Pre-market
⌘K
Sign in Sign up

Alamo Group ALG 164.87 -1.78 -1.07%

ALG Historical Options Analysis

Explore ALG (Alamo Group) 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

ALG / Comparative study

3 signals / 508 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 0.36
22.2
Mean
17.18
Window
+501.6%
ATM IV z 0.60
0.35
Mean
0.29
Window
+78.2%
IV Percentile z 0.74
77.91
Mean
56.56
Window
+711.6%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.89 0.71
ATM IV 0.89 1.00 0.75
IV Percent... 0.71 0.75 1.00
Source observations

Data inspector

1-50 of 508
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-21 164.87 22.2 0.35 77.91
2026-09-18 166.65 13.65 0.29 39.38
2026-09-17 168.62 12.07 0.28 30.12
2026-09-16 168.42 8.82 0.26 18.92
2026-09-15 169.47 5.79 0.24 7.34
2026-09-14 168.46 14.55 0.3 43.8
2026-09-11 169.08 6.3 0.24 11.2
2026-09-10 167.28 11.71 0.28 29.34
2026-09-09 171.62 6.57 0.24 11.97
2026-09-08 172.53 7.52 0.25 16.22
2026-09-07 173.56 8.97 0.26 19.77
2026-09-04 173.56 7.43 0.25 15.44
2026-09-03 171.54 2.14 0.21 1.93
2026-09-02 171.31 14.25 0.3 42.08
2026-09-01 164.1 10.05 0.27 25.19
2026-08-31 164.58 13.58 0.29 39.69
2026-08-28 165.27 7.47 0.24 13.18
2026-08-27 164.12 12.48 0.28 28.29
2026-08-26 164.79 13.93 0.29 34.88
2026-08-25 162.08 12.89 0.28 30.62
2026-08-24 165.24 12.75 0.28 30.35
2026-08-21 164.4 10.35 0.26 23.64
2026-08-20 162.46 13.26 0.28 31.78
2026-08-19 162.37 12.92 0.28 30.62
2026-08-18 159.25 17.56 0.31 52.33
2026-08-17 161.87 17.89 0.31 56.03
2026-08-14 164.93 15.3 0.29 40.7
2026-08-13 163.58 15.04 0.29 38.76
2026-08-12 165.22 16.96 0.3 47.29
2026-08-11 169.74 19.48 0.32 63.18
2026-08-10 168.98 12.55 0.27 30.74
2026-08-07 168.74 16.02 0.3 43.8
2026-08-06 166.17 17.02 0.3 48.84
2026-08-05 167.78 18.48 0.31 60.08
2026-08-04 170.33 19.62 0.32 63.57
2026-08-03 163.93 25.74 0.36 84.44
2026-07-31 159.08 27.51 0.37 87.21
2026-07-30 157.84 29.53 0.39 93.8
2026-07-29 156.95 26.74 0.37 87.21
2026-07-28 164.24 31.99 0.4 98.06
2026-07-27 164.43 30.93 0.4 97.28
2026-07-24 165.35 30.14 0.39 95.74
2026-07-23 165.04 28.21 0.38 92.25
2026-07-22 163.75 30.36 0.39 96.51
2026-07-21 161.18 28.15 0.38 92.25
2026-07-20 160.11 30.39 0.39 97.28
2026-07-17 162.43 29.08 0.38 95.35
2026-07-16 165.71 27.99 0.38 92.25
2026-07-15 162.73 27.63 0.37 91.47
2026-07-14 163.16 29.09 0.38 95.74