Protagonist Therapeutics, Inc. Stock News

Johnson & Johnson (JNJ) is rumored to be in talks to acquire Protagonist Therapeutics (PTGX), following significant buyout speculation and a 30% PTGX stock surge. PTGX's value is underpinned by its oral immunology drug icotrokinra and blockbuster potential of rusfertide for polycythemia vera, both with strong partnership structures. A JNJ acquisition could save milestone payments, secure future...

Clinical-stage biotech Protagonist Therapeutics (PTGX 29.76%) was all the rage on the stock market Friday. The company's share price closed a dizzying 29.8% higher on the day, thanks to intense takeover speculation.

Johnson & Johnson is in discussions to buy Protagonist Therapeutics , the Wall Street Journal reported on Friday, citing people familiar with the matter.

The two companies are already codeveloping a treatment for ulcerative colitis.

Protagonist Therapeutics, Inc. (NASDAQ:PTGX ) H.C. Wainwright 27th Annual Global Investment Conference September 9, 2025 11:30 AM EDT Company Participants Dinesh Patel - CEO, President, Secretary & Director Conference Call Participants Douglas Tsao - H.C.

Protagonist Therapeutics, Inc. (NASDAQ:PTGX ) Citi's Biopharma Back to School Conference September 3, 2025 9:45 AM EDT Company Participants Dinesh Patel - CEO, President, Secretary & Director Conference Call Participants Geoffrey Meacham - Citigroup Inc., Research Division Presentation Geoffrey Meacham Managing Director Welcome to the second day of the Citi Biopharma Back to School Summit. I'm ...

NEWARK, CALIFORNIA / ACCESS Newswire / August 26, 2025 / Protagonist Therapeutics, Inc. ("Protagonist" or the "Company") today announced that Dinesh V. Patel, Ph.D.

Protagonist (PTGX) Q2 Revenue Falls 26%