CI Deep Analytical Report

The Cigna Group | Category: Equity Mega Cap | Ann. Div Yield: 2.30% ($6.04) | Last Updated: 2026-03-24 | Data Range: 1982-03-01 → 2026-03-01 (529 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 2.02% 1.94% 1.74% 2.33% 2.63% 2.84% 252.68 266.35 246.11 273.46
Weekly 4.42% 5.36% 4.51% 5.43% 5.80% 6.26% 244.81 274.91 231.02 291.33
Monthly 8.76% 14.79% 10.28% 12.00% 12.07% 13.02% 229.93 292.71 203.78 330.27
Quarterly 15.22% 29.91% 19.67% 20.45% 20.91% 22.56% 210.48 319.75 170.77 394.11
Annual 41.82% 45.12% 170.77 394.11 112.41 598.72
Option Time Horizon 15.78% 17.03% 221.55 303.78 189.20 355.72
Calculation Notes: Computed at 2026-03-23T16:33 UTC  |  Reference Contract: Call option expiring 2026-05-15 (52 days)  |  Spot Price (S): $259.42  |  Strike (K): $270.00 (first OTM call ≥ spot)  |  Observed Mid-Price: $12.2500 (Bid $11.0000 / Ask $13.5000)  |  Risk-Free Rate (r): 3.73% (1-Month CMT, US Treasury)  |  Dividend Yield (q): 2.30%  |  Binomial IV (Annual): 41.82% (CRR binomial tree, American, n=20 steps)  |  BS IV: 42.32% (European Black-Scholes)  |  Yahoo IV (Annual): 45.12% → 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
2026-03-05 $1.5600
2025-12-04 $1.5100
2025-09-04 $1.5100
2025-06-03 $1.5100
2025-03-05 $1.5100
2024-12-04 $1.4000
2024-09-04 $1.4000
2024-06-04 $1.4000
2024-03-05 $1.4000
2023-12-05 $1.2300
2023-09-05 $1.2300
2023-06-06 $1.2300
2023-03-07 $1.2300
2022-12-05 $1.1200
2022-09-06 $1.1200
2022-06-07 $1.1200
2022-03-08 $1.1200
2021-12-06 $1.0000
2021-09-07 $1.0000
2021-06-07 $1.0000
2021-03-09 $1.0000
2020-03-09 $0.0400
2019-03-08 $0.0400
2018-03-09 $0.0400
2017-03-08 $0.0400
2016-03-09 $0.0400
2015-03-10 $0.0400
2014-03-10 $0.0400
2013-03-08 $0.0400
2012-03-08 $0.0400
2011-03-09 $0.0400
2010-03-09 $0.0400
2009-03-09 $0.0400
2008-03-07 $0.0400
2007-12-11 $0.0100
2007-09-10 $0.0100
2007-06-08 $0.0100
2007-03-09 $0.0083
2006-12-07 $0.0083
2006-09-07 $0.0083
2006-06-08 $0.0083
2006-03-09 $0.0083
2005-12-08 $0.0083
2005-09-08 $0.0083
2005-06-09 $0.0083
2005-03-10 $0.0083
2004-12-09 $0.0083
2004-09-09 $0.0083
2004-06-10 $0.0083
2004-03-11 $0.1100
2003-12-09 $0.1100
2003-09-09 $0.1100
2003-06-06 $0.1100
2003-03-07 $0.1100
2002-12-11 $0.1100
2002-09-10 $0.1100
2002-06-10 $0.1100
2002-03-11 $0.1100
2001-12-13 $0.1067
2001-09-10 $0.1067
2001-06-08 $0.1067
2001-03-09 $0.1067
2000-12-20 $0.1033
2000-09-08 $0.1033
2000-06-08 $0.1033
2000-03-09 $0.1033
1999-12-21 $0.1000
1999-09-08 $0.1000
1999-06-09 $0.1000
1999-03-10 $0.1000
1998-12-22 $0.0960
1998-09-09 $0.0960
1998-06-10 $0.0960
1998-03-11 $0.0956
1997-12-10 $0.0922
1997-09-10 $0.0922
1997-06-10 $0.0922
1997-03-11 $0.0922
1996-12-11 $0.0889
1996-09-10 $0.0889
1996-06-10 $0.0889
1996-03-11 $0.0889
1995-12-11 $0.0844
1995-09-08 $0.0844
1995-06-08 $0.0844
1995-03-07 $0.0844
1994-12-07 $0.0844
1994-09-06 $0.0844
1994-06-06 $0.0844
1994-03-07 $0.0844
1993-12-07 $0.0844
1993-09-03 $0.0844
1993-06-07 $0.0844
1993-03-08 $0.0844
1992-12-07 $0.0844
1992-09-04 $0.0844
1992-06-08 $0.0844
1992-03-09 $0.0844
1991-12-09 $0.0844
1991-09-06 $0.0844
1991-06-06 $0.0844
1991-03-07 $0.0844
1990-12-07 $0.0844
1990-09-06 $0.0844
1990-06-06 $0.0844
1990-03-07 $0.0844
1989-12-07 $0.0822
1989-09-06 $0.0822
1989-06-06 $0.0822
1989-03-07 $0.0822
1988-12-07 $0.0822
1988-09-06 $0.0822
1988-06-06 $0.1252
1988-03-07 $0.0822
1987-12-07 $0.0778
1987-09-04 $0.0778
1987-06-08 $0.0778
1987-03-09 $0.0778
1986-12-08 $0.0722
1986-09-08 $0.0722
1986-06-06 $0.0722
1986-03-07 $0.0722
1985-12-09 $0.0722
1985-09-06 $0.0722
1985-06-06 $0.0722
1985-03-07 $0.0722
1984-12-07 $0.0722
1984-09-06 $0.0722
1984-06-06 $0.0722
