PE Ratio Chart

View PE Ratio for ATRA.
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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
March 30, 2026 1.482
March 27, 2026 1.575
March 26, 2026 1.616
March 25, 2026 1.702
March 24, 2026 1.712
March 23, 2026 1.662
March 20, 2026 1.685
March 19, 2026 1.757
March 18, 2026 1.716
March 17, 2026 1.794
March 16, 2026 2.014
March 13, 2026 2.230
March 12, 2026 2.367
March 11, 2026 2.138
March 10, 2026 2.158
March 09, 2026 2.292
March 06, 2026 1.774
March 05, 2026 1.716
March 04, 2026 1.849
March 03, 2026 1.860
March 02, 2026 1.685
February 27, 2026 1.860
February 26, 2026 1.805
February 25, 2026 1.736
February 24, 2026 1.444
Date Value
February 23, 2026 1.441
February 20, 2026 1.434
February 19, 2026 1.455
February 18, 2026 1.520
February 17, 2026 1.540
February 13, 2026 1.527
February 12, 2026 1.527
February 11, 2026 1.575
February 10, 2026 1.657
February 09, 2026 1.709
February 06, 2026 1.674
February 05, 2026 1.547
February 04, 2026 1.668
February 03, 2026 1.729
February 02, 2026 1.729
January 30, 2026 1.784
January 29, 2026 1.890
January 28, 2026 1.887
January 27, 2026 1.908
January 26, 2026 1.815
January 23, 2026 1.791
January 22, 2026 1.716
January 21, 2026 1.578
January 20, 2026 1.482
January 16, 2026 1.558

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

PS Ratio 19.70
PEG Ratio -0.0305
Price 9.76
Earnings Yield -14.33%
Market Cap 92.16M
PEGY Ratio -0.0305