Protagonist Therapeutics (PTGX)

Protagonist Therapeutics (PTGX) stock research: performance, analysts' price targets, earnings, revenue and margins, technicals and insider trades.

• PTGX last traded at $141.24, -2.50% on the day.
• Protagonist Therapeutics: market cap $9.37B, P/E 115.4, revenue $281.99M over the last four quarters, next earnings 2026-11-05.
• Over the past year PTGX returned 81.42%; year to date 61.71%.

Updated 2026-11-02 20:15 UTC