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State Street SPDR S&P Biotech XBI 159.1 4.13 2.67%

Previous-day view · Wed Nov 4 close. You are previewing the previous trading day. Subscribe to see today live and every other date — Trader is $59/mo. Sign up Sign in
Group
Window
Scale
Plotted 3/8
Metric library

Volatility

Interactive timeline

XBI / Comparative study

3 signals / 491 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 1.04
55.7
Mean
35.81
Window
+43.2%
ATM IV z 0.40
0.32
Mean
0.3
Window
+7.9%
IV Percentile z 0.16
63.53
Mean
59.35
Window
+11.8%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.76 0.69
ATM IV 0.76 1.00 0.84
IV Percent... 0.69 0.84 1.00
Source observations

Data inspector

1-50 of 491
  • 1 / 10
Date Close IV Rank ATM IV IV Percentile
2026-11-04 159.1 55.7 0.32 63.53
2026-11-03 154.97 70.32 0.36 96.86
2026-11-02 152.05 64.73 0.35 90.94
2026-10-30 155.98 69.89 0.36 96.46
2026-10-29 157.79 59.19 0.33 79.45
2026-10-28 157.51 61.55 0.34 85.71
2026-10-27 154.84 65.09 0.35 91.67
2026-10-26 150.47 63.02 0.34 89.24
2026-10-23 149.54 63.73 0.34 90.08
2026-10-22 151.64 62.6 0.34 89.29
2026-10-21 152.78 59.25 0.33 81.75
2026-10-20 153.24 59.74 0.33 83.33
2026-10-19 147.86 60.54 0.33 85.26
2026-10-15 149.78 55.88 0.32 68.38
2026-10-14 146.77 59.31 0.33 83
2026-10-13 146.8 55.66 0.32 67.98
2026-10-12 151.4 55.84 0.32 68.65
2026-10-09 153.77 53.7 0.31 57.71
2026-10-08 149.29 67.08 0.35 94.47
2026-10-07 150.23 54 0.31 60.08
2026-10-06 150.9 60.69 0.33 86.17
2026-10-05 156.19 59.54 0.33 84.13
2026-10-02 154.43 53.73 0.31 59.68
2026-10-01 154.51 54.22 0.31 63.24
2026-09-30 157.68 54.49 0.31 64.03
2026-09-29 156.81 56.06 0.32 70.36
2026-09-28 156.61 57.14 0.32 75.4
2026-09-25 155.03 57.16 0.32 75.89
2026-09-24 156.05 60.12 0.33 85.32
2026-09-23 155.2 57.3 0.32 76.98
2026-09-22 161.87 48.9 0.3 37.3
2026-09-21 158.23 52.91 0.31 58.96
2026-09-18 156.72 50.81 0.3 48.81
2026-09-17 158.25 56.12 0.32 72.22
2026-09-16 154.18 56.74 0.32 74.6
2026-09-15 154.03 55.78 0.32 72.62
2026-09-14 157.6 46.16 0.29 21.91
2026-09-11 156.2 42.65 0.28 9.13
2026-09-10 156.82 49.3 0.3 40.87
2026-09-09 159.38 49.02 0.3 40.48
2026-09-08 161.93 48.67 0.3 38.89
2026-09-04 163.81 48.5 0.3 37.7
2026-09-03 164.38 54.08 0.31 65.87
2026-09-02 165.37 52.7 0.31 59.13
2026-09-01 163.4 51.4 0.3 52.59
2026-08-31 162.5 50.73 0.3 50.8
2026-08-28 162.38 48.22 0.3 37.45
2026-08-27 168.23 53.42 0.31 62.95
2026-08-26 168.39 52.38 0.31 58.17
2026-08-25 169.1 56.91 0.32 74.9