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DexCom DXCM 83.03 -1.48 -1.75%

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

DXCM / Comparative study

3 signals / 503 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.89
20.53
Mean
41.65
Window
-44.6%
ATM IV z -1.30
0.32
Mean
0.46
Window
-26.6%
IV Percentile z -1.69
2.38
Mean
54.13
Window
-96.7%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.96 0.86
ATM IV 0.96 1.00 0.92
IV Percent... 0.86 0.92 1.00
Source observations

Data inspector

1-50 of 503
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-11 83.03 20.53 0.32 2.38
2026-09-10 84.51 21.21 0.33 3.57
2026-09-09 83.88 24.6 0.34 8.33
2026-09-08 84.53 26.2 0.35 9.92
2026-09-07 87.9 23.1 0.34 7.57
2026-09-04 87.9 20.3 0.32 1.98
2026-09-03 89.71 22.19 0.33 5.95
2026-09-02 89.69 27.01 0.35 10.32
2026-09-01 90.14 28.75 0.36 10.76
2026-08-31 91.06 19.75 0.32 1.6
2026-08-28 90.82 16.54 0.3 0.4
2026-08-27 89.29 21.85 0.33 3.98
2026-08-26 88.96 22.09 0.33 4.38
2026-08-25 89.16 25.85 0.35 9.16
2026-08-24 91.06 22.83 0.33 6
2026-08-21 92.34 21.71 0.33 4.38
2026-08-20 90.22 23.16 0.34 6.77
2026-08-19 89.88 21.06 0.33 3.98
2026-08-18 89.6 23.39 0.34 7.17
2026-08-17 88.76 20.69 0.32 4
2026-08-14 89.75 22.03 0.33 5.98
2026-08-13 91.48 20.31 0.32 4.38
2026-08-12 90.8 28.09 0.36 9.96
2026-08-11 89.53 18.4 0.31 4.38
2026-08-10 87.65 30.28 0.37 11.2
2026-08-07 84.75 31.02 0.37 11.95
2026-08-06 83.02 33.7 0.39 13.55
2026-08-05 82.66 35.22 0.39 17.93
2026-08-04 86.94 37.06 0.4 23.9
2026-08-03 87.31 35.96 0.4 20.4
2026-07-31 83.45 45.64 0.44 48.21
2026-07-30 74.54 34.03 0.39 15.54
2026-07-29 75.14 73.51 0.58 84.46
2026-07-28 74.85 75.81 0.59 88.45
2026-07-27 73.37 72.98 0.57 84.4
2026-07-24 71.54 69.03 0.56 78.49
2026-07-23 70.48 78.19 0.6 91.24
2026-07-22 71.43 69.71 0.56 80.88
2026-07-21 74.75 67.97 0.55 76.89
2026-07-20 75.69 69.51 0.56 80.8
2026-07-17 76.65 65.69 0.54 74.1
2026-07-16 77.98 64.74 0.54 73.31
2026-07-15 72.73 64.01 0.53 71.31
2026-07-14 74.12 62.36 0.52 69.72
2026-07-13 76.35 60.01 0.51 67.2
2026-07-10 74.96 61.59 0.52 69.32
2026-07-09 73.02 57.18 0.5 62.55
2026-07-08 74.06 57.72 0.5 64.14
2026-07-07 73.57 57.55 0.5 63.35
2026-07-02 71.25 49.66 0.46 53.17