Viking Therapeutics is trading at $27.52, up 8.52%, with no clear intraday catalyst identified.
- The stock was sharply higher during the October 29 session while broader U.S. markets traded lower.
- The company reported a wider third-quarter loss and $166.8 million in R&D spending as Phase 3 obesity trials advanced, after the October 28 close. Available coverage described a negative after-hours reaction, which does not clearly explain the current move.