InsidersTradesSigma
Follow the PROTAGONIST THERAPEUTICS, INC. share price and the full insider trade history of the company, a listed equity based in United States. Shares are listed on US US, under the authority of SEC (Form 4). The latest transaction was reported on 23 June 2026 (Notice of proposed sale (Form 144)). Among the most active insiders: WILLIAM WADDILL. All data is openly available.
Informational score on this market. Our backtest validates the signal only on 8 EU venues; elsewhere (notably US markets) insider buys historically invert or do not hold. Not a recommendation.
Fundamental view, insider signal, bull and bear case, synthesis.
AI-generated analysis. Opinion, not investment advice. Not backtested. Built from public filings and financials. No price target, no buy or sell recommendation.
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PROTAGONIST THERAPEUTICS, INC. is a biopharmaceutical company focused on developing innovative treatments for diseases related to the immune and endocrine systems. The company is listed on NASDAQ under the symbol PTGX.