Aquestive Therapeutics (AQST) shares ended the last trading session 16% higher at $6.09. The jump came on an impressive volume with a higher-than-average number of shares changing hands in the session. This compares to the stock's 93% gain over the past four weeks.The sudden surge in the stock price can be attributed to Aquestive's announcement regarding achieving the primary and secondary endpoints in the two-part phase III pivotal pharmacokinetic clinical study of Anaphylm (epinephrine) Sublingual Film to ...