1984-03-07 $0.0722
1983-12-05 $0.0689
1983-09-02 $0.0689
1983-06-06 $0.0689
1983-03-07 $0.0689
1982-12-07 $0.0639
1982-09-07 $0.0639
1982-06-07 $0.0639
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Left Skewed (Negative Asymmetry) with a Skewness factor of -0.82. Further, an Excess Kurtosis of 29.20 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -6.00%790.71%0.71%
-6.00% to -4.49%810.73%1.44%
-4.49% to -2.97%3142.83%4.28%
-2.97% to -1.45%117810.63%14.91%
-1.45% to 0.06%395835.72%50.62%
0.06% to 1.58%374133.76%84.38%
1.58% to 3.10%124811.26%95.64%
3.10% to 4.62%3212.90%98.54%
4.62% to 6.13%920.83%99.37%
Greater than 6.13%700.63%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -1.96%2.09% 80.69%68.27%
±2σ -3.98%4.11% 95.93%95.45%
±3σ -6.01%6.13% 98.66%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 10.28. Further, an Excess Kurtosis of 311.13 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -3.51%00.00%0.00%
-3.51% to -2.05%00.00%0.00%
-2.05% to -0.60%00.00%0.00%
-0.60% to 0.86%8067.27%7.27%
0.86% to 2.32%641857.91%65.18%
2.32% to 3.78%260823.53%88.71%
3.78% to 5.24%7336.61%95.33%
5.24% to 6.69%2552.30%97.63%
6.69% to 8.15%1010.91%98.54%
Greater than 8.15%1621.46%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 0.38%4.26% 91.83%68.27%
±2σ -1.57%6.21% 97.13%95.45%
±3σ -3.51%8.15% 98.54%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 1.14. Further, an Excess Kurtosis of 22.72 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -5.22%700.63%0.63%
-5.22% to -3.92%830.75%1.38%
-3.92% to -2.62%3493.15%4.53%
-2.62% to -1.32%130311.76%16.29%
-1.32% to -0.02%365232.95%49.24%
-0.02% to 1.28%389835.17%84.41%
1.28% to 2.59%122211.03%95.43%
2.59% to 3.89%3363.03%98.47%
3.89% to 5.19%920.83%99.30%
Greater than 5.19%780.70%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -1.75%1.72% 78.91%68.27%
±2σ -3.49%3.45% 95.76%95.45%
±3σ -5.22%5.19% 98.66%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Fairly Symmetrical with a Skewness factor of -0.10. Further, an Excess Kurtosis of 9.14 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -12.96%210.92%0.92%
-12.96% to -9.64%251.09%2.01%
-9.64% to -6.33%622.70%4.71%
-6.33% to -3.01%26311.46%16.17%
-3.01% to 0.31%76833.48%49.65%
0.31% to 3.62%75432.87%82.52%
3.62% to 6.94%29412.82%95.34%
6.94% to 10.26%763.31%98.65%
10.26% to 13.57%150.65%99.30%
Greater than 13.57%160.70%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -4.11%4.73% 78.73%68.27%
±2σ -8.54%9.15% 95.42%95.45%
±3σ -12.96%13.57% 98.39%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 9.24. Further, an Excess Kurtosis of 162.02 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -10.01%00.00%0.00%
-10.01% to -5.99%00.00%0.00%
-5.99% to -1.97%00.00%0.00%
-1.97% to 2.05%934.05%4.05%
2.05% to 6.08%141461.61%65.66%
6.08% to 10.10%55324.10%89.76%
10.10% to 14.12%1386.01%95.77%
14.12% to 18.14%482.09%97.86%
18.14% to 22.16%200.87%98.74%
Greater than 22.16%291.26%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 0.71%11.44% 92.98%68.27%
±2σ -4.65%16.80% 97.21%95.45%
±3σ -10.01%22.16% 98.74%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.14. Further, an Excess Kurtosis of 24.45 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -13.57%130.57%0.57%
-13.57% to -10.18%80.35%0.92%
-10.18% to -6.80%552.40%3.31%
-6.80% to -3.42%30413.25%16.56%
-3.42% to -0.03%82936.12%52.68%
-0.03% to 3.35%75532.90%85.58%
3.35% to 6.73%23410.20%95.77%
6.73% to 10.12%482.09%97.86%
10.12% to 13.50%210.92%98.78%
Greater than 13.50%281.22%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -4.54%4.48% 80.04%68.27%
±2σ -9.06%8.99% 95.86%95.45%
