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Foster (Lb) Co FSTR 37.35 -0.06 -0.16%

FSTR Historical Options Analysis

Explore FSTR (Foster (Lb) 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

FSTR / Comparative study

3 signals / 500 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.49
6.86
Mean
13.18
Window
+49.8%
ATM IV z -0.82
0.37
Mean
0.92
Window
-29.6%
IV Percentile z -1.25
9.6
Mean
45.06
Window
-78.8%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.58 0.65
ATM IV 0.58 1.00 0.75
IV Percent... 0.65 0.75 1.00
Source observations

Data inspector

1-50 of 500
  • 1 / 10
Date Close IV Rank ATM IV IV Percentile
2026-09-21 37.35 6.86 0.37 9.6
2026-09-18 37.41 11.27 0.47 21.12
2026-09-17 37.3 100 2.36 100
2026-09-16 37.35 100 1.73 100
2026-09-15 37.25 82.73 1.43 99.2
2026-09-14 36.97 69.9 1.24 98.8
2026-09-11 37.59 50.02 0.95 96.81
2026-09-10 37.39 45.77 0.89 96.02
2026-09-09 37.87 42.57 0.84 95.62
2026-09-08 38.01 40.11 0.81 81.67
2026-09-07 38.02 37.57 0.77 80.8
2026-09-04 38.02 31.62 0.69 69.72
2026-09-03 37.35 9.06 0.36 5.98
2026-09-02 37.11 9.75 0.37 7.57
2026-09-01 36.88 10.37 0.38 8.8
2026-08-31 37.51 8.91 0.35 5.22
2026-08-28 37.36 9.23 0.36 6
2026-08-27 37.83 7.6 0.34 2.4
2026-08-26 37.57 8.72 0.35 4
2026-08-25 38.11 7.78 0.34 2.4
2026-08-24 37.5 9.09 0.36 4.42
2026-08-21 38.08 9.33 0.36 4.4
2026-08-20 37.95 9.62 0.36 4.4
2026-08-19 37 8.84 0.36 4
2026-08-18 38.14 8.4 0.35 3.2
2026-08-17 38.48 8.69 0.35 3.21
2026-08-14 38.74 8.04 0.34 2.8
2026-08-13 38.43 9.66 0.37 3.2
2026-08-12 38.54 9.63 0.37 2.8
2026-08-11 37.94 25.76 0.61 47.2
2026-08-10 39.58 49.43 0.96 93.17
2026-08-07 41.27 32.59 0.71 67.2
2026-08-06 41.88 25.47 0.6 46.4
2026-08-05 41.92 27.32 0.63 52.8
2026-08-04 41.87 23.47 0.57 39.2
2026-08-03 41.49 26.36 0.62 48.59
2026-07-31 41.13 32.66 0.71 66
2026-07-30 41.19 21.68 0.55 29.6
2026-07-29 40.28 33.68 0.72 68.4
2026-07-28 42.02 27.72 0.64 53.6
2026-07-27 42.31 27.1 0.63 52.21
2026-07-24 42.4 27.99 0.64 54.8
2026-07-23 42.71 21.92 0.55 33.2
2026-07-22 42.29 25.24 0.6 46.4
2026-07-21 43.08 20.71 0.53 28.4
2026-07-20 41.68 24.86 0.59 45.78
2026-07-17 41.93 22.7 0.56 37.2
2026-07-16 42.29 19.18 0.51 24.8
2026-07-15 41.51 21.72 0.55 32.8
2026-07-14 41.83 22.07 0.55 34.8