NDA for rusfertide submitted to the US Food and Drug Administration (FDA), with potential approval and launch this year Company expects to opt-out of the 50:50 profit and loss sharing arrangement for rusfertide with Takeda during a 90-day window expected to open in Q2 U.S. regulatory decision for ICOTYDETM (icotrokinra) anticipated in 2026 with potential launch this year PN-881 Phase 1 completion expected by mid-2026 NEWARK, CALIFORNIA / ACCESS Newswire / February 25, 2026 / Protagonist Therapeutics (Nasdaq:PTGX) ("Protagonist" or "the Company") today reported financial results for the fourth quarter and full year ended December 31, 2025 and provided a corporate update. "In 2025, Protagonist reached new heights with multiple successful Phase 3 outcomes and two NDA filings of our partnered assets, ICOTYDE and rusfertide," said Dinesh V.