CAMBRIDGE, Mass. & SALISBURY, England--(BUSINESS WIRE)--$KALV--KalVista Pharmaceuticals, Inc. (Nasdaq: KALV), a clinical stage pharmaceutical company focused on the discovery, development and commercialization of small molecule protease inhibitors, announced today that it intends to offer shares of its common stock in an underwritten public offering. In addition, KalVista intends to grant the underwriters a 30-day over-allotment option to purchase additional shares of its common stock offered in the p