Market Cap Chart

View Market Cap for WMB.
Upgrade now.
Sep '18
Jan '19
May '19
 
285.00
270.00
255.00
240.00
View Market Cap Chart
Start Trial

Historical Market Cap Data

View and export this data back to 1998. Start Trial.
Date Value
August 21, 2026 86.21B
August 20, 2026 87.66B
August 19, 2026 89.57B
August 18, 2026 91.88B
August 17, 2026 89.83B
August 14, 2026 91.97B
August 13, 2026 89.33B
August 12, 2026 90.14B
August 11, 2026 88.44B
August 10, 2026 87.87B
August 07, 2026 86.10B
August 06, 2026 87.76B
August 05, 2026 87.82B
August 04, 2026 87.46B
August 03, 2026 86.14B
July 31, 2026 87.49B
July 30, 2026 86.72B
July 29, 2026 85.77B
July 28, 2026 85.81B
July 27, 2026 86.58B
July 24, 2026 90.50B
July 23, 2026 92.03B
July 22, 2026 91.10B
July 21, 2026 89.72B
July 20, 2026 90.70B
Date Value
July 17, 2026 89.74B
July 16, 2026 91.39B
July 15, 2026 90.97B
July 14, 2026 92.92B
July 13, 2026 91.06B
July 10, 2026 91.75B
July 09, 2026 92.28B
July 08, 2026 92.06B
July 07, 2026 91.82B
July 06, 2026 89.06B
July 02, 2026 89.45B
July 01, 2026 89.00B
June 30, 2026 90.92B
June 29, 2026 91.80B
June 26, 2026 95.30B
June 25, 2026 94.82B
June 24, 2026 92.79B
June 23, 2026 92.69B
June 22, 2026 91.66B
June 18, 2026 89.43B
June 17, 2026 87.14B
June 16, 2026 87.42B
June 15, 2026 87.43B
June 12, 2026 88.15B
June 11, 2026 87.59B

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.

Read full definition.

Market Cap Range, Past 5 Years

View Market Cap Range, Past 5 Years
Start Trial
--
Minimum
--
Maximum
--
Average
--
Median

Market Cap Benchmarks

Market Cap Related Metrics