PLUG Deep Analytical Report

Plug Power Inc. | Category: Equity Mid Cap | Last Updated: 2026-03-24 | Data Range: 1999-10-01 → 2026-03-01 (318 months)
Quick Overview
Timeframe C-C DoR σ
(Historical)
H-L DoR σ
(Historical)
O-C DoR σ
(Historical)
5Y ATRP
(Avg)
Binomial IV
(Period)
Yahoo IV
(Period)
1σ Lower
(68.27%)
1σ Upper 2σ Lower
(95.45%)
2σ Upper
Daily 6.11% 5.42% 5.30% 8.11% 5.41% 5.49% 2.16 2.40 2.04 2.53
Weekly 14.14% 17.25% 13.63% 19.51% 11.91% 12.08% 2.02 2.56 1.79 2.89
Monthly 29.12% 44.87% 28.20% 41.45% 24.79% 25.15% 1.78 2.92 1.39 3.74
Quarterly 80.33% 140.12% 48.00% 75.20% 42.94% 43.55% 1.48 3.50 0.96 5.37
Annual 85.88% 87.11% 0.96 5.37 0.41 12.68
Option Time Horizon 32.42% 32.88% 1.65 3.15 1.19 4.35
Calculation Notes: Computed at 2026-03-23T16:35 UTC  |  Reference Contract: Call option expiring 2026-05-15 (52 days)  |  Spot Price (S): $2.28  |  Strike (K): $2.50 (first OTM call ≥ spot)  |  Observed Mid-Price: $0.2150 (Bid $0.2000 / Ask $0.2300)  |  Risk-Free Rate (r): 3.73% (1-Month CMT, US Treasury)  |  Dividend Yield (q): 0.00%  |  Binomial IV (Annual): 85.88% (CRR binomial tree, American, n=20 steps)  |  BS IV: 86.75% (European Black-Scholes)  |  Yahoo IV (Annual): 87.11% → period-scaled as σperiod = σannual·√h  |  Price bands: Upper = S·e+σ√h, Lower = S·e−σ√h
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.52. Further, an Excess Kurtosis of 36.37 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -18.22%230.35%0.35%
-18.22% to -13.64%400.60%0.95%
-13.64% to -9.06%1492.25%3.20%
-9.06% to -4.47%77111.62%14.82%
-4.47% to 0.11%279942.20%57.02%
0.11% to 4.70%194929.38%86.40%
4.70% to 9.28%5798.73%95.13%
9.28% to 13.86%1772.67%97.80%
13.86% to 18.45%721.09%98.88%
Greater than 18.45%741.12%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -6.00%6.22% 81.74%68.27%
±2σ -12.11%12.34% 95.85%95.45%
±3σ -18.22%18.45% 98.54%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.59. Further, an Excess Kurtosis of 49.65 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -8.84%00.00%0.00%
-8.84% to -4.77%00.00%0.00%
-4.77% to -0.70%00.00%0.00%
-0.70% to 3.36%84212.69%12.69%
3.36% to 7.43%342351.60%64.29%
7.43% to 11.50%147622.25%86.54%
11.50% to 15.57%5037.58%94.12%
15.57% to 19.63%1862.80%96.92%
19.63% to 23.70%841.27%98.19%
Greater than 23.70%1201.81%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 2.01%12.85% 88.11%68.27%
±2σ -3.42%18.28% 96.16%95.45%
±3σ -8.84%23.70% 98.19%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 1.80. Further, an Excess Kurtosis of 34.79 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -15.27%460.69%0.69%
-15.27% to -11.29%681.03%1.72%
-11.29% to -7.32%1942.92%4.64%
-7.32% to -3.34%75411.37%16.01%
-3.34% to 0.64%229034.52%50.53%
0.64% to 4.61%223133.63%84.16%
4.61% to 8.59%76711.56%95.72%
8.59% to 12.56%1772.67%98.39%
12.56% to 16.54%550.83%99.22%
Greater than 16.54%520.78%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -4.67%5.94% 79.95%68.27%
±2σ -9.97%11.24% 95.60%95.45%
±3σ -15.27%16.54% 98.52%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.47. Further, an Excess Kurtosis of 18.34 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -41.84%30.22%0.22%
-41.84% to -31.23%80.58%0.80%
-31.23% to -20.63%372.69%3.49%
-20.63% to -10.03%15010.89%14.38%
-10.03% to 0.58%57341.61%55.99%
0.58% to 11.18%41530.14%86.13%
11.18% to 21.79%1218.79%94.92%
21.79% to 32.39%423.05%97.97%
32.39% to 42.99%110.80%98.77%
Greater than 42.99%171.23%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -13.56%14.72% 82.14%68.27%
±2σ -27.70%28.86% 95.93%95.45%
±3σ -41.84%43.00% 98.55%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 5.44. Further, an Excess Kurtosis of 49.76 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -32.31%00.00%0.00%
-32.31% to -19.38%00.00%0.00%
-19.38% to -6.44%00.00%0.00%
-6.44% to 6.50%916.60%6.60%
6.50% to 19.43%80358.27%64.88%
19.43% to 32.37%33324.17%89.04%
32.37% to 45.30%846.10%95.14%
45.30% to 58.24%342.47%97.61%
58.24% to 71.17%110.80%98.40%
Greater than 71.17%221.60%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 2.18%36.68% 91.51%68.27%
±2σ -15.07%53.93% 97.02%95.45%
