PNW Deep Analytical Report

Pinnacle West Capital Corporation | Category: Equity Large Cap | Ann. Div Yield: 3.64% ($3.58) | Last Updated: 2026-02-22 | Data Range: 1973-02-01 → 2026-02-01 (637 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 1.70% 1.31% 1.34% 1.92% 1.37% 1.55% 97.00 99.70 95.68 101.07
Weekly 3.65% 3.88% 3.38% 4.36% 3.01% 3.41% 95.42 101.35 92.59 104.45
Monthly 7.92% 8.58% 7.27% 9.31% 6.28% 7.09% 92.36 104.71 86.74 111.49
Quarterly 10.33% 14.64% 10.88% 15.13% 10.87% 12.28% 88.21 109.63 79.13 122.22
Annual 21.74% 24.56% 79.13 122.22 63.67 151.90
Option Time Horizon 8.36% 9.45% 90.45 106.92 83.20 116.24
Calculation Notes: Computed at 2026-02-22T14:18 UTC  |  Reference Contract: Call option expiring 2026-04-17 (54 days)  |  Spot Price (S): $98.34  |  Strike (K): $100.00 (first OTM call ≥ spot)  |  Observed Mid-Price: $2.5750 (Bid $2.1500 / Ask $3.0000)  |  Risk-Free Rate (r): 3.72% (1-Month CMT, US Treasury)  |  Dividend Yield (q): 3.64%  |  Binomial IV (Annual): 21.74% (CRR binomial tree, American, n=20 steps)  |  BS IV: 22.01% (European Black-Scholes)  |  Yahoo IV (Annual): 24.56% → period-scaled as σperiod = σannual·√h  |  Price bands: Upper = S·e+σ√h, Lower = S·e−σ√h
Historical Dividend Payouts
Ex-Dividend Date Amount
2026-02-02 $0.9100
2025-11-03 $0.9100
2025-08-01 $0.8950
2025-05-05 $0.8950
2025-02-03 $0.8950
2024-11-04 $0.8950
2024-08-01 $0.8800
2024-04-30 $0.8800
2024-01-31 $0.8800
2023-10-31 $0.8800
2023-07-31 $0.8650
2023-04-28 $0.8650
2023-01-31 $0.8650
2022-10-31 $0.8650
2022-07-29 $0.8500
2022-04-29 $0.8500
2022-01-31 $0.8500
2021-11-15 $0.8500
2021-07-30 $0.8300
2021-04-30 $0.8300
2021-01-29 $0.8300
2020-10-30 $0.8300
2020-07-31 $0.7830
2020-05-01 $0.7830
2020-01-31 $0.7830
2019-11-01 $0.7830
2019-07-31 $0.7380
2019-04-30 $0.7380
2019-01-31 $0.7380
2018-10-31 $0.7380
2018-07-31 $0.6950
2018-04-30 $0.6950
2018-01-31 $0.6950
2017-10-31 $0.6950
2017-07-28 $0.6550
2017-04-27 $0.6550
2017-01-30 $0.6550
2016-10-28 $0.6550
2016-07-28 $0.6250
2016-04-28 $0.6250
2016-01-28 $0.6250
2015-10-29 $0.6250
2015-07-30 $0.5950
2015-04-30 $0.5950
2015-01-29 $0.5950
2014-10-30 $0.5950
2014-07-30 $0.5680
2014-05-01 $0.5680
2014-01-30 $0.5680
2013-10-31 $0.5680
2013-07-30 $0.5450
2013-04-29 $0.5450
2013-01-30 $0.5450
2012-10-31 $0.5450
2012-07-30 $0.5250
2012-04-27 $0.5250
2012-01-30 $0.5250
2011-10-28 $0.5250
2011-07-28 $0.5250
2011-04-28 $0.5250
2011-01-28 $0.5250
2010-10-28 $0.5250
2010-07-29 $0.5250
2010-04-29 $0.5250
2010-01-28 $0.5250
2009-10-29 $0.5250
2009-07-30 $0.5250
2009-04-29 $0.5250
2009-01-29 $0.5250
2008-10-30 $0.5250
2008-07-30 $0.5250
2008-04-29 $0.5250
2008-01-30 $0.5250
2007-10-30 $0.5250
2007-07-30 $0.5250
2007-04-27 $0.5250
2007-01-30 $0.5250
2006-10-30 $0.5250
2006-07-28 $0.5000
2006-04-27 $0.5000
2006-01-30 $0.5000
2005-10-28 $0.5000
2005-07-28 $0.4750
2005-04-28 $0.4750
2005-01-28 $0.4750
2004-10-28 $0.4750
2004-07-29 $0.4500
2004-04-29 $0.4500
2004-01-29 $0.4500
2003-10-30 $0.4500
2003-07-30 $0.4250
2003-04-29 $0.4250
2003-01-30 $0.4250
2002-10-30 $0.4250
2002-07-30 $0.4000
2002-04-29 $0.4000
2002-01-30 $0.4000
2001-10-30 $0.4000
2001-07-30 $0.3750
2001-04-27 $0.3750
2001-01-30 $0.3750
2000-10-30 $0.3750
2000-07-28 $0.3500
2000-04-27 $0.3500
2000-01-28 $0.3500
1999-10-28 $0.3500
1999-07-29 $0.3250
1999-04-29 $0.3250
1999-01-28 $0.3250
1998-10-29 $0.3250
1998-07-30 $0.3000
1998-04-29 $0.3000
1998-01-29 $0.3000
1997-10-30 $0.3000
1997-07-30 $0.2750
1997-04-30 $0.2750
1997-01-30 $0.2750
1996-10-30 $0.2750
1996-07-30 $0.2500
1996-04-29 $0.2500
1996-01-30 $0.2500
1995-10-30 $0.2500
1995-07-28 $0.2250
1995-04-25 $0.2250
1995-01-26 $0.2250
1994-10-26 $0.2250
