Karyopharm Therapeutics (KPTI) - Shares outstanding

Number of shares outstanding as of November 2026 : 28,938,000

According to Karyopharm Therapeutics 's latest financial reports and stock price the company's current number of shares outstanding is 28,938,000. At the end of 2024 the company had 115,454,000 shares outstanding. The number of outstanding shares is usually impacted by stock plits and shares buy back.

Shares outstanding history for Karyopharm Therapeutics from 2012 to 2024

Shares Outstanding at the end of each year

Year	Shares Outstanding	Change
2024	0.11 B	0.92%
2023	0.11 B	27.21%
2022	89.93 M	18.85%
2021	75.67 M	2.64%
2020	73.72 M	15.36%
2019	63.9 M	5.18%
2018	60.75 M	24.9%
2017	48.64 M	17.57%
2016	41.37 M	15.74%
2015	35.74 M	9.43%
2014	32.66 M	1183.85%
2013	2.54 M	37.78%
2012	1.84 M

Shares Outstanding for similar companies or competitors

Company	Shares Outstanding	differencediff.	Country
Abbott Laboratories ABT	1,731,941,601	5,885.01%	🇺🇸 USA
Merck MRK	2,466,774,301	8,424.34%	🇺🇸 USA
Bristol-Myers Squibb BMY	2,043,000,000	6,959.92%	🇺🇸 USA
Exelixis EXEL	246,756,000	752.71%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Number of shares outstanding for Karyopharm Therapeutics (KPTI)

Number of shares outstanding as of November 2026 : 28,938,000