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TERADATA CORPORATION TDC 28.89 -0.38 -1.29%

Previous-day view · Fri Sep 18 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

TDC / Comparative study

3 signals / 506 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -1.30
6.8
Mean
41.25
Window
-72.4%
ATM IV z -0.63
0.37
Mean
0.48
Window
+17.9%
IV Percentile z -1.95
12.16
Mean
61.25
Window
-76.8%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.83 0.94
ATM IV 0.83 1.00 0.81
IV Percent... 0.94 0.81 1.00
Source observations

Data inspector

1-50 of 506
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-18 28.89 6.8 0.37 12.16
2026-09-17 29.27 8.06 0.4 15.69
2026-09-16 29.17 6.22 0.36 10.59
2026-09-15 29.39 10.44 0.44 28.24
2026-09-14 29.37 9.39 0.42 22.05
2026-09-11 27.84 8.17 0.4 17.65
2026-09-10 27.36 9.11 0.42 21.57
2026-09-09 27.86 7.64 0.39 16.86
2026-09-08 27.76 8.12 0.4 18.04
2026-09-07 28.29 9.41 0.42 22.83
2026-09-04 28.05 9.35 0.42 22.75
2026-09-03 28.79 6.9 0.37 16.86
2026-09-02 28.26 9.72 0.43 24.31
2026-09-01 28.65 7.76 0.39 18.5
2026-08-31 29 8.57 0.41 20.55
2026-08-28 28.77 9.14 0.42 22.83
2026-08-27 28.55 9.47 0.42 23.62
2026-08-26 27.06 10.08 0.44 26.77
2026-08-25 27.37 9.41 0.42 24.02
2026-08-24 27.52 11.78 0.47 38.34
2026-08-21 27.69 11.79 0.47 39.37
2026-08-20 27.57 12.65 0.49 45.67
2026-08-19 27.9 12.72 0.49 46.46
2026-08-18 28.47 13.07 0.49 48.82
2026-08-17 27.53 13.92 0.51 52.57
2026-08-14 27.68 14.07 0.51 55.51
2026-08-13 27.63 13.98 0.51 55.51
2026-08-12 26.74 14.29 0.52 56.69
2026-08-11 26.86 15.97 0.55 62.99
2026-08-10 27.69 18.34 0.6 67.59
2026-08-07 27.39 15.72 0.55 62.2
2026-08-06 26.95 15.43 0.54 61.42
2026-08-05 26.23 26.56 0.76 88.98
2026-08-04 34.39 100 2.2 100
2026-08-03 32.09 100 1.07 100
2026-07-31 30.99 93.82 0.96 98.82
2026-07-30 30.56 87.98 0.91 98.43
2026-07-29 30.63 96.61 0.98 99.21
2026-07-28 29.19 85.29 0.89 98.03
2026-07-27 29.79 89.53 0.92 99.21
2026-07-24 28.52 79.58 0.85 97.64
2026-07-23 27.68 87.66 0.91 99.21
2026-07-22 28.09 86.4 0.9 99.21
2026-07-21 29.33 78.7 0.84 98.03
2026-07-20 30.6 80.76 0.86 98.81
2026-07-17 30.52 74.76 0.81 98.03
2026-07-16 30.93 66.82 0.75 92.91
2026-07-15 31.31 79.06 0.84 98.82
2026-07-14 31.42 71.49 0.79 96.85
2026-07-13 33.96 68.89 0.77 96.44