SVA [SINOVAC BIOTECH] 6-K: Sinovac Update on the Exchange of Rights for
[Sinovac Update on the Exchange of Rights for Common and Series B Preferred Shares April 12, 2019 05:04 PM Eastern Daylight Time BEIJING--(BUSINESS WIRE)--Sinovac Biotech Ltd. (NASDAQ:SVA) (“Sinovac” or the “Company”), a leading provider of biopharmaceutical products in China, today provided an updat]