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Merck & Co MRK 146.63 -0.52 -0.35%

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

MRK / Comparative study

3 signals / 502 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.28
43.46
Mean
49.39
Window
+68.4%
ATM IV z -0.49
0.27
Mean
0.29
Window
+48.1%
IV Percentile z -1.59
19.12
Mean
63.81
Window
-44.0%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.50 0.76
ATM IV 0.50 1.00 0.50
IV Percent... 0.76 0.50 1.00
Source observations

Data inspector

1-50 of 502
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-18 146.63 43.46 0.27 19.12
2026-09-17 147.15 46.45 0.27 22.31
2026-09-16 144.91 46.69 0.28 23.51
2026-09-15 143.79 48.51 0.28 29.48
2026-09-14 144.85 43.66 0.27 20
2026-09-11 143.93 43.02 0.27 18.33
2026-09-10 144.71 48.81 0.28 30.28
2026-09-09 147.53 49.35 0.28 33.47
2026-09-08 148.46 56.37 0.29 51.79
2026-09-07 150.51 42.92 0.27 18
2026-09-04 150.33 48.84 0.28 29.88
2026-09-03 152.34 46.92 0.28 22.31
2026-09-02 151.64 46.56 0.27 21.51
2026-09-01 149.86 47.37 0.28 24
2026-08-31 147.76 49.85 0.28 32.53
2026-08-28 148.35 42.78 0.27 17.6
2026-08-27 149.54 53.57 0.29 42.8
2026-08-26 153.1 41.68 0.27 16.4
2026-08-25 156.45 53.88 0.29 44.4
2026-08-24 150.66 50.69 0.28 34.54
2026-08-21 152.55 48.29 0.28 26.4
2026-08-20 148.99 64.74 0.31 70.4
2026-08-19 152.2 87.95 0.35 98
2026-08-18 135.17 25.81 0.23 3.6
2026-08-17 135.97 35.13 0.25 9.24
2026-08-14 135.84 31.86 0.25 7.2
2026-08-13 135.55 34.96 0.25 8
2026-08-12 132.92 37.13 0.26 10
2026-08-11 130.42 38.42 0.26 11.2
2026-08-10 130.92 41.04 0.26 12.85
2026-08-07 128.58 38.8 0.26 11.2
2026-08-06 128.37 47.86 0.28 23.2
2026-08-05 128.33 51.69 0.28 38
2026-08-04 128 62.28 0.31 63.6
2026-08-03 127.77 83.66 0.35 95.98
2026-07-31 130.2 86.43 0.35 98
2026-07-30 129.79 92.49 0.36 99.2
2026-07-29 130.36 84.89 0.35 98
2026-07-28 131.82 78.74 0.34 92.4
2026-07-27 130.76 89.32 0.36 98.8
2026-07-24 131.07 78.47 0.34 91.6
2026-07-23 130.48 78.92 0.34 92
2026-07-22 127.47 85.98 0.35 97.6
2026-07-21 126.26 83.88 0.35 96.8
2026-07-20 124.4 79.24 0.34 92.37
2026-07-17 127.5 81.07 0.34 94.8
2026-07-16 127.63 79.36 0.34 92
2026-07-15 123.61 72.98 0.33 83.6
2026-07-14 120.78 77.53 0.33 89.6
2026-07-13 124.03 77.5 0.33 89.56