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GENERAC HOLDINGS INC GNRC 208.62 1.39 0.67% Regime: Vol Expansion (85%)

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

GNRC / Comparative study

3 signals / 509 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.59
26.95
Mean
42.02
Window
+91.0%
ATM IV z 0.11
0.47
Mean
0.46
Window
+32.8%
IV Percentile z -1.00
31.78
Mean
59.79
Window
+2.7%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.97 0.91
ATM IV 0.97 1.00 0.87
IV Percent... 0.91 0.87 1.00
Source observations

Data inspector

1-50 of 509
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-18 208.62 26.95 0.47 31.78
2026-09-17 207.23 37.99 0.52 51.94
2026-09-16 175.11 30.32 0.48 37.98
2026-09-15 175.03 22.33 0.45 20.54
2026-09-14 176.98 25.19 0.46 25.68
2026-09-11 186.99 26.15 0.46 27.52
2026-09-10 181.67 30.82 0.48 36.05
2026-09-09 186.48 34.38 0.48 39.53
2026-09-08 190.21 32.28 0.47 32.95
2026-09-07 187.35 46.64 0.54 61.87
2026-09-04 187.35 31.27 0.46 29.84
2026-09-03 183.02 32.69 0.47 33.33
2026-09-02 180.76 33.03 0.47 34.5
2026-09-01 181.42 35.76 0.49 42.02
2026-08-31 185.38 38.15 0.5 44.92
2026-08-28 183.8 37.21 0.48 36.19
2026-08-27 197.29 30.77 0.44 24.51
2026-08-26 206.62 32.53 0.45 28.02
2026-08-25 201.78 34.93 0.46 31.52
2026-08-24 203.56 35.06 0.47 31.64
2026-08-21 205.98 35.89 0.47 34.24
2026-08-20 206.75 37.29 0.48 36.58
2026-08-19 210.81 39.12 0.49 42.41
2026-08-18 211.56 40.74 0.49 43.97
2026-08-17 221.25 37.64 0.48 37.89
2026-08-14 219.3 43.37 0.51 48.64
2026-08-13 216.66 46.27 0.52 52.92
2026-08-12 221.9 44.11 0.51 48.64
2026-08-11 215.86 42.75 0.5 46.69
2026-08-10 206.09 49.02 0.53 57.03
2026-08-07 212.22 49.76 0.54 58.75
2026-08-06 211.18 53.78 0.56 67.32
2026-08-05 217.41 58.83 0.58 75.49
2026-08-04 218.63 63.9 0.61 84.44
2026-08-03 201.21 66.35 0.62 85.94
2026-07-31 197.11 61.05 0.59 79.38
2026-07-30 191.91 61.26 0.6 79.77
2026-07-29 195.19 65.72 0.62 85.99
2026-07-28 195.6 99.51 0.8 99.61
2026-07-27 197.54 100 0.8 100
2026-07-24 202.01 100 0.77 100
2026-07-23 210.5 98.58 0.76 98.83
2026-07-22 213.42 97.21 0.75 98.05
2026-07-21 215.61 100 0.77 100
2026-07-20 213.25 99.71 0.76 99.61
2026-07-17 214.91 100 0.76 100
2026-07-16 215.38 99.57 0.76 99.61
2026-07-15 226.58 100 0.76 100
2026-07-14 225.12 99.45 0.73 99.61
2026-07-13 226.95 100 0.74 100