Protagonist Therapeutics
PTGX
#2139
Rank
$9.62 B
Marketcap
$148.80
Share price
1.86%
Change (1 day)
156.07%
Change (1 year)

Stock price history for Protagonist Therapeutics (PTGX)

Highest end of day price: $158.62 USD on 2026-08-17

Lowest end of day price: $4.69 USD on 2019-12-03

Stock price history of Protagonist Therapeutics from 2016 to 2026

Annual Stock Price Performance

Year Performance
2026 70.37%
2025 124.06%
2024 64.82%
2023 112.71%
2022-69.11%
2021 74.49%
2020 190.91%
2019 2.32%
2018-68.18%
2017-1.79%
2016 87.95%

Stock price for similar companies or competitors

Company Stock price Change 1d% Country
$12.74-2.97%๐Ÿ‡บ๐Ÿ‡ธ USA