S&P 500   5,011.12
DOW   37,775.38
QQQ   423.41
What's Driving Tesla Lower Ahead of its Earnings?
Stock market today: Asian markets sink, with Japan’s Nikkei down 3.5%, as Mideast tensions flare
How major US stock indexes fared Thursday, 4/18/2024
3 Steel Stocks Could Soar on New China Tariffs
CSX Co.: The Railroad Powering Ahead with an Earnings Beat
These are the Top 4 Stocks for Buybacks in 2024
'There is no time to waste': EU leaders want to boost competitiveness to close gap with US and China
S&P 500   5,011.12
DOW   37,775.38
QQQ   423.41
What's Driving Tesla Lower Ahead of its Earnings?
Stock market today: Asian markets sink, with Japan’s Nikkei down 3.5%, as Mideast tensions flare
How major US stock indexes fared Thursday, 4/18/2024
3 Steel Stocks Could Soar on New China Tariffs
CSX Co.: The Railroad Powering Ahead with an Earnings Beat
These are the Top 4 Stocks for Buybacks in 2024
'There is no time to waste': EU leaders want to boost competitiveness to close gap with US and China
S&P 500   5,011.12
DOW   37,775.38
QQQ   423.41
What's Driving Tesla Lower Ahead of its Earnings?
Stock market today: Asian markets sink, with Japan’s Nikkei down 3.5%, as Mideast tensions flare
How major US stock indexes fared Thursday, 4/18/2024
3 Steel Stocks Could Soar on New China Tariffs
CSX Co.: The Railroad Powering Ahead with an Earnings Beat
These are the Top 4 Stocks for Buybacks in 2024
'There is no time to waste': EU leaders want to boost competitiveness to close gap with US and China
S&P 500   5,011.12
DOW   37,775.38
QQQ   423.41
What's Driving Tesla Lower Ahead of its Earnings?
Stock market today: Asian markets sink, with Japan’s Nikkei down 3.5%, as Mideast tensions flare
How major US stock indexes fared Thursday, 4/18/2024
3 Steel Stocks Could Soar on New China Tariffs
CSX Co.: The Railroad Powering Ahead with an Earnings Beat
These are the Top 4 Stocks for Buybacks in 2024
'There is no time to waste': EU leaders want to boost competitiveness to close gap with US and China

Compare Stocks

Comparative Price Performance Over Time

Compare Stocks - Price & Volume

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
$33.99
$33.89
$17.00
$39.30
$1.63B2.59940,325 shsN/A
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
$36.53
-1.7%
$34.93
$3.03
$49.87
$383.93M2.46815,362 shs128,015 shs
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
$1.73
-1.7%
$2.04
$1.04
$2.86
$117.17M1859,989 shs198,849 shs
Prothena Co. plc stock logo
PRTA
Prothena
$20.57
-2.0%
$26.09
$20.44
$79.65
$1.11B0.21774,167 shs567,688 shs
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
$25.22
-1.4%
$28.54
$13.72
$33.34
$1.47B2.01714,686 shs434,140 shs
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Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
0.00%0.00%0.00%0.00%0.00%
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
-9.63%-2.60%-10.72%+436.99%+209.67%
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
-5.38%-16.19%-12.87%+4.76%+6.67%
Prothena Co. plc stock logo
PRTA
Prothena
-1.59%-7.98%-16.30%-35.02%-60.47%
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
-2.07%-8.29%-10.15%+6.72%+10.17%

MarketRank™

CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/AN/AN/AN/AN/AN/AN/AN/A
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
4.4264 of 5 stars
3.53.00.04.72.83.30.6
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
4.3722 of 5 stars
3.35.00.04.73.32.50.0
Prothena Co. plc stock logo
PRTA
Prothena
2.8296 of 5 stars
4.41.00.00.01.04.20.6
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
0.8928 of 5 stars
3.51.00.00.00.62.50.0

Analyst Ratings

CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/AN/AN/AN/A
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
3.00
Buy$52.0042.35% Upside
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
2.50
Moderate Buy$3.1078.90% Upside
Prothena Co. plc stock logo
PRTA
Prothena
2.78
Moderate Buy$69.63238.48% Upside
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
3.00
Buy$36.0042.74% Upside

