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Columbia Banking Systems Inc COLB 30.48 0.05 0.18%

Previous-day view · Fri Nov 6 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

COLB / Comparative study

3 signals / 495 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 0.33
18.93
Mean
14.44
Window
+45.5%
ATM IV z -0.87
0.27
Mean
0.36
Window
-19.2%
IV Percentile z -0.56
24.39
Mean
40.96
Window
+46.3%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.94 0.74
ATM IV 0.94 1.00 0.86
IV Percent... 0.74 0.86 1.00
Source observations

Data inspector

1-50 of 495
  • 1 / 10
Date Close IV Rank ATM IV IV Percentile
2026-11-06 30.48 18.93 0.27 24.39
2026-11-05 30.43 22.08 0.28 32.52
2026-11-04 31.37 4.02 0.26 10.2
2026-11-03 30.84 4.81 0.27 23.92
2026-11-02 31.24 6.31 0.3 39.37
2026-10-30 30.7 3.44 0.25 7.81
2026-10-29 31.01 2 0.22 2.73
2026-10-28 30.72 7.81 0.32 51.56
2026-10-27 31.04 7.94 0.33 52.73
2026-10-26 31.06 5.04 0.27 24.31
2026-10-23 30.86 8.52 0.34 55.47
2026-10-22 29.89 2.62 0.23 4.69
2026-10-21 29.2 5.83 0.29 32.81
2026-10-20 28.99 4.52 0.27 21.09
2026-10-19 28.33 6.13 0.29 35.55
2026-10-15 28.63 6.87 0.31 42.08
2026-10-14 28.03 7.34 0.32 45.95
2026-10-13 28.23 6.06 0.29 34.75
2026-10-12 28.51 5.73 0.29 31.4
2026-10-09 28.37 2.43 0.23 3.09
2026-10-08 28.53 3.95 0.25 7.72
2026-10-07 28.26 5.25 0.28 23.55
2026-10-06 28.89 6.75 0.31 39
2026-10-05 28.84 6.31 0.3 35.27
2026-10-02 28.92 7.44 0.32 44.79
2026-10-01 28.73 5.69 0.29 28.96
2026-09-30 28.6 9.69 0.36 66.02
2026-09-29 28.69 7.98 0.33 47.88
2026-09-28 29.06 5.16 0.28 23.26
2026-09-25 29.64 3.96 0.25 7.72
2026-09-24 29.18 3 0.24 5.04
2026-09-23 28.85 5.35 0.28 24.42
2026-09-22 29.34 5.35 0.28 24.03
2026-09-21 29.9 1.91 0.22 1.95
2026-09-18 29.93 4.28 0.26 8.53
2026-09-17 29.95 4.5 0.26 18.22
2026-09-16 29.72 5.54 0.28 24.42
2026-09-15 30.15 2.53 0.23 3.1
2026-09-14 30.11 1.95 0.22 1.95
2026-09-11 30.11 1.56 0.21 0.39
2026-09-10 30.04 2.76 0.23 2.71
2026-09-09 29.84 2.91 0.24 2.71
2026-09-08 30.27 3.29 0.24 3.49
2026-09-04 30.8 3.83 0.25 4.26
2026-09-03 30.45 1.73 0.21 0.78
2026-09-02 30.08 2.2 0.22 1.16
2026-09-01 29.32 1.89 0.22 0.78
2026-08-31 29.64 0 0.18 0
2026-08-28 30.07 2.37 0.26 3.5
2026-08-27 30.69 3.82 0.28 19.07