GH Deep Analytical Report

Guardant Health, Inc. | Category: Equity Large Cap | Last Updated: 2026-02-22 | Data Range: 2018-10-01 → 2026-02-01 (89 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 4.31% 3.17% 3.77% 5.79% 3.44% 3.51% 99.62 106.70 96.25 110.44
Weekly 9.74% 9.47% 10.59% 13.76% 7.57% 7.73% 95.59 111.20 88.62 119.94
Monthly 20.79% 20.35% 20.54% 29.91% 15.75% 16.10% 88.08 120.68 75.24 141.27
Quarterly 45.02% 36.53% 34.98% 55.00% 27.28% 27.88% 78.49 135.43 59.75 177.90
Annual 54.55% 55.76% 59.75 177.90 34.63 306.98
Option Time Horizon 20.98% 21.45% 83.59 127.17 67.76 156.86
Calculation Notes: Computed at 2026-02-22T14:23 UTC  |  Reference Contract: Call option expiring 2026-04-17 (54 days)  |  Spot Price (S): $103.10  |  Strike (K): $105.00 (first OTM call ≥ spot)  |  Observed Mid-Price: $8.0500 (Bid $7.0000 / Ask $9.1000)  |  Risk-Free Rate (r): 3.72% (1-Month CMT, US Treasury)  |  Dividend Yield (q): 0.00%  |  Binomial IV (Annual): 54.55% (CRR binomial tree, American, n=20 steps)  |  BS IV: 54.72% (European Black-Scholes)  |  Yahoo IV (Annual): 55.76% → 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 Right Skewed (Positive Asymmetry) with a Skewness factor of 0.61. Further, an Excess Kurtosis of 6.03 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -12.78%60.32%0.32%
-12.78% to -9.54%191.03%1.35%
-9.54% to -6.31%693.73%5.08%
-6.31% to -3.08%23012.42%17.49%
-3.08% to 0.15%65335.26%52.75%
0.15% to 3.39%56830.67%83.42%
3.39% to 6.62%20911.29%94.71%
6.62% to 9.86%613.29%98.00%
9.86% to 13.09%201.08%99.08%
Greater than 13.09%170.92%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -4.16%4.47% 76.78%68.27%
±2σ -8.47%8.78% 95.73%95.45%
±3σ -12.78%13.09% 98.76%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.50. Further, an Excess Kurtosis of 11.31 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -3.76%00.00%0.00%
-3.76% to -1.38%00.00%0.00%
-1.38% to 0.99%00.00%0.00%
0.99% to 3.37%33017.81%17.81%
3.37% to 5.75%83044.79%62.60%
5.75% to 8.13%40021.59%84.19%
8.13% to 10.51%1658.90%93.09%
10.51% to 12.88%703.78%96.87%
12.88% to 15.26%251.35%98.22%
Greater than 15.26%331.78%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 2.58%8.92% 81.44%68.27%
±2σ -0.59%12.09% 96.17%95.45%
±3σ -3.76%15.26% 98.22%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Fairly Symmetrical with a Skewness factor of 0.09. Further, an Excess Kurtosis of 3.12 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -11.23%110.59%0.59%
-11.23% to -8.41%211.13%1.73%
-8.41% to -5.58%733.94%5.67%
-5.58% to -2.75%22412.09%17.75%
-2.75% to 0.07%59932.33%50.08%
0.07% to 2.90%59532.11%82.19%
2.90% to 5.73%20711.17%93.36%
5.73% to 8.56%904.86%98.22%
8.56% to 11.38%221.19%99.41%
Greater than 11.38%110.59%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -3.69%3.85% 74.69%68.27%
±2σ -7.46%7.62% 94.82%95.45%
±3σ -11.24%11.38% 98.81%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Fairly Symmetrical with a Skewness factor of 0.18. Further, an Excess Kurtosis of 3.09 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -28.42%20.52%0.52%
-28.42% to -21.11%00.00%0.52%
-21.11% to -13.81%143.64%4.16%
-13.81% to -6.50%6015.58%19.74%
-6.50% to 0.80%13334.55%54.29%
0.80% to 8.11%10427.01%81.30%
8.11% to 15.41%4712.21%93.51%
15.41% to 22.72%153.90%97.40%
22.72% to 30.02%82.08%99.48%
Greater than 30.02%20.52%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -8.94%10.54% 75.58%68.27%
±2σ -18.68%20.28% 95.84%95.45%
±3σ -28.42%30.02% 98.96%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.45. Further, an Excess Kurtosis of 36.44 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -13.50%00.00%0.00%
-13.50% to -6.39%00.00%0.00%
-6.39% to 0.71%00.00%0.00%
0.71% to 7.81%5113.21%13.21%
7.81% to 14.92%18347.41%60.62%
14.92% to 22.02%9324.09%84.72%
22.02% to 29.12%3910.10%94.82%
29.12% to 36.23%143.63%98.45%
36.23% to 43.33%10.26%98.70%
Greater than 43.33%51.30%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 5.45%24.39% 87.82%68.27%
±2σ -4.03%33.86% 98.19%95.45%
±3σ -13.50%43.33% 98.70%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.75. Further, an Excess Kurtosis of 23.73 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -31.50%00.00%0.00%