Current Analyst Ratings

Latest CNST, CTMX, PRTA, CRBP, and PTGX Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
4/10/2024
Prothena Co. plc stock logo
PRTA
Prothena
Cantor Fitzgerald
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOverweight
3/13/2024
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
Oppenheimer
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOutperform ➝ Outperform$51.00 ➝ $58.00
3/13/2024
Prothena Co. plc stock logo
PRTA
Prothena
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$90.00
3/6/2024
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
Jefferies Financial Group
Subscribe to MarketBeat All Access for the recommendation accuracy rating
UpgradeHold ➝ Buy$4.00 ➝ $46.00
2/28/2024
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
JPMorgan Chase & Co.
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetOverweight ➝ Overweight$34.00 ➝ $37.00
2/28/2024
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$38.00
2/20/2024
Prothena Co. plc stock logo
PRTA
Prothena
Oppenheimer
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetOutperform ➝ Outperform$98.00 ➝ $80.00
2/16/2024
Prothena Co. plc stock logo
PRTA
Prothena
JMP Securities
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetMarket Outperform ➝ Market Outperform$81.00 ➝ $85.00
2/16/2024
Prothena Co. plc stock logo
PRTA
Prothena
Royal Bank of Canada
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetSector Perform ➝ Sector Perform$36.00 ➝ $35.00
1/30/2024
Prothena Co. plc stock logo
PRTA
Prothena
Bank of America
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Neutral$68.00 ➝ $38.00
1/29/2024
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
Oppenheimer
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetOutperform ➝ Outperform$20.00 ➝ $51.00
(Data available from 4/18/2021 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Sales & Book Value

CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/AN/AN/AN/A$8.63 per shareN/A
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
$880K436.28N/AN/A($1.56) per share-23.42
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
$101.21M1.16N/AN/A($0.71) per share-2.44
Prothena Co. plc stock logo
PRTA
Prothena
$91.37M12.09N/AN/A$10.46 per share1.97
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
$60M24.50N/AN/A$5.84 per share4.32

Profitability & Earnings

CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
-$126.36M-$2.81N/AN/AN/AN/A-33.12%-29.92%N/A
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
-$44.60M-$10.37N/AN/AN/AN/A-920.31%-111.56%5/14/2024 (Estimated)
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
-$570K-$0.02N/AN/AN/A-0.56%N/A-0.26%5/14/2024 (Estimated)
Prothena Co. plc stock logo
PRTA
Prothena
-$147.03M-$2.80N/AN/AN/A-160.91%-24.84%-20.24%5/2/2024 (Estimated)
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
-$78.96M-$1.49N/AN/AN/AN/A-27.49%-25.30%5/2/2024 (Estimated)

Latest CNST, CTMX, PRTA, CRBP, and PTGX Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
3/12/2024Q4 2023
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
-$2.36-$1.81+$0.55-$1.81N/AN/A
3/11/2024Q4 2023
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
$0.02$0.01-$0.01$0.01$23.36 million$26.61 million
2/27/202412/31/2023
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
$0.05$0.44+$0.39$0.44$60.00 million$60.00 million
2/15/2024Q4 2023
Prothena Co. plc stock logo
PRTA
Prothena
-$1.23-$1.26-$0.03-$1.26$2.15 million$0.32 million    

Dividends

CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/AN/AN/AN/AN/A
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
N/AN/AN/AN/AN/A
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
N/AN/AN/AN/AN/A
Prothena Co. plc stock logo
PRTA
Prothena
N/AN/AN/AN/AN/A
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
N/AN/AN/AN/AN/A

Debt

CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
N/A
15.39
15.39
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
N/A
0.74
0.74
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
N/A
1.17
1.17
Prothena Co. plc stock logo
PRTA
Prothena
N/A
11.24
11.24
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
N/A
16.71
16.71

