Protagonist Therapeutics, Inc.
PTGXNASDAQHealthcare● Active
$98.03
+$0.65(+0.67%)
Market Cap$6.3B
P/E Ratio—
52W High$107.84
52W Low$49.38
Protagonist Therapeutics, Inc. (PTGX) Stock Splits
No forward or reverse splits on record since IPO — details below.
FMP · PTGX · as of Jun 8, 2026
Key split metrics
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Protagonist Therapeutics, Inc. (PTGX) has been publicly traded since Aug 11, 2016 with no forward or reverse splits on record.
About stock split history
Protagonist Therapeutics, Inc. (PTGX) has never undergone a stock split since going public.
Frequently asked questions
Protagonist Therapeutics, Inc. (PTGX) has never split its stock since going public.
PTGX stock split historyhas PTGX ever stock splitno stock split since IPO
Data: Financial Modeling Prep · Updated daily · For informational purposes only, not investment advice.