Study of XL092 + Atezolizumab vs Regorafenib in Participants With Metastatic Colorectal Cancer

NCT05425940 · STELLAR-303 Phase 3Active, not recruiting

Lead sponsor
Exelixis (Industry)
Enrollment
901 (actual)
Start date
7 Sep 2022
Primary completion
16 Jun 2026 (actual)
Study completion
31 Jan 2027
Last update posted
17 Jul 2026

Design

Study type
Interventional
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel
Masking
None
Arms
2

Interventions

  • XL092 Drug
  • Atezolizumab Drug
  • Regorafenib Drug

Conditions and primary outcome

  • Colorectal Cancer

Primary outcome

Overall Survival (OS) of XL092 + Atezolizumab Versus Regorafenib in All Randomized Participants (Up to 32 months); Overall Survival (OS) of XL092 + Atezolizumab Versus Regorafenib in Randomized Non-Liver Metastases (NLM) Participants (Up to 32 months)

Posted results on ClinicalTrials.gov

Results posted on ClinicalTrials.gov: No

Results from company and journal sources

No editor-confirmed results are on record for this study.

Publications

2 on PubMed
  1. Zanzalintinib plus atezolizumab versus regorafenib in refractory colorectal cancer (STELLAR-303): a randomised, open-label, phase 3 trial.

    Lancet (London, England) · 2025 Nov 15

  2. STELLAR-303: randomized phase III study of zanzalintinib + atezolizumab in previously treated metastatic colorectal cancer.

    Future oncology (London, England) · 2024

Citations from PubMed, U.S. National Library of Medicine; abstracts are not stored. A publication lists this study’s NCT number and may be a review that cites many studies.

CT-VCA trial quality

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Data integrity

Compare what the registry, company releases, FDA documents and publications say about this study.

Drugs on HealthTrade

Source

Source: ClinicalTrials.gov, U.S. National Library of Medicine. Listing a study does not mean NLM has evaluated it.

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