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IDACORP IDA 131.58 -1.66 -1.25%

Previous-day view · Fri Sep 18 close. You are previewing the previous trading day. Subscribe to see today live and every other date — plans start at Delta, $39/mo. Sign up Sign in
Group
Window
Scale
Plotted 3/8
Metric library

Volatility

Interactive timeline

IDA / Comparative study

3 signals / 503 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 1.41
36.42
Mean
15.17
Window
-63.6%
ATM IV z -0.41
0.2
Mean
0.26
Window
-88.7%
IV Percentile z 0.12
46.83
Mean
43.7
Window
-53.2%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.29 0.63
ATM IV 0.29 1.00 0.53
IV Percent... 0.63 0.53 1.00
Source observations

Data inspector

1-50 of 503
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-18 131.58 36.42 0.2 46.83
2026-09-17 133.24 48.44 0.23 89.29
2026-09-16 132.69 43.05 0.22 75.79
2026-09-15 132.68 41.32 0.21 69.05
2026-09-14 133.94 46.91 0.23 86.06
2026-09-11 135.54 38.02 0.2 53.97
2026-09-10 135.45 44.75 0.22 80.16
2026-09-09 136.25 44.23 0.22 78.97
2026-09-08 137.89 40.02 0.21 63.89
2026-09-07 135.7 35.56 0.19 44.22
2026-09-04 135.7 38.66 0.2 58.33
2026-09-03 136.12 38.07 0.2 55.56
2026-09-02 135.13 40.1 0.21 64.68
2026-09-01 136.39 38.61 0.2 58.17
2026-08-31 136.16 35.03 0.19 44.4
2026-08-28 135.78 33.66 0.19 36.65
2026-08-27 137.74 30.05 0.17 21.12
2026-08-26 138.13 57.36 0.26 91.24
2026-08-25 137.66 37.67 0.2 54.98
2026-08-24 138.23 47.96 0.23 87.6
2026-08-21 137.2 58.66 0.27 91.63
2026-08-20 140.11 46.21 0.23 85.26
2026-08-19 140.76 47.11 0.23 86.85
2026-08-18 142.03 45.73 0.23 85.26
2026-08-17 141.47 42.24 0.21 74.8
2026-08-14 142.61 26.13 0.16 14.74
2026-08-13 141.12 32.31 0.18 31.47
2026-08-12 141.95 100 0.4 100
2026-08-11 140.15 48.41 0.22 77.29
2026-08-10 139.69 50.26 0.22 82
2026-08-07 141.84 28.38 0.16 15.14
2026-08-06 140.91 58.54 0.25 91.63
2026-08-05 143.24 50.98 0.22 84.86
2026-08-04 144.57 41.73 0.2 55.78
2026-08-03 143.79 52.79 0.23 86.8
2026-07-31 142.91 46.94 0.21 74.9
2026-07-30 141.9 68.15 0.27 92.03
2026-07-29 144.4 55.43 0.24 91.24
2026-07-28 148.64 45.11 0.21 72.51
2026-07-27 148.02 38.03 0.19 44.8
2026-07-24 148.57 47.6 0.22 82.07
2026-07-23 149.36 44.1 0.21 72.51
2026-07-22 148.74 46.06 0.22 77.29
2026-07-21 145.8 52.8 0.24 87.65
2026-07-20 147.03 54.03 0.24 89.6
2026-07-17 148.73 48.36 0.22 82.87
2026-07-16 151.11 43.5 0.21 71.31
2026-07-15 149.32 47.18 0.22 80.08
2026-07-14 151.59 38.75 0.19 52.99
2026-07-13 150.97 49.31 0.23 83.2