SRPT Deep Analytical Report

Sarepta Therapeutics, Inc. | Category: Equity Small Cap | Last Updated: 2026-03-24 | Data Range: 1997-06-01 → 2026-03-01 (346 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 6.04% 5.01% 4.29% 4.81% 6.06% 6.00% 16.32 18.42 15.36 19.57
Weekly 12.65% 15.55% 12.06% 11.52% 13.35% 13.20% 15.17 19.81 13.27 22.64
Monthly 26.52% 36.92% 26.52% 24.71% 27.78% 27.49% 13.13 22.89 9.95 30.22
Quarterly 44.43% 84.46% 44.56% 44.86% 48.12% 47.61% 10.71 28.05 6.62 45.38
Annual 96.24% 95.21% 6.62 45.38 2.53 118.81
Option Time Horizon 36.33% 35.94% 12.05 24.93 8.38 35.85
Calculation Notes: Computed at 2026-03-23T16:39 UTC  |  Reference Contract: Call option expiring 2026-05-15 (52 days)  |  Spot Price (S): $17.33  |  Strike (K): $17.50 (first OTM call ≥ spot)  |  Observed Mid-Price: $2.4500 (Bid $2.2500 / Ask $2.6500)  |  Risk-Free Rate (r): 3.73% (1-Month CMT, US Treasury)  |  Dividend Yield (q): 0.00%  |  Binomial IV (Annual): 96.24% (CRR binomial tree, American, n=20 steps)  |  BS IV: 95.55% (European Black-Scholes)  |  Yahoo IV (Annual): 95.21% → 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 7.99. Further, an Excess Kurtosis of 234.86 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -17.98%230.32%0.32%
-17.98% to -13.45%250.35%0.66%
-13.45% to -8.91%1161.60%2.27%
-8.91% to -4.38%6368.79%11.06%
-4.38% to 0.15%315443.59%54.64%
0.15% to 4.68%249134.43%89.07%
4.68% to 9.21%5587.71%96.78%
9.21% to 13.74%1251.73%98.51%
13.74% to 18.27%520.72%99.23%
Greater than 18.27%560.77%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -5.89%6.19% 86.44%68.27%
±2σ -11.94%12.23% 97.24%95.45%
±3σ -17.98%18.27% 98.91%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.79. Further, an Excess Kurtosis of 47.05 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -8.53%00.00%0.00%
-8.53% to -4.78%00.00%0.00%
-4.78% to -1.02%00.00%0.00%
-1.02% to 2.73%75910.49%10.49%
2.73% to 6.49%394654.53%65.01%
6.49% to 10.24%158821.94%86.96%
10.24% to 13.99%5277.28%94.24%
13.99% to 17.75%2122.93%97.17%
17.75% to 21.50%941.30%98.47%
Greater than 21.50%1111.53%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 1.48%11.49% 90.02%68.27%
±2σ -3.53%16.50% 96.61%95.45%
±3σ -8.53%21.50% 98.47%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Fairly Symmetrical with a Skewness factor of -0.25. Further, an Excess Kurtosis of 6.52 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -12.54%610.84%0.84%
-12.54% to -9.32%791.09%1.93%
-9.32% to -6.10%2152.97%4.91%
-6.10% to -2.88%84211.63%16.54%
-2.88% to 0.33%246434.05%50.59%
0.33% to 3.55%235832.58%83.17%
3.55% to 6.77%83611.55%94.72%
6.77% to 9.99%2423.34%98.07%
9.99% to 13.21%881.22%99.28%
Greater than 13.21%520.72%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -3.96%4.62% 77.74%68.27%
±2σ -8.25%8.92% 94.83%95.45%
±3σ -12.54%13.21% 98.44%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.65. Further, an Excess Kurtosis of 29.95 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -37.28%80.53%0.53%
-37.28% to -27.79%80.53%1.07%
-27.79% to -18.30%271.80%2.86%
-18.30% to -8.81%16911.25%14.11%
-8.81% to 0.68%61040.61%54.73%
0.68% to 10.17%48532.29%87.02%
10.17% to 19.66%1137.52%94.54%
19.66% to 29.14%523.46%98.00%
29.14% to 38.63%140.93%98.93%
Greater than 38.63%161.07%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -11.98%13.33% 82.62%68.27%
±2σ -24.63%25.98% 96.14%95.45%
±3σ -37.28%38.64% 98.40%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 4.57. Further, an Excess Kurtosis of 32.93 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -29.43%00.00%0.00%
-29.43% to -17.77%00.00%0.00%
-17.77% to -6.11%00.00%0.00%
-6.11% to 5.55%724.79%4.79%
5.55% to 17.21%94562.87%67.66%
17.21% to 28.87%30820.49%88.16%
28.87% to 40.53%1117.39%95.54%
40.53% to 52.19%261.73%97.27%
52.19% to 63.85%90.60%97.87%
Greater than 63.85%322.13%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 1.66%32.76% 91.55%68.27%
±2σ -13.89%48.31% 96.47%95.45%
±3σ -29.43%63.85% 97.87%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 20.68 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -35.28%70.47%0.47%
