Market Cap Chart

View Market Cap for KPTI.
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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
June 10, 2026 205.38M
June 09, 2026 195.91M
June 08, 2026 191.62M
June 05, 2026 204.70M
June 04, 2026 204.47M
June 03, 2026 202.90M
June 02, 2026 208.08M
June 01, 2026 221.38M
May 29, 2026 205.15M
May 28, 2026 205.38M
May 27, 2026 203.51M
May 26, 2026 203.29M
May 22, 2026 184.93M
May 21, 2026 182.66M
May 20, 2026 180.85M
May 19, 2026 169.29M
May 18, 2026 161.81M
May 15, 2026 173.82M
May 14, 2026 201.70M
May 13, 2026 200.57M
May 12, 2026 202.04M
May 11, 2026 199.66M
May 08, 2026 194.84M
May 07, 2026 199.58M
May 06, 2026 203.41M
Date Value
May 05, 2026 212.21M
May 04, 2026 209.73M
May 01, 2026 197.77M
April 30, 2026 187.40M
April 29, 2026 189.43M
April 28, 2026 157.76M
April 27, 2026 158.86M
April 24, 2026 158.86M
April 23, 2026 160.51M
April 22, 2026 175.19M
April 21, 2026 168.21M
April 20, 2026 164.00M
April 17, 2026 157.94M
April 16, 2026 158.86M
April 15, 2026 157.02M
April 14, 2026 155.01M
April 13, 2026 151.89M
April 10, 2026 146.75M
April 09, 2026 149.69M
April 08, 2026 132.99M
April 07, 2026 132.26M
April 06, 2026 115.93M
April 02, 2026 108.05M
April 01, 2026 106.76M
March 31, 2026 102.18M

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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Market Cap Benchmarks

Market Cap Related Metrics

PS Ratio 0.8910
PEG Ratio -0.0050
Price 8.99
Earnings Yield -167.8%
PEGY Ratio -0.0050