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GEN1056

Phase 1

Solid Tumor, Adult | Monoclonal antibody | Oncology |Genmab A/S|Last Updated: Nov 23, 2025

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials1
Total Enrollment26

FDA Designations

No designations recorded

Clinical trial landscape

GEN1056 · 1 trial · 1 indication

Phase 1 1
NCT05586321Study of Safety and Antitumor Activity of GEN1056 in Participants With Advanced Solid TumorsSolid Tumor, Adult
COMPLETED26 Analytics
PHASE1COMPLETED
Study of Safety and Antitumor Activity of GEN1056 in Participants With Advanced Solid Tumors
Solid Tumor, AdultUnlock trial analytics

Study Design & Arms

Interventions

NameTypeDescription
GEN1056BIOLOGICALGEN1056 will be administered as an intravenous (IV) infusion. The dose levels will be determined by the starting dose and the escalation steps taken in the trial in Part 1. In Part 2, the dose and schedule will be decided based on data outcome from Part 1.
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Frequently asked questions about GEN1056

What is GEN1056 used for?

GEN1056 is an investigational monoclonal antibody being studied for the treatment of solid tumors in adults. It is currently in Phase 1 clinical development, with a completed trial evaluating its safety and antitumor activity in participants with advanced solid tumors.

What does GEN1056 target?

GEN1056 is a monoclonal antibody, but its specific molecular target has not been disclosed. The drug is being investigated for its antitumor activity in advanced solid tumors, though the exact mechanism of action is not publicly detailed.

Who is developing GEN1056?

GEN1056 is being developed by Genmab A/S, a biotechnology company listed on the Nasdaq under the ticker GMAB. The company is conducting clinical research on this investigational antibody for oncology indications.

What phase is GEN1056 in?

GEN1056 is in Phase 1 clinical development. A Phase 1 trial has been completed, and the drug remains investigational, meaning it has not yet been approved by regulatory authorities and is still undergoing clinical evaluation.

What clinical trials is GEN1056 in?

GEN1056 has one completed clinical trial, NCT05586321, which was a Phase 1 study titled "Study of Safety and Antitumor Activity of GEN1056 in Participants With Advanced Solid Tumors." The trial enrolled 26 participants and was not randomized or blinded.

Is GEN1056 the same as any other drug?

GEN1056 is the investigational name used by Genmab for this monoclonal antibody. No alternative names have been publicly associated with this drug in the available clinical trial information.