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Castle Biosciences CSTL 32.52 -1.68 -4.91%

Previous-day view · Fri Nov 6 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

CSTL / Comparative study

3 signals / 496 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 1.13
36.4
Mean
20.18
Window
+121.1%
ATM IV z -0.15
0.66
Mean
0.69
Window
-1.0%
IV Percentile z -0.00
44.94
Mean
45.05
Window
+21.8%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.85 0.75
ATM IV 0.85 1.00 0.84
IV Percent... 0.75 0.84 1.00
Source observations

Data inspector

1-50 of 496
  • 1 / 10
Date Close IV Rank ATM IV IV Percentile
2026-11-06 32.52 36.4 0.66 44.94
2026-11-05 34.2 53.63 0.8 77.73
2026-11-04 35.75 50.75 0.78 70.31
2026-11-03 35.14 43.3 0.72 59.38
2026-11-02 34.94 84.3 1.05 98.43
2026-10-30 37.16 52.5 0.79 73.93
2026-10-29 38.51 39.93 0.69 52.53
2026-10-28 36.68 34.19 0.64 40.08
2026-10-27 34.51 38.73 0.68 49.03
2026-10-26 33.3 67.53 0.91 92.97
2026-10-23 33.08 63.15 0.88 88.33
2026-10-22 33.19 62.48 0.87 88.33
2026-10-21 34.37 50.34 0.77 69.26
2026-10-20 33.15 46.99 0.75 65.76
2026-10-19 32.16 50.53 0.78 69.65
2026-10-15 33.8 52.66 0.79 73.85
2026-10-14 33.11 53.07 0.8 74.62
2026-10-13 32.88 52.29 0.79 73.46
2026-10-12 32.76 54.32 0.81 77.22
2026-10-09 34.42 44.91 0.73 63.08
2026-10-08 33.71 32.7 0.63 33.85
2026-10-07 33 47.56 0.75 65.77
2026-10-06 33.36 52.01 0.79 73.46
2026-10-05 36.65 34.14 0.64 40.15
2026-10-02 35.56 22.05 0.54 16.92
2026-10-01 35.26 33.17 0.63 36.54
2026-09-30 35.53 11.03 0.45 3.08
2026-09-29 34.88 35.19 0.65 42.69
2026-09-28 35.93 18.46 0.51 11.58
2026-09-25 35.81 11.71 0.46 3.08
2026-09-24 35.19 23.74 0.56 19.69
2026-09-23 34.88 22.18 0.54 16.22
2026-09-22 34.85 21.94 0.54 16.22
2026-09-21 34.99 16.69 0.5 9.3
2026-09-18 35.34 38.86 0.68 50.19
2026-09-17 36.78 7.58 0.42 1.54
2026-09-16 35.48 22.32 0.54 16.6
2026-09-15 35.5 3.01 0.39 0.39
2026-09-14 33.44 30.07 0.61 28.68
2026-09-11 32.33 33.08 0.63 35.91
2026-09-10 32.32 22.38 0.54 17.76
2026-09-09 32.31 36.98 0.66 46.72
2026-09-08 32.76 27.95 0.59 27.8
2026-09-04 32.91 39.08 0.68 51.74
2026-09-03 32.65 42.65 0.71 59.85
2026-09-02 33.42 12.2 0.46 2.32
2026-09-01 33.44 24.45 0.56 24.03
2026-08-31 33.03 33.41 0.64 38.52
2026-08-28 33.5 16.36 0.5 11.24
2026-08-27 34.26 38.9 0.68 51.55