Ownership

Miscellaneous

CompanyEmployeesShares OutstandingFree FloatOptionable
Constellation Pharmaceuticals, Inc. stock logo
CNST
Constellation Pharmaceuticals
15447.92 millionN/ANot Optionable
Corbus Pharmaceuticals Holdings, Inc. stock logo
CRBP
Corbus Pharmaceuticals
1910.51 million10.09 millionOptionable
CytomX Therapeutics, Inc. stock logo
CTMX
CytomX Therapeutics
12067.73 million62.99 millionOptionable
Prothena Co. plc stock logo
PRTA
Prothena
17353.72 million38.57 millionOptionable
Protagonist Therapeutics, Inc. stock logo
PTGX
Protagonist Therapeutics
11258.28 million55.36 millionOptionable

CNST, CTMX, PRTA, CRBP, and PTGX Headlines

SourceHeadline
Readystate Asset Management LP Has $1.31 Million Stake in Protagonist Therapeutics, Inc. (NASDAQ:PTGX)Readystate Asset Management LP Has $1.31 Million Stake in Protagonist Therapeutics, Inc. (NASDAQ:PTGX)
marketbeat.com - April 18 at 9:37 PM
Protagonist Therapeutics (NASDAQ:PTGX) Stock Price Passes Below 50-Day Moving Average of $28.56Protagonist Therapeutics (NASDAQ:PTGX) Stock Price Passes Below 50-Day Moving Average of $28.56
americanbankingnews.com - April 18 at 4:26 AM
Vanguard Group Inc. Raises Stake in Protagonist Therapeutics, Inc. (NASDAQ:PTGX)Vanguard Group Inc. Raises Stake in Protagonist Therapeutics, Inc. (NASDAQ:PTGX)
marketbeat.com - April 9 at 4:08 AM
All You Need to Know About Protagonist Therapeutics (PTGX) Rating Upgrade to BuyAll You Need to Know About Protagonist Therapeutics (PTGX) Rating Upgrade to Buy
zacks.com - April 5 at 1:01 PM
Protagonist Pictures’ Len Rowles to join development fund Climate Spring (exclusive)Protagonist Pictures’ Len Rowles to join development fund Climate Spring (exclusive)
screendaily.com - April 3 at 8:30 AM
Insider Selling: Protagonist Therapeutics, Inc. (NASDAQ:PTGX) CEO Sells 25,000 Shares of StockInsider Selling: Protagonist Therapeutics, Inc. (NASDAQ:PTGX) CEO Sells 25,000 Shares of Stock
insidertrades.com - April 3 at 4:58 AM
Protagonist Therapeutics Inc CEO Sells 25,000 SharesProtagonist Therapeutics Inc CEO Sells 25,000 Shares
finance.yahoo.com - April 3 at 3:29 AM
Shareholders have faith in loss-making Protagonist Therapeutics (NASDAQ:PTGX) as stock climbs 3.7% in past week, taking five-year gain to 135%Shareholders have faith in loss-making Protagonist Therapeutics (NASDAQ:PTGX) as stock climbs 3.7% in past week, taking five-year gain to 135%
finance.yahoo.com - April 1 at 4:10 PM
Protagonist Therapeutics Earns ‘Buy’ Rating on Strong Clinical Progress and Strategic PartnershipsProtagonist Therapeutics Earns ‘Buy’ Rating on Strong Clinical Progress and Strategic Partnerships
markets.businessinsider.com - March 27 at 11:05 AM
Protagonist Therapeutics Provides Update on VERIFY Patient Enrollment and Timing of Top-line DataProtagonist Therapeutics Provides Update on VERIFY Patient Enrollment and Timing of Top-line Data
accesswire.com - March 26 at 7:00 AM
