Market Cap Chart

View Market Cap for AMPH.
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Sep '18
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May '19
 
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270.00
255.00
240.00
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Historical Market Cap Data

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Date Value
August 21, 2026 918.70M
August 20, 2026 922.10M
August 19, 2026 924.65M
August 18, 2026 907.64M
August 17, 2026 887.22M
August 14, 2026 889.35M
August 13, 2026 858.30M
August 12, 2026 849.79M
August 11, 2026 868.51M
August 10, 2026 863.83M
August 07, 2026 883.82M
August 06, 2026 842.56M
August 05, 2026 860.85M
August 04, 2026 846.39M
August 03, 2026 902.56M
July 31, 2026 890.06M
July 30, 2026 909.70M
July 29, 2026 918.63M
July 28, 2026 899.43M
July 27, 2026 856.13M
July 24, 2026 835.60M
July 23, 2026 842.30M
July 22, 2026 861.49M
July 21, 2026 874.43M
July 20, 2026 876.22M
Date Value
July 17, 2026 881.35M
July 16, 2026 886.49M
July 15, 2026 865.95M
July 14, 2026 839.40M
July 13, 2026 861.04M
July 10, 2026 835.60M
July 09, 2026 848.99M
July 08, 2026 842.74M
July 07, 2026 896.31M
July 06, 2026 875.33M
July 02, 2026 876.67M
July 01, 2026 897.20M
June 30, 2026 900.77M
June 29, 2026 924.43M
June 26, 2026 972.19M
June 25, 2026 939.16M
June 24, 2026 938.27M
June 23, 2026 871.76M
June 22, 2026 818.19M
June 18, 2026 839.62M
June 17, 2026 866.40M
June 16, 2026 890.95M
June 15, 2026 879.79M
June 12, 2026 896.75M
June 11, 2026 916.39M

Market Capitalization Definition

Market Capitalization measures the total value of a company based on their stock price multiplied by the shares outstanding. This metric is important because it gives you an idea of the size of a company, and how the size has changed over time. When studying companies from a relative basis, it would make sense to compare companies that have a similar market capitalization because factors like market share, economies of scale, and business models would also be similar.

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Market Cap Range, Past 5 Years

View Market Cap Range, Past 5 Years
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