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Inspire Medical Systems INSP 74.6 0.28 0.38%

Previous-day view · Tue Sep 15 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

INSP / Comparative study

3 signals / 508 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.91
10.81
Mean
34.91
Window
-11.0%
ATM IV z -0.57
0.56
Mean
0.65
Window
+11.9%
IV Percentile z -1.26
19.77
Mean
57.22
Window
-17.6%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.95 0.89
ATM IV 0.95 1.00 0.87
IV Percent... 0.89 0.87 1.00
Source observations

Data inspector

1-50 of 508
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-15 74.6 10.81 0.56 19.77
2026-09-14 74.32 13.39 0.59 27.24
2026-09-11 73 12.3 0.57 22.48
2026-09-10 68.12 8.88 0.54 15.12
2026-09-09 66.48 12.14 0.57 22.09
2026-09-08 62.14 9.52 0.55 17.83
2026-09-07 63.08 4.4 0.5 5.84
2026-09-04 63.08 2.49 0.48 2.33
2026-09-03 62.14 6.91 0.52 9.69
2026-09-02 63.07 3.36 0.49 3.1
2026-09-01 61.52 5.48 0.51 6.23
2026-08-31 62.99 6.87 0.52 8.59
2026-08-28 61.44 0 0.46 0
2026-08-27 60.82 2.37 0.49 4.28
2026-08-26 61.8 1.98 0.48 1.95
2026-08-25 61.07 4.44 0.5 5.84
2026-08-24 61.47 1.31 0.47 0.78
2026-08-21 62.36 4.17 0.47 2.33
2026-08-20 61.27 6.77 0.5 5.84
2026-08-19 61.69 5.92 0.49 5.06
2026-08-18 57.38 3.63 0.47 1.95
2026-08-17 57.22 6.53 0.5 5.08
2026-08-14 57.1 5.47 0.49 4.28
2026-08-13 58.2 6.97 0.5 6.23
2026-08-12 58.28 6.6 0.5 6.23
2026-08-11 59.13 10.94 0.54 14.4
2026-08-10 59.72 8.2 0.51 6.64
2026-08-07 60.16 10.39 0.54 12.84
2026-08-06 58.89 15.48 0.59 27.63
2026-08-05 60.09 9.62 0.53 11.67
2026-08-04 64.14 9.99 0.53 11.67
2026-08-03 52.22 100 1.42 100
2026-07-31 50.21 60.17 0.92 82.88
2026-07-30 50.02 57.14 0.9 82.1
2026-07-29 51.07 53.5 0.87 77.43
2026-07-28 51.97 55.35 0.88 80.93
2026-07-27 50.93 55.19 0.88 80.86
2026-07-24 49.19 47.52 0.82 71.6
2026-07-23 50.81 51.14 0.85 76.65
2026-07-22 50.4 51.21 0.85 77.04
2026-07-21 52.49 50.21 0.84 75.88
2026-07-20 53.27 54.86 0.88 80.47
2026-07-17 50.6 53.8 0.87 79.38
2026-07-16 51.54 51.52 0.85 78.21
2026-07-15 50.5 48.26 0.83 75.49
2026-07-14 49.15 44.48 0.8 71.6
2026-07-13 51.36 48.21 0.83 75.39
2026-07-10 51.76 53.22 0.87 78.99
2026-07-09 51.52 53.84 0.87 79.77
2026-07-08 49.3 47.03 0.82 75.49