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Spire Global SPIR 11.34 -0.08 -0.7%

Previous-day view · Mon Sep 14 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

SPIR / Comparative study

3 signals / 505 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.91
20.9
Mean
39.77
Window
-31.0%
ATM IV z -0.90
0.8
Mean
0.94
Window
-2.9%
IV Percentile z -1.42
12.16
Mean
55.88
Window
-67.0%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.96 0.90
ATM IV 0.96 1.00 0.95
IV Percent... 0.90 0.95 1.00
Source observations

Data inspector

1-50 of 505
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-14 11.34 20.9 0.8 12.16
2026-09-11 11.42 17.52 0.78 7.03
2026-09-10 11.28 19.17 0.79 8.98
2026-09-09 11.49 35.22 0.89 25.78
2026-09-08 12.14 21.39 0.8 13.28
2026-09-07 12 24.92 0.83 16.86
2026-09-04 11.98 21.22 0.79 11.33
2026-09-03 11.88 23.58 0.81 14.84
2026-09-02 11.91 25.79 0.82 16.41
2026-09-01 12.02 18.2 0.77 9.41
2026-08-31 13.27 17.96 0.77 9.06
2026-08-28 13.17 19.15 0.78 10.2
2026-08-27 14 19.53 0.78 10.59
2026-08-26 13.54 23.52 0.81 14.9
2026-08-25 13.73 22.53 0.8 14.12
2026-08-24 13.87 23.14 0.81 14.57
2026-08-21 13.94 22.43 0.8 14.51
2026-08-20 13.89 30.67 0.86 20
2026-08-19 13.7 28.15 0.84 17.65
2026-08-18 13.9 35.65 0.89 24.71
2026-08-17 13.74 33.06 0.87 22.83
2026-08-14 13.95 30.78 0.86 21.18
2026-08-13 13.94 37.08 0.9 26.67
2026-08-12 14.74 73.91 1.14 87.45
2026-08-11 14.82 62.57 1.07 77.65
2026-08-10 14.03 64.23 1.08 79.13
2026-08-07 14.33 65.79 1.09 80
2026-08-06 13.38 62.83 1.07 78.82
2026-08-05 12.9 67.37 1.1 82.35
2026-08-04 13.48 83.65 1.2 95.29
2026-08-03 12.28 95.75 1.28 98.43
2026-07-31 11.46 77.54 1.16 89.8
2026-07-30 11.36 87.48 1.23 97.25
2026-07-29 10.54 53.23 1 54.9
2026-07-28 11.37 84.96 1.21 96.86
2026-07-27 11.17 79.6 1.18 92.52
2026-07-24 10.99 66.02 1.09 83.14
2026-07-23 11.53 69.87 1.11 86.27
2026-07-22 11.43 80.02 1.18 92.94
2026-07-21 11.66 73.5 1.14 90.2
2026-07-20 10.96 79.01 1.17 92.91
2026-07-17 12.14 80.79 1.18 93.73
2026-07-16 12.15 78.1 1.17 92.94
2026-07-15 13.63 66.55 1.09 86.67
2026-07-14 14.5 72.16 1.13 90.59
2026-07-13 13.99 60.7 1.05 82.68
2026-07-10 14.7 75.39 1.15 91.76
2026-07-09 16.04 75.5 1.15 92.16
2026-07-08 16.25 54.55 1.01 64.71
2026-07-07 16.84 56.48 1.03 68.63