Market Cap Chart

View Market Cap for PAA.
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Sep '18
Jan '19
May '19
 
285.00
270.00
255.00
240.00
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Historical Market Cap Data

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Date Value
September 11, 2026 18.42B
September 10, 2026 18.14B
September 09, 2026 18.24B
September 08, 2026 18.32B
September 04, 2026 18.13B
September 03, 2026 18.01B
September 02, 2026 18.15B
September 01, 2026 18.25B
August 31, 2026 18.10B
August 28, 2026 17.98B
August 27, 2026 18.00B
August 26, 2026 18.08B
August 25, 2026 17.43B
August 24, 2026 17.61B
August 21, 2026 17.36B
August 20, 2026 17.35B
August 19, 2026 16.93B
August 18, 2026 17.07B
August 17, 2026 16.76B
August 14, 2026 16.86B
August 13, 2026 16.55B
August 12, 2026 16.40B
August 11, 2026 16.33B
August 10, 2026 16.41B
August 07, 2026 16.09B
Date Value
August 06, 2026 16.59B
August 05, 2026 16.35B
August 04, 2026 16.62B
August 03, 2026 17.07B
July 31, 2026 17.33B
July 30, 2026 17.51B
July 29, 2026 17.56B
July 28, 2026 17.24B
July 27, 2026 17.14B
July 24, 2026 17.36B
July 23, 2026 17.42B
July 22, 2026 17.25B
July 21, 2026 17.14B
July 20, 2026 17.15B
July 17, 2026 16.84B
July 16, 2026 16.76B
July 15, 2026 16.47B
July 14, 2026 16.66B
July 13, 2026 16.61B
July 10, 2026 16.15B
July 09, 2026 16.11B
July 08, 2026 16.32B
July 07, 2026 16.00B
July 06, 2026 15.71B
July 02, 2026 15.88B

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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