ACTengine® IMA203 Combined With mRNA-4203
Public ClinicalTrials.gov record NCT06946225. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A First-in-human, Open-label Trial to Evaluate the Combination of ACTengine® IMA203 With mRNA-4203 in Previously Treated, Unresectable or Metastatic Cutaneous Melanoma or Synovial Sarcoma Patients (ACTengine® IMA203-102)
Study identification
- NCT ID
- NCT06946225
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Immatics US, Inc.
- Industry
- Enrollment
- 15 participants
Conditions and interventions
Conditions
Interventions
- IMA203 Biological
- mRNA-4203 Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jul 24, 2025
- Primary completion
- Jul 31, 2029
- Completion
- Jul 31, 2029
- Last update posted
- Jan 7, 2026
2025 – 2029
United States locations
- U.S. sites
- 4
- U.S. states
- 4
- U.S. cities
- 4
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of California San Francisco | San Francisco | California | 94143 | Recruiting |
| Dana Farber Cancer Institute | Boston | Massachusetts | 02215 | Recruiting |
| Memorial Sloan Kettering Cancer Center | New York | New York | 10065 | Recruiting |
| MD Anderson Cancer Center | Houston | Texas | 77030 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT06946225, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jan 7, 2026 · Synced May 7, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT06946225 live on ClinicalTrials.gov.