8%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.98 0.79
ATM IV 0.98 1.00 0.76
IV Percent... 0.79 0.76 1.00
Source observations

Data inspector

1-50 of 491
  • 1 / 10
Date Close IV Rank ATM IV IV Percentile
2026-11-11 30.58 4.85 0.39 44.4
2026-11-10 30.66 6.35 0.45 53.11
2026-11-09 31.07 8.15 0.53 65.83
2026-11-06 30.53 3.47 0.32 24.07
2026-11-05 30.71 2.32 0.27 7.88
2026-11-04 31.13 5.83 0.43 50.8
2026-11-03 30.54 2.58 0.28 9.6
2026-11-02 30.96 10.25 0.63 72.29
2026-10-30 29.91 2.4 0.27 9.64
2026-10-29 30.04 3.41 0.32 22.58
2026-10-28 30.46 1.74 0.24 4.86
2026-10-27 30.43 0.71 0.2 1.21
2026-10-26 30.5 0 0.17 0
2026-10-23 30.44 0.84 0.21 1.21
2026-10-22 30.3 4.5 0.37 43.32
2026-10-21 29.37 4.3 0.36 40.08
2026-10-20 29.42 4.04 0.35 34.41
2026-10-19 28.97 4.41 0.37 41.87
2026-10-15 28.94 4.27 0.36 39.52
2026-10-14 28.35 3.72 0.34 27.02
2026-10-13 28.75 5.53 0.42 47.98
2026-10-12 28.82 3.08 0.31 17
2026-10-09 28.37 4.21 0.36 37.9
2026-10-08 28.78 3.31 0.32 21.37
2026-10-07 28.9 3.04 0.31 14.92
2026-10-06 29.53 2.88 0.3 12.5
2026-10-05 29.45 1.44 0.24 3.24
2026-10-02 30.08 3.59 0.33 23.39
2026-10-01 28.88 5.84 0.43 46.77
2026-09-30 28.51 6.72 0.47 54.84
2026-09-29 28.58 6.19 0.45 49.19
2026-09-28 28.96 3.79 0.34 26.32
2026-09-25 29.19 3.05 0.31 14.11
2026-09-24 29.03 5.38 0.41 46.15
2026-09-23 28.52 6.7 0.47 54.66
2026-09-22 29.21 4.4 0.37 39.68
2026-09-21 29.22 1.38 0.23 2.03
2026-09-18 29.27 2.59 0.29 8.5
2026-09-17 29.57 5.28 0.41 45.75
2026-09-16 29.46 3.96 0.35 31.17
2026-09-15 29.71 9.07 0.58 66.4
2026-09-14 29.51 3.1 0.31 17.48
2026-09-11 29.37 3.18 0.31 18.62
2026-09-10 29.2 1.44 0.24 2.43
2026-09-09 28.85 3.79 0.34 27.94
2026-09-08 28.93 3.47 0.33 23.08
2026-09-04 29.29 10.87 0.66 72.06
2026-09-03 29.01 2.29 0.27 9.31
2026-09-02 28.67 2.28 0.27 8.5
2026-09-01 28.08 6.5 0.46 55.28