On March 3, 2023, Aptevo Therapeutics Inc. appointed Jeffrey G. Lamothe, formerly the Company's Executive Vice President, Chief Financial Officer, to Executive Vice President, Chief Operating Officer. Also on March 3, 2023, the company appointed Daphne Taylor, formerly the Company's Senior Vice President, Finance, to Senior Vice President, Chief Financial Officer. Ms. Taylor (age 56) has served as Senior Vice President, Finance of the Company since August 2022 and served as Vice President, Finance from May 2016 through August 2022.

Prior to joining the Company, Ms. Taylor was Chief Financial Officer of BioLife Solutions, a publicly traded bioproduction tools and services company, from August 2011 through February 2016. Prior to 2011, Ms. Taylor served as Chief Accounting Officer and Corporate Controller at Cardiac Science Corporation, a publicly traded medical device company and also as Corporate Controller and in other accounting roles at multiple companies including Coopers & Lybrand. Ms. Taylor holds a Bachelor of Arts from Sonoma State University and is a Licensed CPA in Washington and California.