Aptevo Therapeutics Inc Employee Directory

Biotechnology ResearchWashington, United States51-200 Employees

Aptevo Therapeutics Inc is a Seattle-based biotechnology company focused on developing novel oncology and hematology therapeutics using its ADAPTIR platform technology. Located at 2401 4th Avenue Suite 1050 in Seattle, Washington 98101, the company operates in the biotechnology research industry and employs 51-200 people. Its strategic focus includes expanding into radiopharmaceuticals and multispecific cancer therapies, including a collaboration with Niowave to develop up to three radiopharmaceutical oncology programs. In 2026 the company announced leadership changes and additions, including appointing Mary J. Janatpour as senior vice president and chief scientific officer and naming Jeff Lamothe as president and chief executive officer and a member of the board of directors. Aptevo has also secured financing to support its portfolio development, including a 60 million equity line of credit.

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