-31.50% to -23.55%20.52%0.52%
-23.55% to -15.61%112.85%3.37%
-15.61% to -7.66%5714.77%18.13%
-7.66% to 0.28%12833.16%51.30%
0.28% to 8.23%12231.61%82.90%
8.23% to 16.17%4812.44%95.34%
16.17% to 24.12%164.15%99.48%
24.12% to 32.06%00.00%99.48%
Greater than 32.06%20.52%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -10.31%10.88% 79.53%68.27%
±2σ -20.90%21.47% 97.41%95.45%
±3σ -31.50%32.06% 99.48%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Right Skewed (Positive Asymmetry) with a Skewness factor of 0.87. Further, an Excess Kurtosis of 1.76 proves the distribution possesses Fat Tails (Higher Outlier Risk).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -59.10%00.00%0.00%
-59.10% to -43.51%11.14%1.14%
-43.51% to -27.92%22.27%3.41%
-27.92% to -12.33%1415.91%19.32%
-12.33% to 3.26%2932.95%52.27%
3.26% to 18.86%3034.09%86.36%
18.86% to 34.45%66.82%93.18%
34.45% to 50.04%11.14%94.32%
50.04% to 65.63%55.68%100.00%
Greater than 65.63%00.00%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -17.52%24.05% 77.27%68.27%
±2σ -38.31%44.84% 92.05%95.45%
±3σ -59.10%65.63% 100.00%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.32. Further, an Excess Kurtosis of 7.44 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -25.28%00.00%0.00%
-25.28% to -10.02%00.00%0.00%
-10.02% to 5.25%00.00%0.00%
5.25% to 20.51%1617.98%17.98%
20.51% to 35.77%4247.19%65.17%
35.77% to 51.04%1719.10%84.27%
51.04% to 66.30%88.99%93.26%
66.30% to 81.57%33.37%96.63%
81.57% to 96.83%11.12%97.75%
Greater than 96.83%22.25%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 15.42%56.13% 82.02%68.27%
±2σ -4.93%76.48% 96.63%95.45%
±3σ -25.28%96.83% 97.75%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 1.18. Further, an Excess Kurtosis of 4.04 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -61.05%00.00%0.00%
-61.05% to -45.65%00.00%0.00%
-45.65% to -30.24%66.74%6.74%
-30.24% to -14.84%910.11%16.85%
-14.84% to 0.56%3438.20%55.06%
0.56% to 15.96%2629.21%84.27%
15.96% to 31.37%88.99%93.26%
31.37% to 46.77%44.49%97.75%
46.77% to 62.17%11.12%98.88%
Greater than 62.17%11.12%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -19.98%21.10% 78.65%68.27%
±2σ -40.51%41.63% 96.63%95.45%
±3σ -61.05%62.17% 98.88%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 1.19. Further, an Excess Kurtosis of 0.79 proves the distribution possesses Normal Tails (Mesokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -123.75%00.00%0.00%
-123.75% to -89.98%00.00%0.00%
-89.98% to -56.22%00.00%0.00%
-56.22% to -22.45%723.33%23.33%
-22.45% to 11.31%1343.33%66.67%
11.31% to 45.08%413.33%80.00%
45.08% to 78.84%310.00%90.00%
78.84% to 112.61%13.33%93.33%
112.61% to 146.38%26.67%100.00%
Greater than 146.38%00.00%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -33.71%56.33% 73.33%68.27%
±2σ -78.73%101.35% 93.33%95.45%
±3σ -123.75%146.38% 100.00%99.73%
High-to-Low 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 0.70 proves the distribution possesses Normal Tails (Mesokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -37.68%00.00%0.00%
-37.68% to -10.29%00.00%0.00%
-10.29% to 17.11%00.00%0.00%
17.11% to 44.51%722.58%22.58%
44.51% to 71.90%1445.16%67.74%
71.90% to 99.30%39.68%77.42%
99.30% to 126.70%39.68%87.10%
126.70% to 154.09%39.68%96.77%
154.09% to 181.49%13.23%100.00%
Greater than 181.49%00.00%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 35.37%108.43% 80.65%68.27%
±2σ -1.16%144.96% 96.77%95.45%
±3σ -37.68%181.49% 100.00%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Fairly Symmetrical with a Skewness factor of 0.20. Further, an Excess Kurtosis of -0.81 proves the distribution possesses Normal Tails (Mesokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -102.74%00.00%0.00%
-102.74% to -76.51%00.00%0.00%
-76.51% to -50.27%26.45%6.45%
-50.27% to -24.03%516.13%22.58%
-24.03% to 2.21%1135.48%58.06%
2.21% to 28.45%516.13%74.19%
28.45% to 54.68%516.13%90.32%
54.68% to 80.92%39.68%100.00%
80.92% to 107.16%00.00%100.00%
Greater than 107.16%00.00%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -32.78%37.19% 64.52%68.27%
±2σ -67.76%72.18% 100.00%95.45%
±3σ -102.74%107.16% 100.00%99.73%