Shares of Seattle-based Aptevo Therapeutics Inc. (NASDAQ:APVO) rose 58.7 percent on Friday to $2.11 as the company unveiled the sale of three noncore hematology drugs for up to $74.5 million to Saol Therapeutics and regained full rights to an experimental bispecific antibody immunotherapy for metastatic castration-resistant prostate cancer (mCRPC) from Morphosys AG.