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Why is Protagonist Therapeutics Inc (PTGX) Stock down?

We've noticed a 5.69% decline in Protagonist Therapeutics Inc (PTGX) stock during the 2024-11-19 trading session. While this could be attributed to normal volatility or various internal and external factors, please be aware that we are actively monitoring the situation, and we'll provide timely updates as soon as possible!
03 Jul, 2023:

Protagonist Therapeutics' stock fell 19.23% due to concerns that their collaborative project with Johnson & Johnson, JNJ-2113, may be scaled back. JNJ-2113 did not meet the desired level of "biologic-like" efficacy required by Johnson & Johnson, leading to doubts about its potential for further development.

https://www.evaluate.com/vantage/articles/news/trial-results-snippets/protagonist-investors-flake-psoriasis-pill-disappoints

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