Recent Updates
Recently added Catalysts

LY4052031

Phase 1

Metastatic Solid Tumor | Small molecule | Oncology |Eli Lilly and Company|Trials Updated: Oct 16, 2026

LY4052031 development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since Jun 2024

LY4052031 target and mechanism

Molecular targetNectin-4
Target classProtein
ModalitySmall molecule

Success Probability

Subscribe to view

Market & Valuation

Subscribe to view

Trial Design

CONTROLLEDDMC
Total Trials1
Total Enrollment460

FDA Designations

No designations recorded

LY4052031 clinical trials

LY4052031 · 1 trial · 14 indications

Phase 1 1
NCT06465069A Study of LY4052031 in Participants With Advanced or Metastatic Urothelial Cancer or Other Solid TumorsMetastatic Solid Tumor
RECRUITING460 Analytics
PHASE1RECRUITING
A Study of LY4052031 in Participants With Advanced or Metastatic Urothelial Cancer or Other Solid Tumors
Metastatic Solid TumorUnlock trial analytics

Study Endpoints

Primary Endpoints

Phase 1a: To determine the recommended phase 2 dose (RP2D) optimal dose(s) of LY4052031
Cycle 1 (21 Days)

Number of participants with dose-limiting toxicities (DLTs)

Phase 1b: To assess the antitumor activity of LY4052031 as monotherapy or in combination with pembrolizumab: Overall response rate (ORR)
Up to Approximately 48 Months or 4 Years

ORR per investigator assessed Response Evaluation Criteria in Solid Tumors, version 1.1 (RECIST 1.1)

Secondary Endpoints

To characterize the pharmacokinetics (PK) properties of LY4052031: Minimum Plasma Concentration (Cmin)
Cycle 1 (21 Days)
To characterize the PK properties of LY4052031: Area under the concentration versus time curve (AUC)
Cycle 1 (21 Days)
To evaluate the preliminary antitumor activity of LY4052031 monotherapy or in combination with pembrolizumab: Overall response rate (ORR)
Up to Approximately 48 Months or 4 Years
Unlock Study Endpoints

Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
LY4052031 (Dose-escalation, Cohort A1)EXPERIMENTALEscalating doses of LY4052031 administered intravenously (IV).
LY4052031 (Dose-optimization, Cohort A2)EXPERIMENTALComparing 2 or more doses (evaluated during dose escalation) of LY4052031 administered IV.
LY4052031 (Dose-expansion, Cohort B1, B2, C1)EXPERIMENTALLY4052031 administered IV.
LY4052031+ Pembrolizumab (Dose-expansion, Cohort D)EXPERIMENTALLY4052031 administered IV. Pembrolizumab administered IV.

Interventions

NameTypeDescription
LY4052031DRUGIntravenous
PembrolizumabDRUGIntravenous
Unlock Study Design Details

Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites40

Inclusion Criteria: * Have one of the following solid tumor cancers: * Cohort A1: urothelial carcinoma, triple negative breast cancer, non-small cell lung cancer, esophageal cancer, pancreatic cancer, ovarian cancer, cervical cancer (squamous cell carcinoma), head and neck squamous cell carcinom...

Countries:United StatesAustraliaChinaFranceJapanSouth KoreaSpainUnited Kingdom
Unlock Eligibility Criteria

Competitive Landscape -Other Solid Tumors 10 trials (matched to "Metastatic Solid Tumor")

Recent Changes (Last 90 Days)

MEDIUMOct 16, 2026NCT06465069Enrollment: 420 → 460
MEDIUMOct 16, 2026NCT06465069Enrollment: 420 → 460
LOWOct 2, 2026NCT06465069lastUpdatePostDate: changed
LOWOct 2, 2026NCT06465069lastUpdatePostDate: changed
LOWSep 4, 2026NCT06465069lastUpdatePostDate: changed
LOWSep 4, 2026NCT06465069lastUpdatePostDate: changed
LOWAug 24, 2026NCT06465069lastUpdatePostDate: changed
LOWAug 24, 2026NCT06465069lastUpdatePostDate: changed
LOWAug 5, 2026NCT06465069lastUpdatePostDate: changed
LOWJul 27, 2026NCT06465069lastUpdatePostDate: changed
LOWJul 27, 2026NCT06465069lastUpdatePostDate: changed
LOWJul 27, 2026NCT06465069lastUpdatePostDate: changed

Frequently asked questions about LY4052031

What is LY4052031?

LY4052031 is an investigational small molecule developed by Eli Lilly and Company for advanced cancers. It is being studied in adults with metastatic solid tumors, including urothelial cancer and several other tumor types. It is in Phase 1 clinical development and is not approved for any use.

What does LY4052031 target?

LY4052031 targets Nectin-4, a protein target. Nectin-4 is the molecular target of this small molecule, and the Phase 1 study is designed to evaluate the drug in participants whose tumors include urothelial cancer and other advanced solid tumors.

Who makes LY4052031?

Eli Lilly and Company makes LY4052031. Lilly, which trades on the New York Stock Exchange under the ticker LLY, is the developer of the drug and sponsors its clinical program in advanced and metastatic solid tumors.

What phase is LY4052031 in?

LY4052031 is in Phase 1 clinical development. It is an investigational agent and has not been approved by the FDA. The single registered trial is a Phase 1 study that is currently recruiting participants.

What clinical trials is LY4052031 in?

LY4052031 is being studied in trial NCT06465069, titled A Study of LY4052031 in Participants With Advanced or Metastatic Urothelial Cancer or Other Solid Tumors. The Phase 1 trial is recruiting and plans to enroll about 460 participants across the United States, Australia, China, France, Japan, South Korea, Spain and the United Kingdom.

What is LY4052031 used for in metastatic solid tumors?

LY4052031 is being studied for the treatment of metastatic solid tumors. The Phase 1 trial enrolls adults with advanced or metastatic urothelial cancer and other solid tumors, including bladder cancer, triple negative breast cancer, non-small cell lung cancer, esophageal, pancreatic, ovarian, cervical, head and neck, prostate and renal pelvis cancers.