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Staar Surgical Co STAA 20.44 -0.38 -1.83%

STAA Historical Options Analysis

Explore STAA (Staar Surgical Co) 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

STAA / Comparative study

3 signals / 505 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.64
31.79
Mean
43.6
Window
+12.9%
ATM IV z -0.56
0.54
Mean
0.64
Window
+1.3%
IV Percentile z -0.81
29.41
Mean
53.02
Window
-15.5%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.89 0.83
ATM IV 0.89 1.00 0.87
IV Percent... 0.83 0.87 1.00
Source observations

Data inspector

1-50 of 505
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-21 20.44 31.79 0.54 29.41
2026-09-18 20.82 26.71 0.47 9.38
2026-09-17 21.24 26.4 0.47 9.38
2026-09-16 22.41 39.17 0.64 54.3
2026-09-15 22.45 27.86 0.49 12.5
2026-09-14 23.07 28.13 0.49 14.12
2026-09-11 22.66 32.67 0.55 32.03
2026-09-10 23.42 27.56 0.48 12.89
2026-09-09 23.62 20.09 0.38 4.3
2026-09-08 24.16 23.64 0.43 7.42
2026-09-07 23.47 22.3 0.41 6.27
2026-09-04 23.47 21.11 0.39 5.08
2026-09-03 23.57 28.32 0.49 15.63
2026-09-02 23.11 32.78 0.55 32.42
2026-09-01 23.52 33.04 0.56 32.94
2026-08-31 22.59 20 0.38 4.72
2026-08-28 22.11 23.43 0.43 7.45
2026-08-27 22.39 23.84 0.43 7.84
2026-08-26 22.86 21.33 0.4 6.67
2026-08-25 23.18 28.06 0.49 15.29
2026-08-24 23.26 26.95 0.47 11.42
2026-08-21 23.14 25.32 0.45 10.2
2026-08-20 23.07 43.58 0.7 74.9
2026-08-19 24.66 38.15 0.62 50.59
2026-08-18 24.64 30.35 0.52 23.14
2026-08-17 24.09 31.83 0.54 30.31
2026-08-14 26.18 26.02 0.46 11.76
2026-08-13 25.33 35.14 0.58 39.22
2026-08-12 25.41 42.49 0.67 61.18
2026-08-11 24.94 40.5 0.64 55.29
2026-08-10 25.12 45.46 0.71 75.59
2026-08-07 24.21 39.18 0.61 48.24
2026-08-06 23.12 45.25 0.69 75.29
2026-08-05 22.86 47.02 0.72 76.86
2026-08-04 24.12 44.63 0.69 66.67
2026-08-03 24.34 47.29 0.72 77.17
2026-07-31 24.36 48.79 0.74 80
2026-07-30 24.22 42.29 0.65 60
2026-07-29 23.87 53.52 0.81 86.67
2026-07-28 22.66 50.26 0.76 81.18
2026-07-27 22.95 43.89 0.68 64.57
2026-07-24 23.38 42.86 0.66 61.57
2026-07-23 24.19 42.04 0.65 58.43
2026-07-22 24.71 47.53 0.73 76.08
2026-07-21 24.27 39.54 0.61 50.59
2026-07-20 23.97 43.72 0.67 62.99
2026-07-17 26.44 41.79 0.65 57.25
2026-07-16 28.98 53.63 0.81 86.67
2026-07-15 28.5 44.64 0.69 64.71
2026-07-14 27.34 52.54 0.8 85.49