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ProKidney Corp PROK 1.77 -0.14 -7.3%

PROK Historical Options Analysis

Explore PROK (ProKidney Corp) 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

PROK / Comparative study

3 signals / 501 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 0.54
31.9
Mean
21.37
Window
+61.2%
ATM IV z -0.35
1.85
Mean
2.38
Window
-22.5%
IV Percentile z 0.30
58.96
Mean
50.18
Window
+21.4%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.90 0.79
ATM IV 0.90 1.00 0.74
IV Percent... 0.79 0.74 1.00
Source observations

Data inspector

1-50 of 501
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-21 1.77 31.9 1.85 58.96
2026-09-18 1.91 28.96 1.75 52.38
2026-09-17 1.8 29.57 1.77 53.57
2026-09-16 1.85 25.66 1.64 42.86
2026-09-15 1.74 30.1 1.79 56.35
2026-09-14 1.81 32 1.85 60.16
2026-09-11 1.8 27.87 1.72 50.79
2026-09-10 1.84 25.56 1.64 43.65
2026-09-09 1.85 23.42 1.57 40.48
2026-09-08 1.99 18.89 1.43 22.62
2026-09-07 2.04 20.99 1.49 34.66
2026-09-04 2.01 20.91 1.49 34.92
2026-09-03 1.92 21.43 1.51 36.9
2026-09-02 1.91 22.86 1.55 40.48
2026-09-01 1.85 24.85 1.62 42.63
2026-08-31 1.89 20.78 1.49 35.6
2026-08-28 1.83 29.82 1.78 55.38
2026-08-27 1.82 30.11 1.79 56.97
2026-08-26 1.74 32.34 1.86 60.96
2026-08-25 1.73 36.21 1.98 68.13
2026-08-24 1.61 33.38 1.89 63.2
2026-08-21 1.61 42.8 2.2 79.68
2026-08-20 1.42 59.46 2.73 94.82
2026-08-19 1.48 59.54 2.74 95.22
2026-08-18 1.38 75.62 3.26 98.8
2026-08-17 1.4 72.3 3.15 98.4
2026-08-14 1.33 73.7 3.19 98.8
2026-08-13 1.41 66.07 2.95 97.61
2026-08-12 1.48 58.91 2.72 96.81
2026-08-11 1.61 47.75 2.36 91.24
2026-08-10 1.69 17.63 1.39 27.6
2026-08-07 1.64 22.53 1.54 45.82
2026-08-06 1.64 21.97 1.53 45.42
2026-08-05 1.67 19.88 1.46 31.87
2026-08-04 1.63 20.75 1.49 41.43
2026-08-03 1.56 43.75 2.23 84.4
2026-07-31 1.54 48.04 2.37 92.83
2026-07-30 1.58 40.38 2.12 80.08
2026-07-29 1.54 42.84 2.2 84.06
2026-07-28 1.54 49.13 2.4 93.63
2026-07-27 1.54 37.59 2.03 76
2026-07-24 1.5 47.96 2.36 93.23
2026-07-23 1.52 34.94 1.94 71.31
2026-07-22 1.53 35.55 1.96 72.51
2026-07-21 1.59 23.62 1.58 47.81
2026-07-20 1.56 29.12 1.76 60.8
2026-07-17 1.62 21.61 1.51 45.02
2026-07-16 1.61 25.71 1.65 50.2
2026-07-15 1.6 31 1.82 64.94
2026-07-14 1.55 20.39 1.47 41.43