Protagonist Therapeutics

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About PTGX

Protagonist Therapeutics, Inc. a clinical-stage biopharmaceutical company, which engages in discovering and developing peptide-based therapeutic drugs to address unmet medical needs. Its product pipeline includes PTG-300, PTG-200, and PN-943. 

CEO
Dinesh V. Patel
CEODinesh V. Patel
Employees
132
Employees132
Headquarters
Newark, California
HeadquartersNewark, California
Founded
2006
Founded2006
Employees
132
Employees132

PTGX Key Statistics

Market cap
9.07B
Market cap9.07B
Price-Earnings ratio
-78.12
Price-Earnings ratio-78.12
Dividend yield
Dividend yield
Average volume
868.33K
Average volume868.33K
High today
$141.08
High today$141.08
Low today
$131.37
Low today$131.37
Open price
$131.55
Open price$131.55
Volume
510.22K
Volume510.22K
52 Week high
$141.10
52 Week high$141.10
52 Week low
$50.49
52 Week low$50.49

Stock Snapshot

Protagonist Therapeutics(PTGX) stock is priced at $140.91, giving the company a market capitalization of 9.07B. It carries a P/E multiple of -78.12.

As of 2026-07-19, Protagonist Therapeutics(PTGX) stock has fluctuated between $131.37 and $141.08. The current price stands at $140.91, placing the stock +7.3% above today's low and -0.1% off the high.

The Protagonist Therapeutics(PTGX)'s current trading volume is 510.22K, compared to an average daily volume of 868.33K.

During the past year, Protagonist Therapeutics(PTGX) stock moved between $50.49 at its lowest and $141.10 at its peak.

During the past year, Protagonist Therapeutics(PTGX) stock moved between $50.49 at its lowest and $141.10 at its peak.

PTGX News

Simply Wall St 5h
Protagonist Therapeutics Rises In Biotech Rally While Valuation Keeps The Debate Open - simplywall.st

...

Protagonist Therapeutics Rises In Biotech Rally While Valuation Keeps The Debate Open - simplywall.st

Analyst ratings

92%

of 13 ratings
Buy
92.3%
Hold
7.7%
Sell
0%

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