After hours
⌘K
Sign in Sign up

Plug Power Inc PLUG 2.12 0.1 4.95%

Previous-day view · Thu Sep 17 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

PLUG / Comparative study

3 signals / 503 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z -0.38
33.35
Mean
41.5
Window
+20.3%
ATM IV z -2.05
0.68
Mean
1.09
Window
-23.6%
IV Percentile z -1.51
0.4
Mean
47.27
Window
-98.4%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.77 0.77
ATM IV 0.77 1.00 0.88
IV Percent... 0.77 0.88 1.00
Source observations

Data inspector

1-50 of 503
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-17 2.12 33.35 0.68 0.4
2026-09-16 2.02 34.64 0.7 0.79
2026-09-15 2.05 34.56 0.7 0.4
2026-09-14 2.06 34.67 0.7 0.4
2026-09-11 2.1 36.11 0.73 1.59
2026-09-10 2.11 37.61 0.76 4.37
2026-09-09 2.17 38.01 0.77 4.76
2026-09-08 2.26 36.84 0.75 2.78
2026-09-07 2.16 38.98 0.79 5.58
2026-09-04 2.17 36.25 0.73 1.59
2026-09-03 2.11 35.67 0.72 0.79
2026-09-02 2.09 36.45 0.74 1.19
2026-09-01 2.09 35.76 0.72 0.8
2026-08-31 2.16 35.48 0.72 0.4
2026-08-28 2.19 39.03 0.79 3.59
2026-08-27 2.27 37.28 0.75 0.8
2026-08-26 2.17 37.47 0.76 1.2
2026-08-25 2.27 36.78 0.74 0.4
2026-08-24 2.17 38.3 0.78 1.6
2026-08-21 2.27 40.34 0.82 2.79
2026-08-20 2.2 40.24 0.81 2.39
2026-08-19 2.25 39.25 0.79 1.99
2026-08-18 2.16 38.02 0.77 1.2
2026-08-17 2.28 38.66 0.78 1.2
2026-08-14 2.32 42.25 0.86 2.39
2026-08-13 2.3 46.37 0.94 13.94
2026-08-12 2.29 74 1.5 95.62
2026-08-11 2.22 46.71 0.95 15.54
2026-08-10 2.11 66.58 1.35 90.8
2026-08-07 2.18 52.92 1.07 64.54
2026-08-06 2.07 47.52 0.96 19.92
2026-08-05 2.1 47.27 0.96 18.33
2026-08-04 2.16 49.52 1 28.69
2026-08-03 2.08 51.44 1.04 51.2
2026-07-31 2.06 51.77 1.05 54.98
2026-07-30 2.09 48.8 0.99 25.5
2026-07-29 1.9 53.1 1.07 63.35
2026-07-28 1.96 53.68 1.09 65.34
2026-07-27 2.06 50.72 1.03 40
2026-07-24 2.09 51.49 1.04 51
2026-07-23 2.19 49.66 1 30.68
2026-07-22 2.23 51.96 1.05 54.58
2026-07-21 2.27 48.3 0.98 21.91
2026-07-20 2.13 49.58 1 29.2
2026-07-17 2.17 49.76 1.01 31.08
2026-07-16 2.15 48.56 0.98 22.71
2026-07-15 2.21 49.55 1 27.89
2026-07-14 2.27 49.77 1.01 30.28
2026-07-13 2.17 49.52 1 27.6
2026-07-10 2.23 49.56 1 27.49