1994-07-26 $0.2000
1994-04-26 $0.2000
1994-01-26 $0.2000
1993-10-26 $0.2000
1989-07-26 $0.4000
1989-04-25 $0.4000
1989-01-26 $0.4000
1988-10-26 $0.7000
1988-07-26 $0.7000
1988-04-26 $0.7000
1988-01-26 $0.7000
1987-10-27 $0.7000
1987-07-28 $0.7000
1987-04-28 $0.7000
1973-04-25 $0.2900
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 11.52. Further, an Excess Kurtosis of 627.87 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -5.05%640.48%0.48%
-5.05% to -3.78%1050.79%1.27%
-3.78% to -2.51%2872.15%3.42%
-2.51% to -1.24%133910.04%13.45%
-1.24% to 0.04%553441.47%54.93%
0.04% to 1.31%425031.85%86.78%
1.31% to 2.58%135710.17%96.95%
2.58% to 3.85%2812.11%99.06%
3.85% to 5.12%730.55%99.60%
Greater than 5.12%530.40%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -1.66%1.73% 83.82%68.27%
±2σ -3.35%3.43% 96.90%95.45%
±3σ -5.05%5.12% 99.12%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.92. Further, an Excess Kurtosis of 53.78 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -2.06%00.00%0.00%
-2.06% to -1.07%00.00%0.00%
-1.07% to -0.09%00.00%0.00%
-0.09% to 0.90%166512.48%12.48%
0.90% to 1.88%688151.57%64.04%
1.88% to 2.86%306722.98%87.03%
2.86% to 3.85%10047.52%94.55%
3.85% to 4.83%3752.81%97.36%
4.83% to 5.82%1571.18%98.54%
Greater than 5.82%1951.46%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 0.57%3.19% 88.49%68.27%
±2σ -0.74%4.50% 96.58%95.45%
±3σ -2.06%5.82% 98.54%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Fairly Symmetrical with a Skewness factor of 0.06. Further, an Excess Kurtosis of 17.53 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -4.03%740.55%0.55%
-4.03% to -3.02%1220.91%1.47%
-3.02% to -2.02%4113.08%4.55%
-2.02% to -1.01%163312.24%16.79%
-1.01% to -0.01%364027.28%44.06%
-0.01% to 0.99%526039.42%83.48%
0.99% to 2.00%154111.55%95.03%
2.00% to 3.00%4323.24%98.27%
3.00% to 4.01%1290.97%99.24%
Greater than 4.01%1020.76%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -1.35%1.33% 78.24%68.27%
±2σ -2.69%2.67% 95.59%95.45%
±3σ -4.03%4.01% 98.68%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 3.63. Further, an Excess Kurtosis of 90.41 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -10.76%170.61%0.61%
-10.76% to -8.03%170.61%1.23%
-8.03% to -5.29%772.78%4.01%
-5.29% to -2.56%28610.34%14.36%
-2.56% to 0.18%100036.17%50.52%
0.18% to 2.91%97735.33%85.86%
2.91% to 5.65%29310.60%96.46%
5.65% to 8.38%642.31%98.77%
8.38% to 11.12%190.69%99.46%
Greater than 11.12%150.54%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -3.47%3.82% 81.95%68.27%
±2σ -7.11%7.47% 96.31%95.45%
±3σ -10.76%11.12% 98.84%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 12.13. Further, an Excess Kurtosis of 309.37 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -7.07%00.00%0.00%
-7.07% to -4.16%00.00%0.00%
-4.16% to -1.25%00.00%0.00%
-1.25% to 1.67%1083.90%3.90%
1.67% to 4.58%169161.14%65.04%
4.58% to 7.49%67324.33%89.37%
7.49% to 10.41%1876.76%96.13%
10.41% to 13.32%511.84%97.98%
13.32% to 16.23%230.83%98.81%
Greater than 16.23%331.19%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 0.70%8.46% 92.44%68.27%
±2σ -3.19%12.35% 97.43%95.45%
±3σ -7.07%16.23% 98.81%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Right Skewed (Positive Asymmetry) with a Skewness factor of 0.86. Further, an Excess Kurtosis of 24.54 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -10.15%120.43%0.43%
-10.15% to -7.62%240.87%1.30%
-7.62% to -5.08%572.06%3.36%
-5.08% to -2.55%32911.89%15.26%
-2.55% to -0.02%97335.18%50.43%
-0.02% to 2.52%96935.03%85.47%
2.52% to 5.05%2649.54%95.01%
5.05% to 7.58%863.11%98.12%
7.58% to 10.11%291.05%99.17%