Wall Street Analysts Think Protagonist Therapeutics (PTGX) Could Surge 48.38%: Read This Before Placing a BetWall Street Analysts Think Protagonist Therapeutics (PTGX) Could Surge 48.38%: Read This Before Placing a Bet
zacks.com - March 18 at 10:56 AM
Protagonist Therapeutics, Inc.: Protagonist Therapeutics Announces Closing of Worldwide Rusfertide License and Collaboration Agreement with TakedaProtagonist Therapeutics, Inc.: Protagonist Therapeutics Announces Closing of Worldwide Rusfertide License and Collaboration Agreement with Takeda
finanznachrichten.de - March 18 at 9:09 AM
Walleye Capital LLC Grows Stake in Protagonist Therapeutics, Inc. (NASDAQ:PTGX)Walleye Capital LLC Grows Stake in Protagonist Therapeutics, Inc. (NASDAQ:PTGX)
marketbeat.com - March 18 at 4:17 AM
PTGX Apr 2024 15.000 callPTGX Apr 2024 15.000 call
finance.yahoo.com - March 15 at 11:37 PM
PTGX Apr 2024 30.000 putPTGX Apr 2024 30.000 put
finance.yahoo.com - March 15 at 11:37 PM
4 Stocks to Buy for Attractive Earnings Acceleration4 Stocks to Buy for Attractive Earnings Acceleration
zacks.com - March 15 at 7:16 AM
The Peoples Market owner snaps up former Protagonist space in heart of NoDa for barThe People's Market owner snaps up former Protagonist space in heart of NoDa for bar
bizjournals.com - March 12 at 4:15 PM
Buy Rating Affirmed for Protagonist Therapeutics on Strong Phase 2b Results and Strategic Phase 3 Dosing of JNJ-2113Buy Rating Affirmed for Protagonist Therapeutics on Strong Phase 2b Results and Strategic Phase 3 Dosing of JNJ-2113
markets.businessinsider.com - March 12 at 12:49 AM
Strong Buy Rating for Protagonist Therapeutics on JNJ-2113’s Promising Psoriasis Treatment Efficacy and Financial OutlookStrong Buy Rating for Protagonist Therapeutics on JNJ-2113’s Promising Psoriasis Treatment Efficacy and Financial Outlook
markets.businessinsider.com - March 11 at 8:33 AM
Protagonist Therapeutics to Participate in Upcoming Investor ConferencesProtagonist Therapeutics to Participate in Upcoming Investor Conferences
accesswire.com - March 6 at 4:05 PM
4 Must-Buy Stocks for Remarkable Earnings Acceleration4 Must-Buy Stocks for Remarkable Earnings Acceleration
zacks.com - March 4 at 8:06 AM
This Just In: Analysts Are Boosting Their Protagonist Therapeutics, Inc. (NASDAQ:PTGX) Outlook for This YearThis Just In: Analysts Are Boosting Their Protagonist Therapeutics, Inc. (NASDAQ:PTGX) Outlook for This Year
finance.yahoo.com - March 3 at 10:14 AM
Earnings Update: Protagonist Therapeutics, Inc. (NASDAQ:PTGX) Just Reported And Analysts Are Boosting Their EstimatesEarnings Update: Protagonist Therapeutics, Inc. (NASDAQ:PTGX) Just Reported And Analysts Are Boosting Their Estimates
finance.yahoo.com - March 2 at 8:20 AM
Earnings Estimates Moving Higher for Protagonist Therapeutics (PTGX): Time to Buy?Earnings Estimates Moving Higher for Protagonist Therapeutics (PTGX): Time to Buy?
zacks.com - March 1 at 1:21 PM

