🏛️ Verified NIH Record • Updated 2026-05-12

ACTengine® IMA203/IMA203CD8 as Monotherapy or in Combination With Nivolumab in Recurrent and/or Refractory Solid Tumors (NCT03686124)

Phase 1/2 Study Evaluating Genetically Modified Autologous T Cells Expressing a TCR Recognizing a Cancer/Germline Antigen as Monotherapy or in Combination With Nivolumab in Patients With Recurrent and/or Refractory Solid Tumors

🟢 Recruiting Phase1 / Phase2 💊 Investigational Drug / Biologic Sponsor: Immatics US, Inc.

🩺 Plain-English Summary (8th-Grade Level)

The study's purpose is to establish the safety and tolerability of IMA203/IMA203CD8 products with or without combination with nivolumab in patients with solid tumors that express preferentially expressed antigen in melanoma (PRAME).

Who can join: Review the eligibility criteria below.

Location: Stanford Cancer Institute — Stanford, California

Age range: 18 Years

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (21 Sites)

  • Stanford Cancer Institute — Stanford, California
  • University of Colorado, Anschutz Medical Campus — Aurora, Colorado
  • University of Miami Hospital and Clinics — Miami, Florida
  • University of Chicago Medical Center — Chicago, Illinois
  • Massachusetts General Hospital — Boston, Massachusetts
  • Memorial Sloan Kettering Cancer Center — New York, New York
  • Ohio State University Wexner Medical Center Gynecologic Oncology at Mill Run — Columbus, Ohio
  • University of Pennsylvania, Perelamn Center for Advanced Medicine — Philadelphia, Pennsylvania
  • Thomas Jefferson University, Honickman Center — Philadelphia, Pennsylvania
  • Fox Chase Cancer Center — Philadelphia, Pennsylvania
  • University of Pittsburgh Medical Center — Pittsburgh, Pennsylvania
  • University of Texas MD Anderson Cancer Center — Houston, Texas
  • Fred Hutchinson Cancer Center — Seattle, Washington
  • Universitätsklinikum Heidelberg, Nationales Centrum für Tumorerkrankungen (NCT) — Heidelberg, Baden-Wurttemberg
  • Klinikum rechts der Isar der Technischen Universität München — Munich, Bavaria
  • Universitätsklinikum Würzburg — Würzburg, Bavaria
  • Universitätsklinikum Bonn - Medizinische Klinik III — Bonn, North Rhine-Westphalia
  • Universitätsmedizin der Johannes Gutenberg-Universität Mainz — Mainz, Rhineland-Palatinate
  • Universitätsklinikum C.-G.-Carus Dresden — Dresden, Saxony
  • Charité Benjamin Franklin - Klinik für Hämatologie und Onkologie — Berlin,
  • Universitätsklinikum Hamburg-Eppendorf — Hamburg,

📞 Contact the Study Coordinator

Phone: (346) 204-5400

Email: ctgovinquiries@immatics.com

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

💰 Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

More studies in Refractory Cancer

💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
🏛️ View Official NIH Record ↗