Viking stock drops 13% after jumping 9% on obesity drug data

Michail_Petrov-96/iStock via Getty Images Shares of Viking Therapeutics ( NASDAQ: VKTX ) fell 13% Monday afternoon after jumping 9% earlier in the day amid concerns that the company might face production problems for its promising weight-loss drug candidate VK2735. Earlier Monday, Viking Therapeutics hit a high of $79.00 following.