New MarketBeat Followers Over Time

Media Sentiment Over Time

Company Descriptions

Constellation Pharmaceuticals logo

Constellation Pharmaceuticals

NASDAQ:CNST
Constellation Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, discovers and develops therapeutics to address serious unmet medical needs in patients with cancers associated with abnormal gene expression or drug resistance. The company's lead product candidates include Pelabresib that is in Phase 3 clinical trials for the treatment of patients with myelofibrosis in combination with ruxolitinib. It is also developing CPI-0209 that is in Phase 1 dose escalation portion of a Phase 1/2 clinical trial to treat solid tumors; and CPI-482, which is in preclinical stage for cancer patients. The company was formerly known as Epigenetix, Inc. and changed its name to Constellation Pharmaceuticals, Inc. in March 2008. Constellation Pharmaceuticals, Inc. was incorporated in 2008 and is headquartered in Cambridge, Massachusetts.
Corbus Pharmaceuticals logo

Corbus Pharmaceuticals

NASDAQ:CRBP
Corbus Pharmaceuticals Holdings, Inc., a biopharmaceutical company, develops products to defeat serious illness. It develops CRB-701, an antibody drug conjugate (ADC) that targets the expression of Nectin-4 on cancer cells to release a cytotoxic payload of monomethyl auristatin E (MMAE), which is in Phase I clinical trial; CRB-601, an anti-integrin monoclonal antibody that blocks the activation of TGFß expressed on cancer cells for the treatment of solid tumors; CRB-913, a peripherally restricted cannabinoid type-1 (CB1) receptor inverse agonist for the treatment of obesity. It has a licensing agreement with Jenrin Discovery, LLC to develop and commercialize the licensed products, including the Jenrin library of approximately 600 compounds, and multiple issued and pending patent filings. The company was incorporated in 2009 and is based in Norwood, Massachusetts.
CytomX Therapeutics logo

CytomX Therapeutics

NASDAQ:CTMX
CytomX Therapeutics, Inc., an oncology-focused biopharmaceutical company, focuses on developing novel conditionally activated biologics localized to the tumor microenvironment. The company utilizes conditional activation platform technology for oncology biologics research and development comprising the validation of targets for antibody-drug conjugates (ADCs), opening therapeutic window for novel T-cell engagers (TCEs) targeting solid tumors, and increasing the therapeutic index for immune modulators, such as cytokines; and PROBODY platform in preclinical research in areas outside of oncology. It also develops CX-904, a T-cell-engaging bispecific antibody targeting the epidermal growth factor receptor (EGFR) on tumor cells and the CD3 receptor on T cells; CX-2051, a conditionally activated ADC for optimizing the therapeutic index for EpCAM-expressing epithelial cancers, including colorectal cancer; and CX-801, an interferon alpha-2b PROBODY cytokine. In addition, the company's development pipeline comprises CX-2029, a conditional activated ADC targeting CD71; and BMS-986288, a PROBODY version of non-fucosylated ipilimumab. It has strategic collaborations with Amgen, Astellas, Bristol Myers Squibb, Regeneron, and Moderna. CytomX Therapeutics, Inc. was founded in 2008 and is headquartered in South San Francisco, California.
Prothena logo

Prothena

NASDAQ:PRTA
Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation in the United States. The company is involved in developing birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a humanized monoclonal antibody, for the treatment of Parkinson's disease and other related synucleinopathies which is in Phase IIb clinical trial; NNC6019 that is in Phase lI clinical trial for the treatment of ATTR amyloidosis; and BMS-986446 and PRX012, which is in Phase I clinical trial for the treatment of Alzheimer's disease. Its discovery and preclinical programs include PRX123, a dual Aß-Tau vaccine for the treatment and prevention of Alzheimer's disease; and PRX019 for the treatment of neurogenerative diseases, as well as TDP-43 for the treatment of amyotrophic lateral sclerosis. Prothena Corporation plc has a license, development, and commercialization agreement with F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. to develop and commercialize antibodies that target a-synuclein, including prasinezumab; and a collaboration agreement with Bristol-Myers Squibb to develop and commercialize antibodies targeting tau, TDP-43. The company was incorporated in 2012 and is based in Dublin, Ireland.
Protagonist Therapeutics logo

Protagonist Therapeutics

NASDAQ:PTGX
Protagonist Therapeutics, Inc., a biopharmaceutical company, develops peptide-based drugs for hematology and blood disorders, and inflammatory and immunomodulatory diseases. It is developing Rusfertide (PTG-300), an injectable hepcidin mimetic that completed phase 2 clinical trials for the treatment of polycythemia vera and other blood disorders; and JNJ-2113, an orally delivered investigational drug to block biological pathways that completed phase 2b clinical trials for the treatment of moderate-to-severe plaque psoriasis; and PN-943, an orally delivered, gut-restricted alpha 4 beta 7 specific integrin antagonist completed a phase 2 clinical trials in patients with moderate to severe ulcerative colitis. The company has a license and collaboration agreement with Takeda to commercialize rusfertide; and JNJ Innovative Medicines to co-develop Interleukin-23 receptor antagonist compound JNJ-2113. Protagonist Therapeutics, Inc. was incorporated in 2006 and is headquartered in Newark, California.