KRYS Stock Down on Initial Clinical Updates on KB407 & KB408

Krystal Biotech, Inc. (KRYS) announced initial clinical data updates on its two inhaled genetic medicine pipeline candidates, KB407 and KB408, which are being developed in early-stage studies for treating rare respiratory diseases.Shares of the company were down 7.3% on Dec. 12 following the announcement of the news.KB407 is being developed in a phase I study for the treatment of cystic fibrosis (CF), while KB408 is being developed in a phase I study for treating alpha-1 antitrypsin deficiency (AATD).The la ...