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Casey's General Stores Inc CASY 612.01 -15.63 -2.49%

Previous-day view · Fri Sep 11 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

CASY / Comparative study

3 signals / 502 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.39
38.98
Mean
48.33
Window
+18.5%
ATM IV z 0.08
0.32
Mean
0.31
Window
+40.6%
IV Percentile z -0.80
42.63
Mean
63.54
Window
-9.0%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.87 0.96
ATM IV 0.87 1.00 0.89
IV Percent... 0.96 0.89 1.00
Source observations

Data inspector

1-50 of 502
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-11 612.01 38.98 0.32 42.63
2026-09-10 627.64 39.02 0.32 43.03
2026-09-09 629.03 38.74 0.31 43.03
2026-09-08 733.49 76.09 0.45 93.63
2026-09-07 756.09 71.86 0.43 91.2
2026-09-04 756.09 68.14 0.42 87.25
2026-09-03 758.42 68.13 0.42 87.25
2026-09-02 753.59 66.06 0.41 85.26
2026-09-01 766.91 65.08 0.41 84.4
2026-08-31 752.21 85.25 0.48 97.99
2026-08-28 755.47 80.24 0.46 96.8
2026-08-27 763.38 78.58 0.46 96.4
2026-08-26 807.12 82.54 0.47 97.2
2026-08-25 824.92 77.93 0.45 96.4
2026-08-24 854.21 74.82 0.44 95.18
2026-08-21 835.74 70.83 0.43 92.4
2026-08-20 828.38 71.67 0.43 93.2
2026-08-19 836.15 68.84 0.42 91.6
2026-08-18 855 69.2 0.42 92.8
2026-08-17 870.01 68.14 0.42 91.57
2026-08-14 846.45 59.29 0.39 80.4
2026-08-13 853.78 61.56 0.39 82.8
2026-08-12 839.03 62.61 0.4 84
2026-08-11 829.91 60.7 0.39 82.8
2026-08-10 854.46 63.08 0.4 84.34
2026-08-07 833.95 59.28 0.39 82
2026-08-06 832.42 63.1 0.4 85.2
2026-08-05 852.86 64.56 0.41 88.8
2026-08-04 850.66 68 0.42 91.6
2026-08-03 860.37 49.93 0.35 68.67
2026-07-31 871 43.57 0.33 52.8
2026-07-30 867.5 48.96 0.35 67.2
2026-07-29 867.16 49.92 0.35 68.8
2026-07-28 856.86 47.35 0.34 64.8
2026-07-27 853.38 51.5 0.36 72.29
2026-07-24 861.63 48.57 0.35 67.2
2026-07-23 875.25 47.24 0.34 64.8
2026-07-22 856.74 41.76 0.33 51.2
2026-07-21 858.26 48.09 0.35 66.8
2026-07-20 866.46 50.88 0.36 71.89
2026-07-17 859.12 53.8 0.37 76.4
2026-07-16 827.04 48.22 0.35 68
2026-07-15 808.49 44.61 0.34 61.2
2026-07-14 847.19 47 0.34 66
2026-07-13 859.1 55.59 0.37 77.51
2026-07-10 819.83 44.11 0.33 60
2026-07-09 822 47.35 0.34 67.6
2026-07-08 843.1 50.45 0.36 72.4
2026-07-07 801.99 43.72 0.33 60.4
2026-07-02 797.42 38.73 0.31 51