±3σ -13.57%13.50% 98.21%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Left Skewed (Negative Asymmetry) with a Skewness factor of -0.62. Further, an Excess Kurtosis of 4.71 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -24.96%30.57%0.57%
-24.96% to -18.39%40.76%1.33%
-18.39% to -11.82%234.36%5.68%
-11.82% to -5.25%7113.45%19.13%
-5.25% to 1.32%15529.36%48.48%
1.32% to 7.89%17332.77%81.25%
7.89% to 14.46%7313.83%95.08%
14.46% to 21.03%203.79%98.86%
21.03% to 27.60%40.76%99.62%
Greater than 27.60%20.38%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -7.44%10.08% 72.73%68.27%
±2σ -16.20%18.84% 95.83%95.45%
±3σ -24.96%27.60% 99.05%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 10.75. Further, an Excess Kurtosis of 156.79 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -30.04%00.00%0.00%
-30.04% to -18.94%00.00%0.00%
-18.94% to -7.85%00.00%0.00%
-7.85% to 3.25%00.00%0.00%
3.25% to 14.34%35567.11%67.11%
14.34% to 25.43%13926.28%93.38%
25.43% to 36.53%264.91%98.30%
36.53% to 47.62%20.38%98.68%
47.62% to 58.72%30.57%99.24%
Greater than 58.72%40.76%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -0.45%29.13% 96.03%68.27%
±2σ -15.24%43.92% 98.68%95.45%
±3σ -30.04%58.72% 99.24%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.16. Further, an Excess Kurtosis of 39.59 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -31.09%00.00%0.00%
-31.09% to -23.38%10.19%0.19%
-23.38% to -15.67%81.51%1.70%
-15.67% to -7.96%7113.42%15.12%
-7.96% to -0.25%21540.64%55.77%
-0.25% to 7.46%15429.11%84.88%
7.46% to 15.17%5710.78%95.65%
15.17% to 22.88%163.02%98.68%
22.88% to 30.59%40.76%99.43%
Greater than 30.59%30.57%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -10.53%10.03% 82.04%68.27%
±2σ -20.81%20.31% 97.92%95.45%
±3σ -31.09%30.59% 99.43%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Left Skewed (Negative Asymmetry) with a Skewness factor of -0.70. Further, an Excess Kurtosis of 2.02 proves the distribution possesses Fat Tails (Higher Outlier Risk).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -41.57%21.14%1.14%
-41.57% to -30.16%00.00%1.14%
-30.16% to -18.74%95.11%6.25%
-18.74% to -7.33%2212.50%18.75%
-7.33% to 4.08%4827.27%46.02%
4.08% to 15.50%5631.82%77.84%
15.50% to 26.91%3218.18%96.02%
26.91% to 38.32%63.41%99.43%
38.32% to 49.74%10.57%100.00%
Greater than 49.74%00.00%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -11.13%19.30% 72.16%68.27%
±2σ -26.35%34.52% 96.59%95.45%
±3σ -41.57%49.74% 98.86%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 8.02. Further, an Excess Kurtosis of 79.04 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -61.70%00.00%0.00%
-61.70% to -39.27%00.00%0.00%
-39.27% to -16.84%00.00%0.00%
-16.84% to 5.59%00.00%0.00%
5.59% to 28.02%12470.06%70.06%
28.02% to 50.45%4625.99%96.05%
50.45% to 72.88%21.13%97.18%
72.88% to 95.31%21.13%98.31%
95.31% to 117.74%00.00%98.31%
Greater than 117.74%31.69%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -1.89%57.92% 97.18%68.27%
±2σ -31.80%87.83% 97.74%95.45%
±3σ -61.71%117.74% 98.31%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.05. Further, an Excess Kurtosis of 26.44 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -59.76%00.00%0.00%
-59.76% to -45.00%00.00%0.00%
-45.00% to -30.25%10.56%0.56%
-30.25% to -15.49%2514.12%14.69%
-15.49% to -0.74%7944.63%59.32%
-0.74% to 14.02%5128.81%88.14%
14.02% to 28.77%158.47%96.61%
28.77% to 43.52%42.26%98.87%
43.52% to 58.28%00.00%98.87%
Greater than 58.28%21.13%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -20.41%18.93% 86.44%68.27%
±2σ -40.08%38.61% 97.74%95.45%
±3σ -59.76%58.28% 98.87%99.73%