Market Cap Chart

View Market Cap for CNI.
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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
August 21, 2026 78.54B
August 20, 2026 77.57B
August 19, 2026 77.21B
August 18, 2026 76.55B
August 17, 2026 76.57B
August 14, 2026 76.73B
August 13, 2026 77.25B
August 12, 2026 76.41B
August 11, 2026 76.39B
August 10, 2026 75.70B
August 07, 2026 76.58B
August 06, 2026 76.46B
August 05, 2026 77.15B
August 04, 2026 77.00B
August 03, 2026 76.10B
July 31, 2026 76.95B
July 30, 2026 76.90B
July 29, 2026 78.54B
July 28, 2026 78.35B
July 27, 2026 77.96B
July 24, 2026 78.32B
July 23, 2026 78.99B
July 22, 2026 77.37B
July 21, 2026 76.88B
July 20, 2026 76.98B
Date Value
July 17, 2026 78.40B
July 16, 2026 77.91B
July 15, 2026 75.34B
July 14, 2026 75.82B
July 13, 2026 76.14B
July 10, 2026 75.59B
July 09, 2026 75.55B
July 08, 2026 74.54B
July 07, 2026 74.60B
July 06, 2026 73.92B
July 02, 2026 73.86B
July 01, 2026 72.80B
June 30, 2026 72.45B
June 29, 2026 73.12B
June 26, 2026 73.25B
June 25, 2026 73.13B
June 24, 2026 70.43B
June 23, 2026 69.81B
June 22, 2026 69.35B
June 18, 2026 68.92B
June 17, 2026 69.24B
June 16, 2026 71.50B
June 15, 2026 71.42B
June 12, 2026 72.29B
June 11, 2026 71.86B

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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Market Cap Benchmarks

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Norfolk Southern Corp. 79.31B
Union Pacific Corp. 184.08B
CSX Corp. 95.28B
East Japan Railway Co. 25.13B
FirstGroup Plc 1.324B

Market Cap Related Metrics