Viking Therapeutics, Inc. (NASDAQ:VKTX – Get Free Report) COO Marianna Mancini sold 18,217 shares of Viking Therapeutics stock in a transaction on Wednesday, July 29th. Viking Therapeutics Stock PerformanceVKTX opened at $33.43 on Thursday. Viking Therapeutics, Inc. has a one year low of $22.96 and a one year high of $43.15. Get Viking Therapeutics alerts:Viking Therapeutics (NASDAQ:VKTX – Get Free Report) last announced its quarterly earnings results on Wednesday, July 29th. See AlsoReceive News & Ratings for Viking Therapeutics Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Viking Therapeutics and related companies with MarketBeat.com's FREE daily email newsletter.