-35.28% to -26.24%110.73%1.20%
-26.24% to -17.19%442.93%4.13%
-17.19% to -8.14%15710.45%14.57%
-8.14% to 0.91%56237.39%51.96%
0.91% to 9.96%51934.53%86.49%
9.96% to 19.01%1419.38%95.87%
19.01% to 28.06%322.13%98.00%
28.06% to 37.10%140.93%98.94%
Greater than 37.10%161.06%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -11.15%12.97% 81.50%68.27%
±2σ -23.22%25.04% 95.74%95.45%
±3σ -35.29%37.10% 98.47%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 1.99. Further, an Excess Kurtosis of 8.23 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -76.85%00.00%0.00%
-76.85% to -56.96%10.29%0.29%
-56.96% to -37.08%113.19%3.48%
-37.08% to -17.19%4212.17%15.65%
-17.19% to 2.70%14542.03%57.68%
2.70% to 22.58%9928.70%86.38%
22.58% to 42.47%308.70%95.07%
42.47% to 62.35%72.03%97.10%
62.35% to 82.24%41.16%98.26%
Greater than 82.24%61.74%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -23.82%29.21% 82.03%68.27%
±2σ -50.33%55.73% 95.94%95.45%
±3σ -76.85%82.24% 98.26%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.59. Further, an Excess Kurtosis of 8.08 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -66.69%00.00%0.00%
-66.69% to -39.00%00.00%0.00%
-39.00% to -11.30%00.00%0.00%
-11.30% to 16.39%329.25%9.25%
16.39% to 44.08%20458.96%68.21%
44.08% to 71.77%6217.92%86.13%
71.77% to 99.46%236.65%92.77%
99.46% to 127.15%102.89%95.66%
127.15% to 154.84%72.02%97.69%
Greater than 154.84%82.31%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 7.16%81.00% 89.02%68.27%
±2σ -29.76%117.92% 94.22%95.45%
±3σ -66.69%154.84% 97.69%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.34. Further, an Excess Kurtosis of 14.46 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -76.07%00.00%0.00%
-76.07% to -56.18%30.87%0.87%
-56.18% to -36.29%72.02%2.89%
-36.29% to -16.40%4412.72%15.61%
-16.40% to 3.49%14441.62%57.23%
3.49% to 23.38%10530.35%87.57%
23.38% to 43.27%257.23%94.80%
43.27% to 63.15%82.31%97.11%
63.15% to 83.04%51.45%98.55%
Greater than 83.04%51.45%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -23.03%30.01% 82.37%68.27%
±2σ -49.55%56.52% 94.51%95.45%
±3σ -76.07%83.04% 98.55%99.73%
Close-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 1.87. Further, an Excess Kurtosis of 4.95 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -126.55%00.00%0.00%
-126.55% to -93.23%00.00%0.00%
-93.23% to -59.91%10.87%0.87%
-59.91% to -26.59%1714.78%15.65%
-26.59% to 6.73%5346.09%61.74%
6.73% to 40.05%2824.35%86.09%
40.05% to 73.37%86.96%93.04%
73.37% to 106.69%32.61%95.65%
106.69% to 140.01%21.74%97.39%
Greater than 140.01%32.61%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -37.70%51.16% 80.00%68.27%
±2σ -82.12%95.58% 95.65%95.45%
±3σ -126.55%140.01% 97.39%99.73%
High-to-Low Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.67. 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 -157.02%00.00%0.00%
-157.02% to -93.67%00.00%0.00%
-93.67% to -30.33%00.00%0.00%
-30.33% to 33.02%97.76%7.76%
33.02% to 96.36%7060.34%68.10%
96.36% to 159.71%1916.38%84.48%
159.71% to 223.05%97.76%92.24%
223.05% to 286.40%54.31%96.55%
286.40% to 349.74%21.72%98.28%
Greater than 349.74%21.72%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ 11.90%180.82% 86.21%68.27%
±2σ -72.56%265.28% 93.97%95.45%
±3σ -157.02%349.74% 98.28%99.73%
Open-to-Close Returns
Gram-Charlier Analysis: Data reveals Highly Right Skewed (Extreme Positive Tail Risk) with a Skewness factor of 2.40. Further, an Excess Kurtosis of 11.61 proves the distribution possesses Extreme Fat Tails (Frequent Outliers, Leptokurtic).
Bin Distribution Over Raw Range
Bin / RangeFrequencyProbCum. Prob
Less than -125.09%00.00%0.00%
-125.09% to -91.67%00.00%0.00%
-91.67% to -58.25%32.59%2.59%
-58.25% to -24.83%1613.79%16.38%
-24.83% to 8.60%4841.38%57.76%
8.60% to 42.02%3227.59%85.34%
42.02% to 75.44%108.62%93.97%
75.44% to 108.86%43.45%97.41%
108.86% to 142.28%21.72%99.14%
Greater than 142.28%10.86%100.00%
Standard Deviation Interval Analysis
SDLower BndUpper Bnd Actual %Normal %
±1σ -35.97%53.16% 81.90%68.27%
±2σ -80.53%97.72% 95.69%95.45%
±3σ -125.09%142.28% 99.14%99.73%