FindMyKOL
Clinical trialNCT05506943Active, not recruitingPhase 2/PHASE3Interventional

A Study of CTX-009 in Combination With Paclitaxel in Adult Patients With Unresectable Advanced, Metastatic or Recurrent Biliary Tract Cancers (COMPANION-002)

SponsorCompass TherapeuticsEnrollment168Ampullary CancerBiliary Tract CancerCholangiocarcinomaGall Bladder Cancer
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

This is a multi-center, open-label, randomized, phase 2/3 trial of the bispecific antibody CTX-009 plus paclitaxel versus paclitaxel in patients with previously treated, unresectable advanced or metastatic biliary tract cancers.

Investigators

The overall officials registered on this study. Names that resolve to a FindMyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

34 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Mayo Clinic Arizona

    Phoenix, Arizona, United States

  • University of Arizona

    Tucson, Arizona, United States

  • University of Southern California Norris Comprehensive Cancer Center

    Los Angeles, California, United States

  • Stanford Medicine Cancer Center

    Palo Alto, California, United States

  • University of California San Francisco

    San Francisco, California, United States

  • Rocky Mountain Cancer Centers, Llp

    Aurora, Colorado, United States

  • University of Florida

    Gainesville, Florida, United States

  • Mayo Clinic Jacksonville

    Jacksonville, Florida, United States

  • Adventhealth Orlando

    Orlando, Florida, United States

  • Northwestern University

    Chicago, Illinois, United States

  • University of Chicago

    Chicago, Illinois, United States

  • Ochsner Clinic Foundation

    New Orleans, Louisiana, United States

  • Johns Hopkins University

    Baltimore, Maryland, United States

  • Massachusetts General Hospital

    Boston, Massachusetts, United States

  • Mayo Clinic Rochester

    Rochester, Minnesota, United States

  • Washington University School of Medicine, Siteman Cancer Center

    St Louis, Missouri, United States

  • Rutgers Cancer Institute

    New Brunswick, New Jersey, United States

  • the University of New Mexico

    Albuquerque, New Mexico, United States

  • Memorial Medical Center

    Las Cruces, New Mexico, United States

  • Roswell Park

    Buffalo, New York, United States

  • Columbia University

    New York, New York, United States

  • Montefiore Medical Center

    The Bronx, New York, United States

  • Gabrail Cancer Center

    Canton, Ohio, United States

  • Cleveland Clinic

    Cleveland, Ohio, United States

  • University of Tennessee Medical Center

    Knoxville, Tennessee, United States

  • Scri Oncology Partners

    Nashville, Tennessee, United States

  • Texas Oncology - Austin

    Austin, Texas, United States

  • Texas Oncology - Baylor Charles A. Sammons Cancer Center

    Dallas, Texas, United States

  • Texas Oncology - Dension

    Denison, Texas, United States

  • the University of Texas Md Anderson Cancer Center

    Houston, Texas, United States

  • Texas Oncology - San Antonio

    San Antonio, Texas, United States

  • Texas Oncology - Northeast Texas

    Tyler, Texas, United States

  • Virginia Mason Franciscan Health

    Seattle, Washington, United States

  • Northwest Cancer Specialists, P.C.

    Vancouver, Washington, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
9 Jan 2023
Primary completion
1 Dec 2026
Completion
1 Dec 2026
Last update posted
7 May 2026
Registered enrollment
168
Registry id
NCT05506943

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; FindMyKOL does not interpret them.