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Richardson Electronics Ltd RELL 17.47 0.43 2.52%

Previous-day view · Fri Sep 11 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

RELL / Comparative study

3 signals / 507 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 0.87
32.49
Mean
18.72
Window
+268.4%
ATM IV z 0.12
1.01
Mean
0.95
Window
+99.5%
IV Percentile z 0.35
66.02
Mean
56.92
Window
+102.9%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.82 0.70
ATM IV 0.82 1.00 0.70
IV Percent... 0.70 0.70 1.00
Source observations

Data inspector

1-50 of 507
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-11 17.47 32.49 1.01 66.02
2026-09-10 17.04 21.7 0.81 36.72
2026-09-09 17.42 25.23 0.88 46.09
2026-09-08 17.63 17.39 0.73 26.95
2026-09-07 17.33 29.24 0.95 58.04
2026-09-04 17.33 27.35 0.92 53.52
2026-09-03 16.98 26.84 0.91 52.34
2026-09-02 16.99 16.57 0.72 25
2026-09-01 16.69 30.48 0.97 61.96
2026-08-31 17.32 14.42 0.68 18.5
2026-08-28 17.71 12.02 0.63 12.16
2026-08-27 17.99 14.81 0.69 19.61
2026-08-26 17.78 17.12 0.73 26.67
2026-08-25 16.87 15.57 0.7 21.57
2026-08-24 16.81 29.41 0.95 59.06
2026-08-21 17.21 23.86 0.85 43.53
2026-08-20 17.51 23.65 0.85 43.14
2026-08-19 18.04 25.31 0.88 48.24
2026-08-18 19.01 29.46 0.91 52.16
2026-08-17 19.92 30.55 0.93 54.72
2026-08-14 20.34 26.01 0.91 53.73
2026-08-13 20.41 25.75 0.91 52.55
2026-08-12 20.57 19.88 0.9 50.59
2026-08-11 20.2 17.98 0.87 47.84
2026-08-10 19.89 20.17 0.94 55.51
2026-08-07 20.66 19.45 0.92 52.94
2026-08-06 20.74 20.06 0.93 53.33
2026-08-05 20.98 18.8 0.9 50.2
2026-08-04 21.38 18.61 0.89 49.8
2026-08-03 19.65 20.16 0.94 53.54
2026-07-31 18.29 20.9 0.96 56.08
2026-07-30 18.13 11.26 0.8 39.22
2026-07-29 16.69 13.14 0.88 48.24
2026-07-28 18.76 13.2 0.88 48.24
2026-07-27 18.48 11.21 0.8 38.98
2026-07-24 17.96 14.83 0.95 53.33
2026-07-23 21.82 12.63 0.86 45.1
2026-07-22 18.01 14.99 0.96 53.73
2026-07-21 17.18 13.97 0.92 50.59
2026-07-20 16.56 17.77 1.07 68.5
2026-07-17 17.18 17.1 1.04 65.49
2026-07-16 16.7 19.01 1.12 73.33
2026-07-15 17.14 18.81 1.11 72.55
2026-07-14 17.5 17.67 1.07 68.63
2026-07-13 17.02 18.87 1.12 72.83
2026-07-10 17.22 18.36 1.1 72.16
2026-07-09 17.03 18.02 1.08 70.2
2026-07-08 16.63 16.76 1.03 64.71
2026-07-07 16.15 19.6 1.15 74.51
2026-07-02 16.61 15.63 0.98 59.38