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NRC Health Common Stock NRC 21.27 0.71 3.45%

NRC Historical Options Analysis

Explore NRC (NRC Health Common Stock) historical options data, volatility, Greeks and positioning. Compare signals over time in the free Historical Lab preview.

Previous-day view · Mon Sep 21 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

NRC / Comparative study

3 signals / 501 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.52
1.82
Mean
10.38
Window
-94.7%
ATM IV z -0.51
0.36
Mean
0.85
Window
-80.6%
IV Percentile z -1.12
14.74
Mean
48.25
Window
-83.4%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.91 0.60
ATM IV 0.91 1.00 0.61
IV Percent... 0.60 0.61 1.00
Source observations

Data inspector

1-50 of 501
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-21 21.27 1.82 0.36 14.74
2026-09-18 20.56 2.16 0.38 25.79
2026-09-17 20.87 2.82 0.42 42.06
2026-09-16 22.05 2.33 0.39 30.56
2026-09-15 21.96 2.62 0.41 38.89
2026-09-14 22.31 3.5 0.45 53.39
2026-09-11 21.12 3.55 0.46 54.76
2026-09-10 21.26 3.01 0.43 46.43
2026-09-09 20.93 3.12 0.43 48.81
2026-09-08 21.19 3.77 0.47 58.73
2026-09-07 21.53 4.11 0.49 64.14
2026-09-04 21.53 6.73 0.63 82.14
2026-09-03 21.25 2.8 0.42 44.44
2026-09-02 20.01 2 0.37 25
2026-09-01 20.44 2.19 0.38 31.08
2026-08-31 20.94 4.82 0.53 73.6
2026-08-28 21.85 2.34 0.39 35.06
2026-08-27 22.01 2.24 0.39 33.07
2026-08-26 22 2.25 0.39 33.07
2026-08-25 22.02 2.33 0.39 34.66
2026-08-24 21.92 2.46 0.4 37.6
2026-08-21 22.19 2.17 0.38 32.27
2026-08-20 21.82 1.93 0.37 25.1
2026-08-19 21.98 2.49 0.4 39.04
2026-08-18 22.01 2.47 0.4 39.04
2026-08-17 21.77 1.99 0.37 27.2
2026-08-14 21.19 1.66 0.36 18.33
2026-08-13 21.31 1.63 0.35 17.93
2026-08-12 20.61 2.44 0.4 38.25
2026-08-11 21.38 2.11 0.38 31.08
2026-08-10 20.9 1.98 0.37 28
2026-08-07 20.34 2.15 0.38 32.67
2026-08-06 19.47 2.35 0.39 37.05
2026-08-05 19.54 2.93 0.42 48.21
2026-08-04 19.59 2.71 0.41 44.22
2026-08-03 19.5 2.84 0.42 45.6
2026-07-31 19.51 3.82 0.47 60.96
2026-07-30 18.91 2.88 0.42 47.41
2026-07-29 18.3 13.53 1 93.63
2026-07-28 22.34 3.51 0.46 55.38
2026-07-27 21.27 4.76 0.52 71.6
2026-07-24 21.04 4.12 0.49 65.34
2026-07-23 20.83 3.57 0.46 57.37
2026-07-22 21.59 3.74 0.47 60.16
2026-07-21 21.48 3.43 0.45 56.18
2026-07-20 21.41 3.99 0.48 63.6
2026-07-17 21.78 4.11 0.49 65.34
2026-07-16 21.94 3.6 0.46 59.76
2026-07-15 21.66 3.55 0.46 58.96
2026-07-14 21.98 3.88 0.48 62.15