Market Cap Chart

View Market Cap for BRK.B.
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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 18, 2026 1.095T
September 17, 2026 1.094T
September 16, 2026 1.116T
September 15, 2026 1.110T
September 14, 2026 1.106T
September 11, 2026 1.096T
September 10, 2026 1.089T
September 09, 2026 1.088T
September 08, 2026 1.086T
September 04, 2026 1.087T
September 03, 2026 1.091T
September 02, 2026 1.085T
September 01, 2026 1.079T
August 31, 2026 1.082T
August 28, 2026 1.085T
August 27, 2026 1.082T
August 26, 2026 1.084T
August 25, 2026 1.083T
August 24, 2026 1.083T
August 21, 2026 1.065T
August 20, 2026 1.067T
August 19, 2026 1.073T
August 18, 2026 1.080T
August 17, 2026 1.070T
August 14, 2026 1.082T
Date Value
August 13, 2026 1.089T
August 12, 2026 1.095T
August 11, 2026 1.109T
August 10, 2026 1.137T
August 07, 2026 1.121T
August 06, 2026 1.127T
August 05, 2026 1.114T
August 04, 2026 1.116T
August 03, 2026 1.107T
July 31, 2026 1.103T
July 30, 2026 1.099T
July 29, 2026 1.098T
July 28, 2026 1.105T
July 27, 2026 1.072T
July 24, 2026 1.067T
July 23, 2026 1.059T
July 22, 2026 1.056T
July 21, 2026 1.056T
July 20, 2026 1.060T
July 17, 2026 1.059T
July 16, 2026 1.064T
July 15, 2026 1.053T
July 14, 2026 1.059T
July 13, 2026 1.072T
July 10, 2026 1.065T

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

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Median

Market Cap Benchmarks

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Mastercard, Inc. 496.28B
Visa, Inc. 688.08B
The Progressive Corp. 124.03B
American Express Co. 210.30B
Bank of America Corp. 405.15B

Market Cap Related Metrics