Pre-market
⌘K
Sign in Sign up

Charles River Laboratories International CRL 278.06 -3.61 -1.28%

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

CRL / Comparative study

3 signals / 503 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.87
14.69
Mean
31.86
Window
-35.9%
ATM IV z -0.13
0.45
Mean
0.47
Window
+40.9%
IV Percentile z -1.36
33.86
Mean
65.46
Window
-42.0%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.63 0.77
ATM IV 0.63 1.00 0.71
IV Percent... 0.77 0.71 1.00
Source observations

Data inspector

1-50 of 503
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-18 278.06 14.69 0.45 33.86
2026-09-17 281.67 17.32 0.48 45.82
2026-09-16 273.41 16.39 0.47 42.63
2026-09-15 272.88 14.99 0.46 35.86
2026-09-14 273.11 15.51 0.46 38.8
2026-09-11 278.26 13.08 0.44 27.49
2026-09-10 273 15.47 0.46 39.04
2026-09-09 278.35 15.35 0.46 38.65
2026-09-08 280.76 16.06 0.47 41.04
2026-09-07 288.5 15.43 0.46 39.2
2026-09-04 288.5 13.5 0.44 31.87
2026-09-03 293.35 11.91 0.43 22.31
2026-09-02 291.76 12.43 0.43 26.29
2026-09-01 282.34 15.13 0.46 38.4
2026-08-31 288.24 12.06 0.43 24.1
2026-08-28 291.5 11.32 0.42 20.4
2026-08-27 296.41 13.76 0.44 34.4
2026-08-26 295.1 13.66 0.44 33.6
2026-08-25 297.64 11.25 0.42 20.8
2026-08-24 298.58 11.96 0.43 24.5
2026-08-21 295.19 12.76 0.43 29.2
2026-08-20 291.45 14.54 0.45 37.2
2026-08-19 290 13.69 0.44 34.4
2026-08-18 279.19 13.16 0.44 31.6
2026-08-17 286.64 11.77 0.43 24.5
2026-08-14 280.05 10.16 0.41 20.8
2026-08-13 281.27 11.78 0.43 25.2
2026-08-12 284.37 14.46 0.45 37.2
2026-08-11 282 12.74 0.43 30.8
2026-08-10 277 13.21 0.44 32.13
2026-08-07 267.49 13.72 0.44 35.2
2026-08-06 265.51 17.99 0.48 50.4
2026-08-05 260.72 20.85 0.51 63.2
2026-08-04 234.12 30.2 0.6 90.4
2026-08-03 230.87 40.76 0.69 99.2
2026-07-31 232.51 37.38 0.66 98.4
2026-07-30 234.62 38.29 0.67 98.4
2026-07-29 234.8 36.79 0.66 96.8
2026-07-28 240.43 37.03 0.66 97.6
2026-07-27 224.3 36.97 0.66 97.59
2026-07-24 226.58 34.15 0.63 94.4
2026-07-23 229.29 32.67 0.62 94.4
2026-07-22 218.7 32.1 0.61 93.2
2026-07-21 219.4 30.8 0.6 92.4
2026-07-20 219.7 30.52 0.6 91.57
2026-07-17 224.35 29.48 0.59 90.8
2026-07-16 229.16 28.42 0.58 88.8
2026-07-15 228.22 28.06 0.58 87.6
2026-07-14 231.21 30.7 0.6 92.4
2026-07-13 229.75 29.38 0.59 90.76