±3σ -32.31%71.17% 98.40%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.58. Further, an Excess Kurtosis of 28.93 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -39.21%80.58%0.58%
-39.21% to -28.98%100.73%1.31%
-28.98% to -18.76%302.18%3.48%
-18.76% to -8.54%16411.90%15.38%
-8.54% to 1.69%50836.87%52.25%
1.69% to 11.91%47934.76%87.01%
11.91% to 22.14%1158.35%95.36%
22.14% to 32.36%402.90%98.26%
32.36% to 42.58%110.80%99.06%
Greater than 42.58%130.94%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -11.94%15.32% 81.20%68.27%
±2σ -25.58%28.95% 95.94%95.45%
±3σ -39.21%42.58% 98.48%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.61. Further, an Excess Kurtosis of 14.44 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -85.34%00.00%0.00%
-85.34% to -63.50%00.00%0.00%
-63.50% to -41.66%61.89%1.89%
-41.66% to -19.82%4313.56%15.46%
-19.82% to 2.02%14445.43%60.88%
2.02% to 23.86%7924.92%85.80%
23.86% to 45.70%268.20%94.01%
45.70% to 67.54%82.52%96.53%
67.54% to 89.39%51.58%98.11%
Greater than 89.39%61.89%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -27.10%31.14% 82.65%68.27%
±2σ -56.22%60.26% 94.95%95.45%
±3σ -85.34%89.39% 98.11%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.72. Further, an Excess Kurtosis of 37.31 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -84.53%00.00%0.00%
-84.53% to -50.88%00.00%0.00%
-50.88% to -17.23%00.00%0.00%
-17.23% to 16.42%216.60%6.60%
16.42% to 50.07%19561.32%67.92%
50.07% to 83.72%6319.81%87.74%
83.72% to 117.37%247.55%95.28%
117.37% to 151.02%61.89%97.17%
151.02% to 184.67%30.94%98.11%
Greater than 184.67%61.89%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 5.20%94.94% 91.19%68.27%
±2σ -39.67%139.81% 96.54%95.45%
±3σ -84.54%184.67% 98.11%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.01. Further, an Excess Kurtosis of 10.05 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -79.19%00.00%0.00%
-79.19% to -58.05%10.31%0.31%
-58.05% to -36.90%113.46%3.77%
-36.90% to -15.75%4313.52%17.30%
-15.75% to 5.39%12438.99%56.29%
5.39% to 26.54%9329.25%85.53%
26.54% to 47.69%278.49%94.03%
47.69% to 68.84%113.46%97.48%
68.84% to 89.98%41.26%98.74%
Greater than 89.98%41.26%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -22.80%33.59% 80.50%68.27%
±2σ -51.00%61.79% 96.23%95.45%
±3σ -79.19%89.98% 98.74%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.12. Further, an Excess Kurtosis of 19.83 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -231.09%00.00%0.00%
-231.09% to -170.84%00.00%0.00%
-170.84% to -110.59%00.00%0.00%
-110.59% to -50.34%76.60%6.60%
-50.34% to 9.91%6965.09%71.70%
9.91% to 70.16%2018.87%90.57%
70.16% to 130.41%65.66%96.23%
130.41% to 190.66%10.94%97.17%
190.66% to 250.91%00.00%97.17%
Greater than 250.91%32.83%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -70.42%90.24% 95.28%68.27%
±2σ -150.75%170.57% 96.23%95.45%
±3σ -231.09%250.90% 97.17%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.41. Further, an Excess Kurtosis of 23.98 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -299.51%00.00%0.00%
-299.51% to -194.42%00.00%0.00%
-194.42% to -89.33%00.00%0.00%
-89.33% to 15.76%00.00%0.00%
15.76% to 120.86%7267.29%67.29%
120.86% to 225.95%2422.43%89.72%
225.95% to 331.04%76.54%96.26%
331.04% to 436.13%10.93%97.20%
436.13% to 541.22%10.93%98.13%
Greater than 541.22%21.87%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -19.27%260.98% 93.46%68.27%
±2σ -159.39%401.10% 97.20%95.45%
±3σ -299.51%541.22% 98.13%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Right Skewed (Positive Asymmetry) with a Skewness factor of 0.98. Further, an Excess Kurtosis of 1.69 proves the distribution possesses Fat Tails (Higher Outlier Risk).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -128.79%00.00%0.00%
-128.79% to -92.79%00.00%0.00%
-92.79% to -56.78%43.74%3.74%
-56.78% to -20.78%1514.02%17.76%
-20.78% to 15.22%4844.86%62.62%
15.22% to 51.22%2220.56%83.18%
51.22% to 87.23%87.48%90.65%
87.23% to 123.23%65.61%96.26%
123.23% to 159.23%32.80%99.07%
Greater than 159.23%10.93%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -32.78%63.22% 75.70%68.27%
±2σ -80.78%111.23% 93.46%95.45%
±3σ -128.79%159.23% 99.07%99.73%