Greater than 10.11%230.83%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -3.39%3.36% 81.02%68.27%
±2σ -6.77%6.74% 95.84%95.45%
±3σ -10.15%10.11% 98.73%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 3.98. Further, an Excess Kurtosis of 63.21 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -22.97%30.47%0.47%
-22.97% to -17.03%30.47%0.94%
-17.03% to -11.09%111.73%2.67%
-11.09% to -5.15%7011.01%13.68%
-5.15% to 0.78%23937.58%51.26%
0.78% to 6.72%22735.69%86.95%
6.72% to 12.66%6410.06%97.01%
12.66% to 18.60%132.04%99.06%
18.60% to 24.54%30.47%99.53%
Greater than 24.54%30.47%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -7.13%8.70% 82.86%68.27%
±2σ -15.05%16.62% 97.33%95.45%
±3σ -22.97%24.53% 99.06%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 6.78. Further, an Excess Kurtosis of 73.18 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -15.26%00.00%0.00%
-15.26% to -8.82%00.00%0.00%
-8.82% to -2.39%00.00%0.00%
-2.39% to 4.05%284.40%4.40%
4.05% to 10.48%38360.13%64.52%
10.48% to 16.92%16626.06%90.58%
16.92% to 23.35%335.18%95.76%
23.35% to 29.79%152.35%98.12%
29.79% to 36.22%20.31%98.43%
Greater than 36.22%101.57%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 1.90%19.06% 92.31%68.27%
±2σ -6.68%27.64% 97.80%95.45%
±3σ -15.26%36.22% 98.43%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 1.66. Further, an Excess Kurtosis of 24.13 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -21.85%20.31%0.31%
-21.85% to -16.40%30.47%0.78%
-16.40% to -10.95%152.35%3.14%
-10.95% to -5.50%8212.87%16.01%
-5.50% to -0.05%22735.64%51.65%
-0.05% to 5.40%20932.81%84.46%
5.40% to 10.85%7211.30%95.76%
10.85% to 16.30%152.35%98.12%
16.30% to 21.75%60.94%99.06%
Greater than 21.75%60.94%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -7.32%7.22% 80.06%68.27%
±2σ -14.58%14.49% 96.86%95.45%
±3σ -21.85%21.75% 98.74%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Fairly Symmetrical with a Skewness factor of 0.05. Further, an Excess Kurtosis of 2.84 proves the distribution possesses Fat Tails (Higher Outlier Risk).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -28.93%10.47%0.47%
-28.93% to -21.19%52.36%2.83%
-21.19% to -13.44%94.25%7.08%
-13.44% to -5.70%2712.74%19.81%
-5.70% to 2.05%6229.25%49.06%
2.05% to 9.80%6430.19%79.25%
9.80% to 17.54%3817.92%97.17%
17.54% to 25.29%31.42%98.58%
25.29% to 33.03%10.47%99.06%
Greater than 33.03%20.94%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -8.28%12.38% 75.94%68.27%
±2σ -18.60%22.71% 94.34%95.45%
±3σ -28.93%33.03% 98.58%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.43. Further, an Excess Kurtosis of 29.12 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -24.53%00.00%0.00%
-24.53% to -13.55%00.00%0.00%
-13.55% to -2.57%00.00%0.00%
-2.57% to 8.40%125.63%5.63%
8.40% to 19.38%13261.97%67.61%
19.38% to 30.36%4621.60%89.20%
30.36% to 41.34%115.16%94.37%
41.34% to 52.31%41.88%96.24%
52.31% to 63.29%52.35%98.59%
Greater than 63.29%31.41%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 4.75%34.02% 92.96%68.27%
±2σ -9.89%48.65% 96.24%95.45%
±3σ -24.53%63.29% 98.59%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 1.31. Further, an Excess Kurtosis of 4.82 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -32.92%10.47%0.47%
-32.92% to -24.76%10.47%0.94%
-24.76% to -16.60%20.94%1.88%
-16.60% to -8.44%3918.31%20.19%
-8.44% to -0.28%7836.62%56.81%
-0.28% to 7.89%5626.29%83.10%
7.89% to 16.05%219.86%92.96%
16.05% to 24.21%73.29%96.24%
24.21% to 32.37%62.82%99.06%
Greater than 32.37%20.94%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -11.16%10.61% 78.87%68.27%
±2σ -22.04%21.49% 95.31%95.45%
±3σ -32.92%32.37% 98.59%99.73%