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Portland General Electric Company POR 47.24 -0.82 -1.71%

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

POR / Comparative study

3 signals / 507 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.21
11.46
Mean
13.8
Window
+170.9%
ATM IV z 0.21
0.26
Mean
0.24
Window
+53.4%
IV Percentile z 0.98
74.61
Mean
46.66
Window
+6169.7%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.86 0.62
ATM IV 0.86 1.00 0.65
IV Percent... 0.62 0.65 1.00
Source observations

Data inspector

1-50 of 507
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-18 47.24 11.46 0.26 74.61
2026-09-17 48.06 10.31 0.25 66.02
2026-09-16 47.91 10.69 0.25 68.75
2026-09-15 47.45 19.21 0.37 92.97
2026-09-14 48.08 6.19 0.19 15.69
2026-09-11 48.24 5.52 0.18 10.16
2026-09-10 48.56 6.89 0.2 24.22
2026-09-09 48.87 7.26 0.2 30.47
2026-09-08 49.47 7.01 0.2 25.78
2026-09-07 48.76 11.99 0.27 78.43
2026-09-04 48.76 11.31 0.26 73.44
2026-09-03 49.17 4.82 0.17 5.86
2026-09-02 48.69 3.49 0.15 2.73
2026-09-01 49.06 8.65 0.22 44.71
2026-08-31 48.86 5.87 0.18 11.42
2026-08-28 49.6 6.78 0.2 23.14
2026-08-27 49.84 6.05 0.19 14.51
2026-08-26 50.19 6.73 0.2 22.35
2026-08-25 49.81 7.02 0.2 25.49
2026-08-24 49.7 7.69 0.21 33.07
2026-08-21 49.59 6.61 0.19 20.78
2026-08-20 50.17 7.24 0.2 29.02
2026-08-19 50.14 6.59 0.19 20.39
2026-08-18 50.55 7.13 0.2 25.88
2026-08-17 50.87 6.9 0.2 23.62
2026-08-14 50.76 8.3 0.22 38.82
2026-08-13 50.33 7.16 0.2 27.45
2026-08-12 48.8 8.65 0.22 44.31
2026-08-11 48.39 9.45 0.23 59.22
2026-08-10 48.11 8.48 0.22 41.73
2026-08-07 49.05 10.06 0.24 64.71
2026-08-06 48.54 9.53 0.24 60.39
2026-08-05 49.25 11.01 0.26 70.2
2026-08-04 50.05 11.59 0.26 75.69
2026-08-03 50.15 9.59 0.24 61.02
2026-07-31 49.33 7.13 0.2 27.06
2026-07-30 50.09 5.97 0.19 13.73
2026-07-29 50.3 14.48 0.3 87.84
2026-07-28 51.15 11.49 0.26 74.9
2026-07-27 51.23 11.14 0.26 72.44
2026-07-24 52.05 19.84 0.38 92.55
2026-07-23 52.39 16.65 0.33 90.59
2026-07-22 52.92 10.07 0.24 66.67
2026-07-21 52.25 11.72 0.27 78.43
2026-07-20 52.51 11.39 0.26 75.98
2026-07-17 52.43 12.37 0.28 80
2026-07-16 52.82 10.09 0.24 68.24
2026-07-15 52.16 11.67 0.27 78.43
2026-07-14 53.08 13.75 0.29 86.67
2026-07-13 53.05 9.9 0.24 67.32