Protagonist Therapeutics (PTGX) Reports Q2 Loss, Lags Revenue Estimates

Company Performance - Protagonist Therapeutics reported a quarterly loss of $0.55 per share, which was worse than the Zacks Consensus Estimate of a loss of $0.53, and compared to a loss of $0.50 per share a year ago, indicating a decline in performance [1] - The company posted revenues of $5.55 million for the quarter ended June 2025, missing the Zacks Consensus Estimate by 46.67%, while year-ago revenues were $4.17 million [2] - Over the last four quarters, Protagonist Therapeutics has surpassed consensus EPS estimates three times, but the recent earnings surprise was -3.77% [1][2] Stock Movement and Outlook - Protagonist Therapeutics shares have increased by approximately 39.6% since the beginning of the year, significantly outperforming the S&P 500's gain of 7.1% [3] - The company's earnings outlook is crucial for future stock performance, with current consensus EPS estimates for the coming quarter at -$0.60 on revenues of $10.67 million, and for the current fiscal year at -$1.05 on revenues of $116.15 million [7] Industry Context - The Medical - Biomedical and Genetics industry, to which Protagonist Therapeutics belongs, is currently ranked in the bottom 42% of over 250 Zacks industries, which may negatively impact stock performance [8] - Empirical research indicates a strong correlation between near-term stock movements and trends in earnings estimate revisions, suggesting that investors should monitor these revisions closely [5]