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NB Bancorp NBBK 21.91 -0.22 -0.99%

Previous-day view · Thu Nov 12 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

NBBK / Comparative study

3 signals / 490 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 1.46
39.44
Mean
15.42
Window
-19.6%
ATM IV z 0.20
0.5
Mean
0.45
Window
-43.9%
IV Percentile z 0.97
76.92
Mean
50.91
Window
-9.0%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.85 0.62
ATM IV 0.85 1.00 0.76
IV Percent... 0.62 0.76 1.00
Source observations

Data inspector

1-50 of 490
  • 1 / 10
Date Close IV Rank ATM IV IV Percentile
2026-11-12 21.91 39.44 0.5 76.92
2026-11-11 22.13 16.24 0.29 22.76
2026-11-10 22.19 23.34 0.35 48.78
2026-11-09 22.34 4.28 0.18 0.41
2026-11-06 22.09 29.09 0.41 60.57
2026-11-05 22.02 34.72 0.46 69.51
2026-11-04 22.72 23.04 0.35 48.63
2026-11-03 22.29 29.55 0.41 62.75
2026-11-02 22.52 14.03 0.27 14.57
2026-10-30 22.13 12.77 0.26 11.42
2026-10-29 22.56 10.7 0.24 5.14
2026-10-28 22.53 18.84 0.31 32.14
2026-10-27 22.63 11.42 0.24 6.75
2026-10-26 23.01 26.89 0.39 57.37
2026-10-23 23.03 17.72 0.3 26.98
2026-10-22 23.05 20.85 0.33 39.68
2026-10-21 22.39 25.51 0.37 53.97
2026-10-20 22.32 22.21 0.34 45.63
2026-10-19 21.49 15.82 0.28 21.51
2026-10-15 22.37 8.77 0.22 1.19
2026-10-14 22.13 18.79 0.31 32.14
2026-10-13 22.22 23.73 0.36 49.21
2026-10-12 22.34 17.92 0.3 28.29
2026-10-09 22.12 15.37 0.28 17.86
2026-10-08 22.55 22.06 0.34 44.05
2026-10-07 22.27 24.87 0.37 50.79
2026-10-06 22.46 18.23 0.31 29.37
2026-10-05 22.41 22.96 0.35 46.61
2026-10-02 22.57 26.5 0.38 53.97
2026-10-01 22.27 23.16 0.35 47.22
2026-09-30 22.12 24.54 0.36 49.6
2026-09-29 22.27 26.59 0.38 53.57
2026-09-28 22.56 52.67 0.62 87.65
2026-09-25 22.6 46.68 0.57 81.75
2026-09-24 22.5 49.52 0.59 85.26
2026-09-23 22.39 38.19 0.49 71.31
2026-09-22 22.78 28.87 0.4 56.57
2026-09-21 22.74 36.71 0.48 68.8
2026-09-18 22.78 7.24 0.38 53.39
2026-09-17 22.66 7.61 0.39 55.78
2026-09-16 22.73 8.69 0.43 62.15
2026-09-15 22.84 8.15 0.41 57.77
2026-09-14 22.89 15.25 0.65 86.4
2026-09-11 22.79 18.01 0.74 94.02
2026-09-10 22.86 17.75 0.73 94.02
2026-09-09 22.88 16.59 0.7 90.04
2026-09-08 23 5.27 0.32 32.27
2026-09-04 23.16 17 0.71 92.83
2026-09-03 22.97 9.58 0.46 66.14
2026-09-02 22.6 8.26 0.42 58.96