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A Study to Evaluate the Safety and Tolerability of Pumitamig Alone or In Combination With Ipilimumab in Participants With First-Line Advanced or Unresectable Hepatocellular Carcinoma (HCC) (ROSETTA HCC-206)

ROSETTA HCC-206: An Open-Label, Multi-Center, Randomized Phase 1/2 Study of Pumitamig Alone or In Combination With Ipilimumab in Participants With First-Line Advanced or Unresectable Hepatocellular Carcinoma (HCC)

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07291076
Enrollment
129
Registered
2025-12-18
Start date
2026-03-16
Completion date
2031-10-14
Last updated
2026-03-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hepatocellular Carcinoma (HCC)

Keywords

First line HCC, Unresectable HCC, Ipilimumab, Pumitamig

Brief summary

The purpose of this study is to evaluate the safety and tolerability of Pumitamig alone or in combination with Ipilimumab in participants with first-line advanced or unresectable Hepatocellular Carcinoma (HCC)

Interventions

Specified dose on specified days

DRUGIpilimumab

Specified dose on specified days

DRUGAtezolizumab

Specified dose on specified days

DRUGBevacizumab

Specified dose on specified days

Sponsors

Bristol-Myers Squibb
Lead SponsorINDUSTRY
BioNTech SE
CollaboratorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Participants must have a histologically confirmed diagnosis of locally advanced or unresectable Hepatocellular Carcinoma (HCC). * Participants must have an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1. * Participants must have no prior systemic therapy for advanced/ unresectable HCC. * Participants must have measurable disease as per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1.

Exclusion criteria

* Participants must not have significant bleeding or coagulation disorders or other obvious bleeding risk evidence. * Participants must not have an organ transplant or autoimmune disease. * Other protocol-defined Inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Number of participants with adverse events (AEs)Up to approximately 25 weeksPhase 1
Number of participants with serious adverse events (SAEs) (as per Common Terminology Criteria for Adverse Events v5 (CTCAE v5))Up to approximately 25 weeksPhase 1
Number of participants with AEs meeting protocol-defined dose-limiting toxicity (DLT) criteriaUp to day 21Phase 1
Number of participants with AEs leading to discontinuationUp to approximately 25 weeksPhase 1
Number of participants with AEs leading to deathUp to approximately 25 weeksPhase 1
Objective response (OR) (confirmed complete response (CR) or partial response (PR)) by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 per investigator assessmentUp to week 48Phase 2

Secondary

MeasureTime frameDescription
Number of participants with AEsUp to approximately 25 weeksPhase 2
Number of participants with SAEs (as per CTCAE v5)Up to approximately 25 weeksPhase 2
Number of participants with treatment-related adverse events (TRAEs)Up to approximately 25 weeksPhase 2
Number of participants with AEs leading to discontinuationUp to approximately 25 weeksPhase 2
Number of participants with AEs leading to deathUp to approximately 25 weeksPhase 2
End of infusion concentration of PumitamigUp to day 21Phase 2
End of trough concentration of PumitamigUp to day 21Phase 2
Trough concentration of IpilimumabUp to day 21Phase 2
Incidence of anti-drug antibodies against PumitamigUp to 5 yearsPhase 2
Incidence of anti-drug antibodies against IpilimumabUp to 5 yearsPhase 2
Progression-free survival (PFS) by RECIST v1.1 per investigator assessmentUp to 4 yearsPhase 2
Duration of response (DOR) (confirmed by PR or CR) by RECIST v1.1 per investigator assessmentUp to 4 yearsPhase 2

Countries

Australia, Chile, China, France, Germany, Italy, Poland, Singapore, South Korea, Spain, Taiwan, United Kingdom, United States

Contacts

CONTACTBMS Clinical Trials Contact Center www.BMSClinicalTrials.com
Clinical.Trials@bms.com855-907-3286
CONTACTFirst line of the email MUST contain NCT # and Site #.
STUDY_DIRECTORBristol-Myers Squibb

Bristol-Myers Squibb

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 28, 2026