Aptevo Regulatory Thursday, September 3, 2026 +1.00 Positive

Aptevo reports 93% clinical benefit rate with mipletamig triplet in TP53-mutated AML

Aptevo Therapeutics reported a 93% clinical benefit rate in evaluable TP53-mutated AML patients treated with its mipletamig triplet, nearly double published venetoclax outcomes, showcasing potential for a difficult-to-treat population.

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