OncoMatch

OncoMatch/Clinical Trials/NCT06952010

A Study of XB628 in Participants With Recurrent Advanced or Metastatic Solid Tumors

Is NCT06952010 recruiting? Yes, currently enrolling (May 2026). This Phase 1 trial studies XB628 for solid tumor.

Phase 1RecruitingExelixisNCT06952010Data as of May 2026

Treatment: XB628This is a phase 1, first-in-human, open-label, dose-escalation study of XB628, a first-in-class bispecific antibody natural killer (NK) cell engager that targets NK group 2 member A (NKG2A), an inhibitory receptor on NK cells, and programmed cell death-ligand 1 (PD-L1).

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Extracted eligibility criteria

Cancer type

Tumor Agnostic

Disease stage

Metastatic disease required

Have a recurrent advanced or metastatic solid tumor that is histologically or cytologically confirmed. Not amenable to curative treatment with surgery or radiation.

Performance status

ECOG 0–1(Restricted strenuous activity)

Prior therapy

Min 1 prior line

Must have received: systemic anticancer therapy — recurrent or metastatic

Received at least 1 line of prior systemic anticancer therapy in the recurrent or metastatic setting.

Cannot have received: NK cell-targeting therapy (monalizumab)

Received prior therapy targeting NK cells (eg, monalizumab).

Lab requirements

Blood counts

Kidney function

Liver function

Structured fields extracted by AI. May contain errors — verify against the official protocol.

US trial sites

  • Exelixis Site #5 · San Francisco, California
  • Exelixis Site #4 · New Haven, Connecticut
  • Exelixis Clinical Site #8 · Tampa, Florida
  • Exelixis Clinical Site #10 · Boston, Massachusetts
  • Exelixis Site #6 · St Louis, Missouri

Showing up to 5 US sites. See all sites on ClinicalTrials.gov →

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