v3.25.2
Document And Entity Information
Jun. 16, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 16, 2025
Entity Registrant Name APTEVO THERAPEUTICS INC.
Entity Central Index Key 0001671584
Entity Emerging Growth Company false
Entity File Number 001-37746
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 81-1567056
Entity Address, Address Line One 2401 4th Avenue
Entity Address, Address Line Two Suite 1050
Entity Address, City or Town Seattle
Entity Address, State or Province WA
Entity Address, Postal Zip Code 98121
City Area Code (206)
Local Phone Number 838-0500
Entity Information, Former Legal or Registered Name Not Applicable
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.001 par value
Trading Symbol APVO
Security Exchange Name NASDAQ