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PROTO LABS PRLB 79.09 0.87 1.11%

Previous-day view · Tue Sep 15 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

PRLB / Comparative study

3 signals / 502 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.35
30.6
Mean
38.42
Window
+42.6%
ATM IV z -0.41
0.41
Mean
0.45
Window
+17.3%
IV Percentile z -0.95
29.37
Mean
54.5
Window
-39.8%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.99 0.93
ATM IV 0.99 1.00 0.93
IV Percent... 0.93 0.93 1.00
Source observations

Data inspector

1-50 of 502
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-15 79.09 30.6 0.41 29.37
2026-09-14 78.22 23.91 0.37 14.74
2026-09-11 81.98 31 0.41 30.95
2026-09-10 79.75 30.04 0.4 28.97
2026-09-09 80.89 29.01 0.4 27.38
2026-09-08 81.03 27.15 0.39 23.02
2026-09-07 81.88 33.01 0.42 37.45
2026-09-04 81.44 28.71 0.4 26.98
2026-09-03 79.53 24.01 0.37 17.06
2026-09-02 78.59 25.16 0.38 20.24
2026-09-01 78.49 21.69 0.36 14.74
2026-08-31 80.06 29.92 0.4 28.4
2026-08-28 79.74 24.64 0.37 19.12
2026-08-27 80.1 18.12 0.34 10.36
2026-08-26 78.85 26.07 0.38 22.31
2026-08-25 77.6 27.73 0.39 24.7
2026-08-24 76.78 40.08 0.46 56
2026-08-21 79.61 26.07 0.38 23.11
2026-08-20 78.79 30.62 0.41 30.68
2026-08-19 82.08 24.02 0.37 20.32
2026-08-18 84.88 25.66 0.38 23.11
2026-08-17 90.86 21.98 0.36 18.8
2026-08-14 91.87 31.34 0.41 32.67
2026-08-13 92.32 19.39 0.35 15.14
2026-08-12 90.8 34.18 0.42 41.04
2026-08-11 90.45 28.38 0.39 28.29
2026-08-10 89.66 20.09 0.35 15.6
2026-08-07 88.91 21.68 0.36 18.73
2026-08-06 87.91 40.62 0.46 57.37
2026-08-05 90.31 30.84 0.41 32.27
2026-08-04 88.4 18.89 0.34 14.34
2026-08-03 80.25 25.1 0.38 22.8
2026-07-31 75.05 44.73 0.48 64.94
2026-07-30 75.14 64.48 0.59 87.65
2026-07-29 71.35 76.32 0.65 95.22
2026-07-28 74.88 81.92 0.68 96.02
2026-07-27 77.64 69.91 0.62 91.2
2026-07-24 78.24 70.32 0.62 91.63
2026-07-23 78.62 56.6 0.55 79.28
2026-07-22 79.73 71.4 0.62 92.43
2026-07-21 80.85 49.87 0.51 70.92
2026-07-20 77.11 63.44 0.58 87.6
2026-07-17 77.62 48.99 0.5 69.32
2026-07-16 77.36 52.08 0.52 74.9
2026-07-15 77.16 50.77 0.51 72.51
2026-07-14 76.98 51.62 0.52 74.1
2026-07-13 74.72 68.52 0.61 91.6
2026-07-10 74.4 62.81 0.58 87.25
2026-07-09 75.18 51.94 0.52 74.9
2026-07-08 72.96 62.47 0.58 85.66