Protagonist Therapeutics (PTGX) - Shares outstanding

Number of shares outstanding as of October 2026 : 65,935,769

According to Protagonist Therapeutics 's latest financial reports and stock price the company's current number of shares outstanding is 65,935,769. At the end of 2026 the company had 65,935,769 shares outstanding. The number of outstanding shares is usually impacted by stock plits and shares buy back.

Shares outstanding history for Protagonist Therapeutics from 2015 to 2026

Shares Outstanding at the end of each year

Year	Shares Outstanding	Change
2026	65.93 M	2.97%
2025	64.03 M	2.73%
2024	62.32 M	3.21%
2023	60.38 M	22.58%
2022	49.26 M	2.3%
2021	48.15 M	21.59%
2020	39.6 M	43.44%
2019	27.61 M	14.16%
2018	24.18 M	19.76%
2017	20.19 M	20.8%
2016	16.71 M	184.09%
2015	5.88 M

Shares Outstanding for similar companies or competitors

Company	Shares Outstanding	differencediff.	Country
ORIC Pharmaceuticals ORIC	108,012,388	63.81%	🇺🇸 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 Protagonist Therapeutics (PTGX)

Number of shares outstanding as of October 2026 : 65,935,769