What is the ticker symbol for Protagonist Therapeutics, Inc.?

The ticker symbol for Protagonist Therapeutics, Inc. is NASDAQ:PTGX

Does Protagonist Therapeutics, Inc. pay dividends?

No, Protagonist Therapeutics, Inc. does not pay dividends

What sector is Protagonist Therapeutics, Inc. in?

Protagonist Therapeutics, Inc. is in the Healthcare sector

What industry is Protagonist Therapeutics, Inc. in?

Protagonist Therapeutics, Inc. is in the Biotechnology industry

What country is Protagonist Therapeutics, Inc. based in?

Protagonist Therapeutics, Inc. is headquartered in United States

When did Protagonist Therapeutics, Inc. go public?

Protagonist Therapeutics, Inc. initial public offering (IPO) was on August 11, 2016

Is Protagonist Therapeutics, Inc. in the S&P 500?

No, Protagonist Therapeutics, Inc. is not included in the S&P 500 index

Is Protagonist Therapeutics, Inc. in the NASDAQ 100?

No, Protagonist Therapeutics, Inc. is not included in the NASDAQ 100 index

Is Protagonist Therapeutics, Inc. in the Dow Jones?

No, Protagonist Therapeutics, Inc. is not included in the Dow Jones index

When was Protagonist Therapeutics, Inc. last earnings report?

Protagonist Therapeutics, Inc.'s most recent earnings report was on November 5, 2026

When does Protagonist Therapeutics, Inc. report earnings?

The next expected earnings date for Protagonist Therapeutics, Inc. is February 25, 2027

PTGX Stock Financials, Chart, Sentiment & Profile

Summary

Current Price: As of today, PTGX price is $130.95, down -2.55% on November 13, 2026
Current Price All-Time High: PTGX price is currently -18.57% below its historical high of $160.81 set on August 19, 2026
Market Cap: PTGX current market cap is $9B, up +64.43% over the past 365 days
PE Ratio: PTGX current PE ratio is 27.74
Revenue: PTGX current annual revenue is $46.02M, down -89.41% year-over-year
Next Earnings: The next earnings release for PTGX is on February 25, 2027

Profile

Company profile for Protagonist Therapeutics, Inc. (PTGX)
Metric	Value
Full Name	Protagonist Therapeutics, Inc.
Ticker	NASDAQ: PTGX
Exchange	NASDAQ
Sector	Healthcare
Industry	Biotechnology
Country	United States
IPO	Aug 11, 2016
Indexes	Not included
Website	protagonist-inc.com
Employees	124

Key Metrics

Protagonist Therapeutics, Inc. Key Details
Metric	Value	Date
Price	$130.95	Nov 13, 26
Price, 1D Change	-2.55%	Nov 13, 26
	$9B	Nov 13, 26
	-	Nov 13, 26
	27.74	Nov 13, 26
	0.91	Nov 13, 26
	$46.02M	Dec 31, 25
Revenue, 1Y Change	-89.41%	Dec 31, 25
	-$2.05	Dec 31, 25
EPS, 1Y Change	-148.41%	Dec 31, 25

Events

Protagonist Therapeutics, Inc. Events
Metric	Value	Date
Next Earnings		Feb 25, 27
Last Qtr. Earnings		Nov 5, 26
Last Ann. Earnings		Feb 25, 26
Last Ex-Dividend	N/A	N/A
Next Ex-Dividend	N/A	N/A
Last Split	N/A	N/A
Next Split	N/A	N/A
Last Ticker Change	N/A	N/A
Next Ticker Change	N/A	N/A

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Estimates

PTGX Estimates
Metric	Value	Date
	-$2.05	Dec 31, 25
EPS Estimate	$5.50	Feb 25, 27
EPS Est. Change	+368.61%	Feb 25, 27
	$46.02M	Dec 31, 25
Revenue Estimate	$571.97M	Feb 25, 27
Revenue Est. Change	+1,142.99%	Feb 25, 27
Current Price	$130.95	Nov 13, 26
Price Target	$181.00	-
Price Tgt. Change	+38.22%	-

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EPS

PTGX EPS reported versus estimate values
Year	Estimate	Reported	Surprise / Exp.
2024	$2.63	$4.23	+60.61%
2025	-$1.87	-$2.05	-9.29%
2026	$5.50	N/A	+368.61%
2027	$0.23	N/A	+111.33%

Revenue

PTGX revenue reported versus estimate values chart
Year	Estimate	Reported	Surprise / Exp.
2024	$320.75M	$434.43M	+35.44%
2025	$50.48M	$46.02M	-8.84%
2026	$571.97M	N/A	+1,142.99%
2027	$229.40M	N/A	+398.53%

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Performance

PTGX Performance
Metric	Value	Date
Price, 1Y	+57.32%	Nov 13, 26
Price, 3Y	+729.32%	Nov 13, 26
	+64.43%	Nov 13, 26
	+838.98%	Nov 13, 26
	-89.41%	Dec 31, 25
	+73.12%	Dec 31, 25
	-148.41%	Dec 31, 25
	+21.19%	Dec 31, 25

