Aridis Pharmaceuticals, Inc.

Aridis Pharmaceuticals, Inc. (www.aridispharma.com) is a late-stage biopharmaceutical company. The Company is focused on the discovery and development of targeted immunotherapy using fully human monoclonal antibodies (mAbs) to treat life-threatening infections. The Company's proprietary product pipeline is comprised of fully human mAbs targeting specific pathogens associated with life-threatening bacterial and viral infections, primarily hospital-acquired pneumonia (HAP), ventilator-associated pneumonia (VAP), cystic fibrosis and COVID-19. The Company's lead product candidate, AR-301, targets the alpha toxin produced by gram-positive bacteria Staphylococcus aureus (S. aureus), a common pathogen associated with HAP and VAP. Its clinical development activities are focused on AR-301, AR-712, and AR-501. Its development of antibody discovery and production platform technology called aPEXTM extends the capabilities of MabIgX, its differentiated antibody discovery platform.

• Aridis Pharmaceuticals, Inc.