PE Ratio Chart

View PE Ratio for CSTM.
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Historical PE Ratio Data

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Date Value
August 24, 2026 6.851
August 21, 2026 6.956
August 20, 2026 6.825
August 19, 2026 6.828
August 18, 2026 7.201
August 17, 2026 7.697
August 14, 2026 7.615
August 13, 2026 7.494
August 12, 2026 7.589
August 11, 2026 7.695
August 10, 2026 7.558
August 07, 2026 7.574
August 06, 2026 7.360
August 05, 2026 7.633
August 04, 2026 7.636
August 03, 2026 7.311
July 31, 2026 7.147
July 30, 2026 7.35
July 29, 2026 7.108
July 28, 2026 7.481
July 27, 2026 7.592
July 24, 2026 7.473
July 23, 2026 7.718
July 22, 2026 7.546
July 21, 2026 7.334
Date Value
July 20, 2026 7.147
July 17, 2026 7.234
July 16, 2026 7.340
July 15, 2026 7.504
July 14, 2026 7.502
July 13, 2026 7.412
July 10, 2026 7.533
July 09, 2026 7.625
July 08, 2026 7.607
July 07, 2026 7.672
July 06, 2026 7.767
July 02, 2026 7.587
July 01, 2026 7.780
June 30, 2026 8.199
June 29, 2026 10.06
June 26, 2026 10.26
June 25, 2026 10.89
June 24, 2026 10.54
June 23, 2026 10.74
June 22, 2026 11.17
June 18, 2026 10.97
June 17, 2026 10.87
June 16, 2026 11.03
June 15, 2026 11.20
June 12, 2026 11.49

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 Benchmarks

PE Ratio Related Metrics