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Clearfield CLFD 30.88 0.72 2.39%

CLFD Historical Options Analysis

Explore CLFD (Clearfield) historical options data, volatility, Greeks and positioning. Compare signals over time in the free Historical Lab preview.

Previous-day view · Mon Sep 21 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

CLFD / Comparative study

3 signals / 500 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.52
21.5
Mean
31.19
Window
+693.4%
ATM IV z -0.49
0.5
Mean
0.59
Window
+58.4%
IV Percentile z -1.33
22.4
Mean
59.12
Window
+5500.0%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.87 0.84
ATM IV 0.87 1.00 0.87
IV Percent... 0.84 0.87 1.00
Source observations

Data inspector

1-50 of 500
  • 1 / 10
Date Close IV Rank ATM IV IV Percentile
2026-09-21 30.88 21.5 0.5 22.4
2026-09-18 30.16 21.15 0.5 22.31
2026-09-17 30.64 24.47 0.54 32.27
2026-09-16 30.09 25.01 0.55 34.26
2026-09-15 29.19 22.75 0.52 26.29
2026-09-14 28.73 23.14 0.52 28
2026-09-11 30.02 21.57 0.5 24.3
2026-09-10 28.28 26.63 0.57 40.24
2026-09-09 28.2 32.77 0.66 59.76
2026-09-08 28.9 24.28 0.54 33.07
2026-09-07 28.65 25.56 0.56 36.4
2026-09-04 28.65 24.19 0.54 33.47
2026-09-03 28.32 32.16 0.65 56.97
2026-09-02 28.72 26.25 0.57 39.84
2026-09-01 28.25 31.15 0.64 54.4
2026-08-31 29.01 24.87 0.55 36.14
2026-08-28 29.53 23.95 0.53 34
2026-08-27 29.96 23.06 0.52 32
2026-08-26 29.88 26.22 0.57 40
2026-08-25 29.45 22.8 0.52 31.6
2026-08-24 27.23 27.6 0.59 43.37
2026-08-21 27.54 28.53 0.6 47.6
2026-08-20 27.54 33.5 0.67 62
2026-08-19 27.89 30.57 0.63 54
2026-08-18 28.15 41.04 0.77 76
2026-08-17 29.46 33.14 0.66 61.04
2026-08-14 28.79 25.67 0.56 40.4
2026-08-13 28.74 34.99 0.69 66.8
2026-08-12 29.09 34.59 0.68 66.4
2026-08-11 29.46 34.33 0.68 65.2
2026-08-10 28.79 34.95 0.69 66.67
2026-08-07 27.48 38.29 0.74 72.4
2026-08-06 26.66 34.39 0.68 66.4
2026-08-05 33.77 97.48 1.56 99.6
2026-08-04 33.74 46.51 0.85 85.2
2026-08-03 32.11 50.12 0.9 91.57
2026-07-31 30.26 58.73 1.02 98.8
2026-07-30 30.89 59.77 1.04 99.2
2026-07-29 29.51 52.21 0.93 94
2026-07-28 31.25 48.3 0.88 90.4
2026-07-27 32.12 53.44 0.95 96.79
2026-07-24 30.99 56.86 0.99 98.8
2026-07-23 30.5 52.34 0.93 95.6
2026-07-22 30.64 46.8 0.85 89.6
2026-07-21 32.02 52.21 0.93 95.6
2026-07-20 30.15 49.87 0.9 93.98
2026-07-17 30.64 53.58 0.95 97.6
2026-07-16 30.92 48.39 0.88 93.2
2026-07-15 32.12 49.55 0.89 94.4
2026-07-14 33.01 45.68 0.84 89.2