NCT07686367 Brenetafusp Synovial Sarcoma Clinical Landscape Report 2026: Design, Endpoints, Sponsor and Readout Outlook
Turn a newly registered trial into a decision-ready clinical landscape. This report examines NCT07686367 using PatSnap Clinical Trials MCP for protocol design and endpoint evidence, with Drug & Asset MCP and Company & Deal Intelligence MCP used as the companion asset and sponsor enrichment workflow. Explore PatSnap MCP Servers to reproduce the research sequence inside an AI workflow.
MCP evidence snapshot: 21 July 2026. Trial records, recruitment status and projected dates can change after the snapshot and should be rechecked before operational decisions.
Why NCT07686367 is a hot trial to watch
Synovial Sarcoma is being segmented by mechanism, treatment setting, geography and endpoint architecture. NCT07686367 is notable because it evaluates Brenetafusp in a Phase 2 design sponsored by National Cancer Institute. The main development question is whether the protocol can translate its rationale into a clinically interpretable and operationally credible readout.
Trial landscape snapshot
| Field | Indexed detail |
|---|---|
| Registration | NCT07686367 |
| Official title | Testing the Anti-Cancer Drug, Brenetafusp (IMCF106C), in Rare Cancers |
| Phase / status | Phase 2 / Not yet recruiting |
| Intervention | Brenetafusp |
| Sponsor | National Cancer Institute |
| Geography | Not reported in the indexed record |
| Enrollment | 42 |
| Primary endpoint | Overall response rate |
| Endpoint time frame | Up to 8 cycles (Cycle length = 21 days) |
| Primary completion / readout proxy | 2027-11-30 |
Protocol design and endpoint interpretation
This phase II trial studies how well brenetafusp (IMC-F106C) works in treating patients with preferentially expressed antigen of melanoma (PRAME) positive synovial sarcoma and myxoid/round cell liposarcoma that has spread from where it first started (primary site) to other places in the body (metastatic) or that cannot be removed by surgery (unresectable). Brenetafusp (IMC-F106C) is in a new class of immunotherapy called immune mobilizing monoclonal T-cell receptors against cancer (ImmTAC). Brenetafusp (IMC-F106C), may induce changes in body's immune system and may interfere with the ability of tumor cells to grow and spread.
Allocation is N/A, masking is None (Open Label), and the intervention model is Single Group Assignment. Planned enrollment of 42 participants across Not reported in the indexed record shapes statistical precision, execution risk and external validity. Interpretation should account for baseline risk, prior therapy, assessment schedule, missing-data handling and clinical relevance—not only statistical significance.
- Overall response rate (Up to 8 cycles (Cycle length = 21 days)) — Assessed using Response Evaluation Criteria in Solid Tumors (RECIST) version (v) 1.1 criteria. The time interval for best response evaluation is within the first 6 cycles (after the third response assessment on study), with confirmation of response allowed within 8 cycles (2 cycles after initial response). Each disease cohort will be considered separately. Will use a two-stage Minimax design.
Readout outlook and evidence gap
The current protocol points to 2027-11-30 as the best available readout proxy. Because this is an active or newly posted study, a trial-specific result citation is not included until a normalized clinical-trial-result record becomes available. That gap is itself operationally important: teams should monitor first result indexing, conference abstracts, protocol amendments and changes to the primary-completion date.
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Asset and sponsor context
Trial-sourced asset: Brenetafusp. The Drug & Asset MCP enrichment step is designed to add normalized targets, modality and global development status when an exact asset match is available.
Trial-sourced sponsor: National Cancer Institute. Company & Deal Intelligence MCP is the companion workflow for resolving organization identity, corporate profile and partnering context.
The sponsor profile matters because scientific rationale alone does not determine development value. Manufacturing readiness, portfolio fit, geographic reach, partnering capacity and the ability to fund confirmatory development can determine whether a positive signal becomes a competitive asset.
White space around this program
- Sharper patient selection: prospective biomarker or phenotype definitions that identify who is most likely to benefit.
- Clinically interpretable endpoints: outcomes connecting activity with function, symptoms, survival or treatment burden.
- Comparator relevance: evidence against the most decision-relevant contemporary standard of care.
- Broader external validity: evidence across additional geographies, demographic groups and real-world settings.
- Operational differentiation: a development path that closes the readout gap without sacrificing safety or durability.
What to monitor next
Monitor recruitment, enrollment changes, protocol amendments, endpoint hierarchy, primary-completion timing, first result indexing, asset ownership and sponsor partnerships. A change in endpoint, population or ownership can alter the probability of success before a headline data release.
Bottom line
NCT07686367 provides a focused lens on Synovial Sarcoma development. Its value will be determined by whether Brenetafusp can convert the current Phase 2 design into evidence that is clinically meaningful, operationally credible and differentiated from competing programs.
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