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Xencor

Most recent annual filing: 2026-02-25

Pipeline (30 active programs)

Technology platforms

XmAb Bispecific Fc Domain

Modular Fc engineering platform enabling multispecific antibody formats including 2+1 bispecific, CD3 T-cell engagers, CD28 co-stimulatory bispecifics, and trispecific formats. Applicable across oncology and autoimmune diseases.

Xtend Fc Domain

Engineered Fc domain designed to extend antibody half-life through FcRn receptor engagement on endothelial cells. Used in XmAb942, Ultomiris, tobevibart, and zaltenibart programs across IBD, PNH, and infectious disease.

Targets: FcRn

Discontinued (1)

Biotech Distilled coverage (1)

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