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Technicals

PTGX Technical Indicators
Metric	Value	Date
Current Price	$130.95	Nov 13, 26
	$119.29	Nov 13, 26
	$140.30	Nov 13, 26
	$121.46	Nov 13, 26
	$138.90	Nov 13, 26
	-$1.83	Nov 13, 26
	0.91	Nov 13, 26
	$5.90	Nov 13, 26
	38.86	Nov 13, 26
	42.39%	Nov 13, 26

Dividends

PTGX Dividends
Metric	Value	Date
	-	N/A
Upcoming	N/A	N/A
	-	Nov 13, 26
	-	Dec 31, 25
	$0.00	Dec 31, 25
	0.00%	Dec 31, 25

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Income & Profitability

PTGX Income & Profitability
Metric	Value	Date
	$46.02M	Dec 31, 25
	-$2.05	Dec 31, 25
	$44.79M	Dec 31, 25
	97.34%	Dec 31, 25
	-$158.13M	Dec 31, 25
	-343.63%	Dec 31, 25
	-$130.15M	Dec 31, 25
	-282.83%	Dec 31, 25
	-$156.90M	Dec 31, 25

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Financial Health

PTGX Financial Health
Metric	Value	Date
	0.02	Dec 31, 25
	12.71	Dec 31, 25
	12.71	Dec 31, 25
	-	Dec 31, 25
	7	Sep 30, 26
	92.19	Nov 13, 26

Valuations

PTGX Valuations
Metric	Value	Date
	27.74	Nov 13, 26
	15.49	Nov 13, 26
	7.88	Nov 13, 26
	23.89	Nov 13, 26
	-	N/A

Balance Sheet

PTGX Balance Sheet
Metric	Value	Date
	$614.71M	Dec 31, 25
	$567.36M	Dec 31, 25
	$669.89M	Dec 31, 25
	$577.57M	Dec 31, 25
	$55.19M	Dec 31, 25
	$45.44M	Dec 31, 25
	$10.32M	Dec 31, 25
	$2.28M	Dec 31, 25
	$5.34M	Dec 31, 25

Expenses

PTGX Expenses
Metric	Value	Date
	$176.17M	Dec 31, 25
	$202.92M	Dec 31, 25
	$1.23M	Dec 31, 25
	$0.00	Dec 31, 25
	$1.28M	Dec 31, 25
	$0.00	Dec 31, 25
	$838.00K	Dec 31, 25

Cash Flow

PTGX Cash Flow
Metric	Value	Date
	$57.67M	Dec 31, 25
	-$49.33M	Dec 31, 25
	$22.86M	Dec 31, 25
	$1.59M	Dec 31, 25
	$56.08M	Dec 31, 25

Recent analyst updates

PTGX Recent analyst updates
Metric	Value	Date
HC Wainwright & Co.	→	Nov 6, 26
TD Cowen	→	Oct 21, 26
UBS		Oct 12, 26
BMO Capital	→	Sep 1, 26
Barclays	→	Sep 1, 26
HC Wainwright & Co.	→	Aug 31, 26
Citigroup	→	Aug 31, 26
BMO Capital	→	Aug 17, 26
Wedbush	→	Aug 10, 26
Truist Securities	→	Aug 10, 26

Analyst sentiment

Institutional ownership

No data

Screeners with PTGX

FAQ

What is the ticker symbol for Protagonist Therapeutics, Inc.?: The ticker symbol for Protagonist Therapeutics, Inc. is NASDAQ:PTGX
Does Protagonist Therapeutics, Inc. pay dividends?: No, Protagonist Therapeutics, Inc. does not pay dividends
What sector is Protagonist Therapeutics, Inc. in?: Protagonist Therapeutics, Inc. is in the Healthcare sector
What industry is Protagonist Therapeutics, Inc. in?: Protagonist Therapeutics, Inc. is in the Biotechnology industry
What country is Protagonist Therapeutics, Inc. based in?: Protagonist Therapeutics, Inc. is headquartered in United States
When did Protagonist Therapeutics, Inc. go public?: Protagonist Therapeutics, Inc. initial public offering (IPO) was on August 11, 2016
Is Protagonist Therapeutics, Inc. in the S&P 500?: No, Protagonist Therapeutics, Inc. is not included in the S&P 500 index
Is Protagonist Therapeutics, Inc. in the NASDAQ 100?: No, Protagonist Therapeutics, Inc. is not included in the NASDAQ 100 index
Is Protagonist Therapeutics, Inc. in the Dow Jones?: No, Protagonist Therapeutics, Inc. is not included in the Dow Jones index
When was Protagonist Therapeutics, Inc. last earnings report?: Protagonist Therapeutics, Inc.'s most recent earnings report was on November 5, 2026
When does Protagonist Therapeutics, Inc. report earnings?: The next expected earnings date for Protagonist Therapeutics, Inc. is February 25, 2027

Data Sources & References

PTGX Official Website www.protagonist-inc.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1377121/000110465926019696/0001104659-26-019696-index.htm
PTGX Profile on Yahoo Finance finance.yahoo.com/quote/PTGX
PTGX Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/ptgx