PE Ratio Chart

View PE Ratio for ALNY.
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Sep '18
Jan '19
May '19
 
285.00
270.00
255.00
240.00
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Historical PE Ratio Data

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Date Value
August 21, 2026 39.88
August 20, 2026 38.71
August 19, 2026 40.96
August 18, 2026 38.60
August 17, 2026 37.92
August 14, 2026 38.60
August 13, 2026 38.35
August 12, 2026 37.81
August 11, 2026 37.35
August 10, 2026 36.63
August 07, 2026 37.01
August 06, 2026 36.49
August 05, 2026 38.62
August 04, 2026 36.98
August 03, 2026 37.20
July 31, 2026 34.70
July 30, 2026 34.69
July 29, 2026 48.39
July 28, 2026 48.69
July 27, 2026 47.00
July 24, 2026 45.88
July 23, 2026 45.37
July 22, 2026 45.08
July 21, 2026 45.82
July 20, 2026 46.04
Date Value
July 17, 2026 45.16
July 16, 2026 47.81
July 15, 2026 47.13
July 14, 2026 47.49
July 13, 2026 48.64
July 10, 2026 50.44
July 09, 2026 52.81
July 08, 2026 54.62
July 07, 2026 54.30
July 06, 2026 52.85
July 02, 2026 52.81
July 01, 2026 50.93
June 30, 2026 50.82
June 29, 2026 70.51
June 26, 2026 69.99
June 25, 2026 70.42
June 24, 2026 70.63
June 23, 2026 69.22
June 22, 2026 68.80
June 18, 2026 66.80
June 17, 2026 67.91
June 16, 2026 67.71
June 15, 2026 69.13
June 12, 2026 67.94
June 11, 2026 69.51

Price to Earnings Ratio (PE Ratio) Definition

The Price to Earnings Ratio (PE Ratio) is calculated by taking the stock price / EPS Diluted (TTM). This metric is considered a valuation metric that confirms whether the earnings of a company justifies the stock price. There isn't necesarily an optimum PE ratio, since different industries will have different ranges of PE Ratios. Because of this, PE Ratio is great to evaluate from a relative standpoint with other similar companies.

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PE Ratio Range, Past 5 Years

View PE Ratio Range, Past 5 Years
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PE Ratio Related Metrics