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Northrop Grumman Corp NOC 518.0 -0.95 -0.18%

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

NOC / Comparative study

3 signals / 503 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.42
37.27
Mean
46.58
Window
+60.0%
ATM IV z 0.34
0.27
Mean
0.25
Window
+53.4%
IV Percentile z -0.87
43.65
Mean
66.61
Window
+7.8%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.66 0.88
ATM IV 0.66 1.00 0.74
IV Percent... 0.88 0.74 1.00
Source observations

Data inspector

1-50 of 503
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-11 518 37.27 0.27 43.65
2026-09-10 518.95 43.08 0.28 52.38
2026-09-09 515.57 43.55 0.29 53.97
2026-09-08 518.58 38.65 0.27 47.22
2026-09-07 516 60.2 0.33 84.06
2026-09-04 514.98 30.2 0.25 29.37
2026-09-03 528.24 32.96 0.26 41.27
2026-09-02 523.82 29.74 0.25 29.37
2026-09-01 532.91 34.87 0.26 43.03
2026-08-31 539.7 28.03 0.25 26.8
2026-08-28 545.57 27.19 0.24 24.3
2026-08-27 545.13 31.28 0.25 29.48
2026-08-26 549.95 30.22 0.25 28.29
2026-08-25 542.52 33.52 0.25 31.08
2026-08-24 549.28 35.37 0.26 33.2
2026-08-21 551.03 35.23 0.25 31.87
2026-08-20 563.86 38.05 0.26 42.63
2026-08-19 582.84 35.59 0.25 33.07
2026-08-18 589.14 30.93 0.24 29.08
2026-08-17 570.2 32.33 0.25 29.6
2026-08-14 585.87 30.85 0.24 29.48
2026-08-13 574.74 33.76 0.25 31.47
2026-08-12 577.32 34.68 0.25 32.27
2026-08-11 575.69 35.93 0.26 33.47
2026-08-10 577.89 41.39 0.27 45.6
2026-08-07 571.58 40.78 0.27 45.02
2026-08-06 567.74 44.35 0.28 49.8
2026-08-05 557.47 49.28 0.29 62.95
2026-08-04 551.55 54.26 0.31 75.7
2026-08-03 548.47 53.27 0.3 75.2
2026-07-31 542.48 47.47 0.29 56.97
2026-07-30 534.85 53.36 0.3 75.7
2026-07-29 535.05 49.92 0.29 66.93
2026-07-28 549.22 48.28 0.29 61.75
2026-07-27 547.58 56.67 0.31 78.8
2026-07-24 542.24 50.94 0.3 70.12
2026-07-23 533.48 59.2 0.32 81.67
2026-07-22 525.28 56.43 0.31 79.28
2026-07-21 512.29 55.67 0.31 79.28
2026-07-20 523.96 68.68 0.35 94
2026-07-17 521.57 70.55 0.35 95.62
2026-07-16 518.65 63.8 0.33 87.25
2026-07-15 525.22 64.95 0.33 89.24
2026-07-14 528.67 64 0.33 88.05
2026-07-13 541.82 68.3 0.34 94
2026-07-10 539.63 65.89 0.34 92.03
2026-07-09 532.23 64.69 0.33 90.04
2026-07-08 545.11 62.87 0.33 87.65
2026-07-07 549.04 63.24 0.33 88.05
2026-07-02 549.01 63.58 0.33 89.29