{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?sponsor=CytomX+Therapeutics",
    "query": {
      "sponsor": "CytomX Therapeutics"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T15:10:06.280Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT04596150",
      "title": "Study to Evaluate the Safety and Antitumor Activity of CX-2009 Monotherapy and in Combination With CX-072 in Advanced Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neoplasms",
        "Breast Neoplasms",
        "Breast Neoplasms, Triple-Negative",
        "Breast Cancer",
        "Breast Neoplasms, Hormone Receptor Positive/HER2 Negative"
      ],
      "interventions": [
        {
          "name": "CX-2009",
          "type": "DRUG"
        },
        {
          "name": "CX-072",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2020-12-29",
      "completion_date": "2023-06-02",
      "has_results": false,
      "last_update_posted_date": "2024-01-23",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 27,
      "location_summary": "La Jolla, California • Los Angeles, California • Santa Monica, California + 22 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Lone Tree",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04596150"
    },
    {
      "nct_id": "NCT03149549",
      "title": "PROCLAIM-CX-2009: A Trial to Find Safe and Active Doses of an Investigational Drug CX-2009 for Patients With Selected Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor, Adult",
        "Breast Cancer",
        "Non Small Cell Lung Cancer",
        "Head and Neck Cancer",
        "Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "CX-2009",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2017-06-01",
      "completion_date": "2020-09-10",
      "has_results": true,
      "last_update_posted_date": "2024-01-05",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 16,
      "location_summary": "Los Angeles, California • New Haven, Connecticut • Chicago, Illinois + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03149549"
    },
    {
      "nct_id": "NCT03543813",
      "title": "PROCLAIM-CX-2029: A Trial to Find Safe and Active Doses of an Investigational Drug CX-2029 for Patients With Solid Tumors or DLBCL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor, Adult",
        "Head and Neck Cancer",
        "Non Small Cell Lung Cancer",
        "Diffuse Large B Cell Lymphoma",
        "Esophageal Cancer"
      ],
      "interventions": [
        {
          "name": "CX-2029",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 133,
      "start_date": "2018-06-15",
      "completion_date": "2023-06-01",
      "has_results": false,
      "last_update_posted_date": "2024-01-23",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 15,
      "location_summary": "Birmingham, Alabama • Encinitas, California • Los Angeles, California + 12 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Lake Mary",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03543813"
    },
    {
      "nct_id": "NCT03993379",
      "title": "PROCLAIM: CX-072-002: Study of PD-L1 Probody Therapeutic CX-072 in Combination With Other Anticancer Therapy in Adults With Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor",
        "Unresectable or Metastatic Melanoma"
      ],
      "interventions": [
        {
          "name": "CX-072",
          "type": "DRUG"
        },
        {
          "name": "Ipilimumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2019-11-20",
      "completion_date": "2020-05-21",
      "has_results": true,
      "last_update_posted_date": "2025-12-26",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 14,
      "location_summary": "Duarte, California • Los Angeles, California • Coeur d'Alene, Idaho + 8 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Coeur d'Alene",
          "state": "Idaho"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03993379"
    },
    {
      "nct_id": "NCT03013491",
      "title": "PROCLAIM-CX-072: A Trial to Find Safe and Active Doses of an Investigational Drug CX-072 for Patients With Solid Tumors or Lymphomas",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "CX-072",
          "type": "DRUG"
        },
        {
          "name": "ipilimumab",
          "type": "DRUG"
        },
        {
          "name": "vemurafenib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 196,
      "start_date": "2017-01-19",
      "completion_date": "2020-10-27",
      "has_results": true,
      "last_update_posted_date": "2025-06-17",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 16,
      "location_summary": "Los Angeles, California • New Haven, Connecticut • Chicago, Illinois + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03013491"
    },
    {
      "nct_id": "NCT06462794",
      "title": "First In Human Study of CX-801 in Advanced Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor, Adult"
      ],
      "interventions": [
        {
          "name": "CX-801",
          "type": "DRUG"
        },
        {
          "name": "pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 121,
      "start_date": "2024-08-28",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 5,
      "location_summary": "Los Angeles, California • Englewood, Colorado • Pittsburgh, Pennsylvania + 2 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06462794"
    },
    {
      "nct_id": "NCT05387265",
      "title": "A Trial to Find Safe and Active Doses for an Investigational Drug, CX-904, for Patients With Advanced Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "CX-904",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 83,
      "start_date": "2022-05-16",
      "completion_date": "2025-06-04",
      "has_results": false,
      "last_update_posted_date": "2025-07-14",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 5,
      "location_summary": "Denver, Colorado • Nashville, Tennessee • Houston, Texas + 2 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        },
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05387265"
    },
    {
      "nct_id": "NCT06265688",
      "title": "First In Human Study of CX-2051 in Advanced Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor, Adult"
      ],
      "interventions": [
        {
          "name": "CX-2051",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2024-04-02",
      "completion_date": "2029-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 8,
      "location_summary": "Denver, Colorado • Boston, Massachusetts • The Bronx, New York + 5 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "Huntersville",
          "state": "North Carolina"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06265688"
    },
    {
      "nct_id": "NCT03706274",
      "title": "PROCLAIM-CX-188: A Trial to Find Safe and Active Doses of an Investigational Drug CX-188 for Patients With Solid Tumors",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumor, Adult"
      ],
      "interventions": [
        {
          "name": "CX-188",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "CytomX Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2020-01",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2021-05-05",
      "last_synced_at": "2026-10-08T15:10:06.280Z",
      "location_count": 1,
      "location_summary": "Fairfax, Virginia",
      "locations": [
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03706274"
    }
  ]
}