Market Cap Chart

View Market Cap for IRM.
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Sep '18
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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 16, 2026 33.38B
September 15, 2026 33.35B
September 14, 2026 33.36B
September 11, 2026 34.28B
September 10, 2026 33.61B
September 09, 2026 34.30B
September 08, 2026 34.55B
September 04, 2026 34.78B
September 03, 2026 34.23B
September 02, 2026 33.29B
September 01, 2026 34.00B
August 31, 2026 34.34B
August 28, 2026 34.95B
August 27, 2026 36.52B
August 26, 2026 36.15B
August 25, 2026 35.99B
August 24, 2026 36.07B
August 21, 2026 36.32B
August 20, 2026 36.59B
August 19, 2026 36.34B
August 18, 2026 37.70B
August 17, 2026 38.67B
August 14, 2026 38.53B
August 13, 2026 37.69B
August 12, 2026 37.02B
Date Value
August 11, 2026 36.43B
August 10, 2026 36.18B
August 07, 2026 36.06B
August 06, 2026 36.30B
August 05, 2026 37.84B
August 04, 2026 37.36B
August 03, 2026 36.93B
July 31, 2026 36.41B
July 30, 2026 37.10B
July 29, 2026 35.94B
July 28, 2026 37.42B
July 27, 2026 37.80B
July 24, 2026 38.19B
July 23, 2026 37.07B
July 22, 2026 37.06B
July 21, 2026 37.37B
July 20, 2026 36.98B
July 17, 2026 36.86B
July 16, 2026 36.21B
July 15, 2026 36.77B
July 14, 2026 36.51B
July 13, 2026 36.42B
July 10, 2026 36.17B
July 09, 2026 35.56B
July 08, 2026 34.37B

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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Equinix, Inc. 101.28B
Digital Realty Trust, Inc. 68.21B
Fermi, Inc. 3.155B
American Tower Corp. 81.82B
CoStar Group, Inc. 11.86B

Market Cap Related Metrics