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Griffon Corp GFF 102.4 -5.12 -4.76%

Previous-day view · Thu Nov 5 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

GFF / Comparative study

3 signals / 496 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 1.48
38.78
Mean
19.45
Window
+24.0%
ATM IV z -0.21
0.41
Mean
0.44
Window
-17.3%
IV Percentile z 0.52
60.73
Mean
46.59
Window
-17.2%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.58 0.73
ATM IV 0.58 1.00 0.79
IV Percent... 0.73 0.79 1.00
Source observations

Data inspector

1-50 of 496
  • 1 / 10
Date Close IV Rank ATM IV IV Percentile
2026-11-05 102.4 38.78 0.41 60.73
2026-11-04 107.52 33.74 0.38 49.22
2026-11-03 102.2 34.43 0.39 50.39
2026-11-02 104.13 39.63 0.41 62.75
2026-10-30 101.09 65.61 0.53 94.16
2026-10-29 102.92 34.7 0.39 50.58
2026-10-28 99.87 38.14 0.4 59.14
2026-10-27 100.26 38.34 0.41 59.53
2026-10-26 97.67 59.95 0.51 92.19
2026-10-23 97.04 53.24 0.47 88.33
2026-10-22 97 49.88 0.46 84.82
2026-10-21 94.63 48.1 0.45 75.49
2026-10-20 94.99 48.2 0.45 75.88
2026-10-19 92.66 40.5 0.42 64.59
2026-10-15 93.21 39 0.41 62.31
2026-10-14 92.08 33.18 0.38 48.46
2026-10-13 92.23 44.28 0.43 72.31
2026-10-12 89.74 31.83 0.38 46.72
2026-10-09 90.59 29.57 0.37 39.23
2026-10-08 92.15 34.46 0.39 52.69
2026-10-07 94 37.81 0.4 60.77
2026-10-06 94.51 37.09 0.4 60
2026-10-05 94.09 28.97 0.36 37.45
2026-10-02 93.97 30.32 0.37 41.54
2026-10-01 93.15 25.68 0.35 31.54
2026-09-30 93.04 39.08 0.41 61.92
2026-09-29 94.31 56.29 0.49 88.85
2026-09-28 96.08 42.61 0.43 67.95
2026-09-25 98.39 9.92 0.27 5
2026-09-24 96.54 14.43 0.29 9.27
2026-09-23 96.59 31.32 0.37 44.79
2026-09-22 97.46 19.46 0.32 15.83
2026-09-21 95.12 34.29 0.39 51.55
2026-09-18 93.22 24.16 0.34 25.1
2026-09-17 93.02 31.16 0.37 44.02
2026-09-16 93.21 33.63 0.38 49.03
2026-09-15 92.76 36.98 0.4 58.3
2026-09-14 93.81 30.53 0.37 41.86
2026-09-11 96.03 23.83 0.34 24.71
2026-09-10 95.3 24.19 0.34 24.71
2026-09-09 97.59 35.54 0.39 55.21
2026-09-08 97.33 37.56 0.4 58.69
2026-09-04 99.68 21.44 0.33 20.46
2026-09-03 97.75 25.16 0.34 28.19
2026-09-02 95.83 35.13 0.39 53.28
2026-09-01 94.44 42.65 0.43 66.67
2026-08-31 97.39 29.32 0.36 38.52
2026-08-28 98.98 20.34 0.32 19.38
2026-08-27 99.2 20.35 0.32 19.38
2026-08-26 100.82 14.96 0.3 10.08