Armata Pharmaceuticals, Inc., formerly AmpliPhi Biosciences Corporation, is a biotechnology company. The Company is focused on the discovery, development and commercialization of phage therapeutics. The Company is engaged in identifying, characterizing and developing naturally occurring bacteriophages with its collaboration partners in bacteriophage biology, synthetic biology and manufacturing, to develop second-generation bacteriophage products. The Company is engaged in developing these phage product candidates using a discovery and development platform, which is designed for identification, characterization and manufacturing of multiple phage therapies. Each product candidate combines several chosen phages, which target a specific disease-causing bacterial pathogen, such as staphylococcus aureus (S. aureus), Pseudomonas aeruginosa (P. aeruginosa) and clostridium difficile (C. difficile). Its product candidates are AB-SA01 and AB-PA01.