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PTGX

Protagonist Therapeutics Inc

NASDAQ: PTGX · HEALTHCARE · BIOTECHNOLOGY

$98.97
+0.46% today

Updated 2026-04-30

Market cap
$6.34B
P/E ratio
P/S ratio
137.68x
EPS (TTM)
$-2.05
Dividend yield
52W range
$41 – $108
Volume
0.8M

Protagonist Therapeutics Inc (PTGX) Financial statements

SEC filings — annual and quarterly data.

Profit margin
-282.80%
Operating margin
-677.00%
ROE
-20.20%
ROA
-14.00%
Debt/equity

Margin trends — annual

Gross margin Operating margin Profit margin
YearRevenueNet incomeGross marginOp. marginProfit margin
2014$0.00$-11.07M
2015$0.00$-14.86M
2016$0.00$-37.18M
2017$20.06M$-36.96M100.00%-188.89%-184.20%
2018$30.93M$-38.92M100.00%-136.68%-125.87%
2019$231000.00$-77.19M100.00%-34,857.58%-33,414.29%
2020$28.63M$-66.15M100.00%-225.36%-231.07%
2021$27.36M$-125.55M100.00%-460.01%-458.94%
2022$26.58M$-123.41M100.00%-494.24%-464.29%
2023$60.00M$-78.95M100.00%-156.09%-131.59%
2024$434.43M$275.19M100.00%58.20%63.34%
2025$46.02M$-130.15M97.34%-343.63%-282.83%