Children's Oncology Group

Open enrollment across a mixed-phase pipeline

According to ClinicalTrials.gov-derived indexes, Children's Oncology Group sits in the top decile of US sponsors by registered trial count (#104 of 15,742 sponsors by registered trial count).

342 total trials 33 currently recruiting 260 completed top decile by trial count

Children's Oncology Group: 342 sponsored US clinical trials, 33 recruiting.

Children's Oncology Group sponsors 342 registered US clinical trials on ClinicalTrials.gov, 33 of them currently recruiting, and 260 completed. 103 of these trials are in Phase 3-4 (later-stage) and 128 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Leukemia, with 12 trials.

Top-decile sponsor footprint

Children's Oncology Group ranks in the top decile of sponsors by registered trial count (#104 of 15,742 sponsors by registered trial count). Volume at this scale usually reflects a long institutional pipeline, read phase tilt and therapeutic areas below before treating it as current-year activity.

Trial completion reliability score

B 88/100

260 of 262 decided trials (Completed vs. Terminated on ClinicalTrials.gov) reached their planned completion (99.2%), vs. national p10 68.4% / p90 100% among 1,234 sponsors with at least 10 decided trials. Still-open trials (Recruiting, Active-not-recruiting, Not-yet-recruiting) are excluded since they have not reached an outcome yet.

Open and recent trials

342 total, page 2 of 7

ACTIVE NOT RECRUITING

Inherited Genetic Susceptibility in Langerhans Cell Histiocytosis (LCH)

NCT04100408

ACTIVE NOT RECRUITING Phase 1

Flotetuzumab for the Treatment of Pediatric Recurrent or Refractory Acute Myeloid Leukemia

NCT04158739

ACTIVE NOT RECRUITING Phase 2

Stopping Tyrosine Kinase Inhibitors in Affecting Treatment-Free Remission in Patients With Chronic Phase Chronic Myeloid Leukemia

NCT03817398

ACTIVE NOT RECRUITING Phase 2

Larotrectinib in Treating Patients With Previously Untreated TRK Fusion Solid Tumors and TRK Fusion Relapsed Acute Leukemia

NCT03834961

ACTIVE NOT RECRUITING Phase 2

Irinotecan Hydrochloride, Temozolomide, and Dinutuximab With or Without Eflornithine in Treating Patients With Relapsed or Refractory Neuroblastoma

NCT03794349

ACTIVE NOT RECRUITING Phase 3

Cisplatin and Combination Chemotherapy in Treating Children and Young Adults With Hepatoblastoma or Liver Cancer After Surgery

NCT03533582

ACTIVE NOT RECRUITING Phase 3

Lactobacillus Plantarum in Preventing Acute Graft Versus Host Disease in Children Undergoing Donor Stem Cell Transplant

NCT03057054

ACTIVE NOT RECRUITING Phase 3

Web-Based Physical Activity Intervention in Improving Long Term Health in Children and Adolescents With Cancer

NCT03223753

ACTIVE NOT RECRUITING Phase 2

Reduced Craniospinal Radiation Therapy and Chemotherapy in Treating Younger Patients With Newly Diagnosed WNT-Driven Medulloblastoma

NCT02724579

ACTIVE NOT RECRUITING

Genetic Mutational Analysis of Saliva or Buccal Mucosa Samples From Patients With Embryonal or Alveolar Rhabdomyosarcoma

NCT03296371

ACTIVE NOT RECRUITING Phase 3

Imatinib Mesylate and Combination Chemotherapy in Treating Patients With Newly Diagnosed Philadelphia Chromosome Positive Acute Lymphoblastic Leukemia

NCT03007147

ACTIVE NOT RECRUITING

Late Effects After Treatment in Patients With Previously Diagnosed High-Risk Neuroblastoma

NCT03057626

ACTIVE NOT RECRUITING NA

Optune for Children With High-Grade Glioma or Ependymoma, and Optune With Radiation Therapy for Children With DIPG

NCT03033992

ACTIVE NOT RECRUITING Phase 3

Response-Based Chemotherapy in Treating Newly Diagnosed Acute Myeloid Leukemia or Myelodysplastic Syndrome in Younger Patients With Down Syndrome

NCT02521493

ACTIVE NOT RECRUITING Phase 3

Tretinoin and Arsenic Trioxide in Treating Patients With Untreated Acute Promyelocytic Leukemia

NCT02339740

ACTIVE NOT RECRUITING Phase 3

Response and Biology-Based Risk Factor-Guided Therapy in Treating Younger Patients With Non-high Risk Neuroblastoma

NCT02176967

ACTIVE NOT RECRUITING NA

Computer Training Program for Younger Patients With a Brain Tumor Who Underwent Radiation Therapy

NCT01503086

ACTIVE NOT RECRUITING Phase 3

Assessing Compliance With Mercaptopurine Treatment in Younger Patients With Acute Lymphoblastic Leukemia in First Remission

NCT01503632

ACTIVE NOT RECRUITING Phase 3

Risk-Adapted Chemotherapy in Treating Younger Patients With Newly Diagnosed Standard-Risk Acute Lymphoblastic Leukemia or Localized B-Lineage Lymphoblastic Lymphoma

NCT01190930

ACTIVE NOT RECRUITING Phase 3

Maintenance Chemotherapy or Observation Following Induction Chemotherapy and Radiation Therapy in Treating Patients With Newly Diagnosed Ependymoma

NCT01096368

ACTIVE NOT RECRUITING

Enrollment on the Childhood Cancer Research Network (CCRN) of the Children's Oncology Group

NCT01117168

ACTIVE NOT RECRUITING Phase 3

Combination Chemotherapy and Surgery in Treating Young Patients With Wilms Tumor

NCT00945009

ACTIVE NOT RECRUITING

Neuropsychological and Behavioral Testing in Younger Patients With Cancer

NCT00772200

ACTIVE NOT RECRUITING Phase 3

Chemotherapy and Radiation Therapy in Treating Young Patients With Newly Diagnosed, Previously Untreated, High-Risk Medulloblastoma/PNET

NCT00392327

ACTIVE NOT RECRUITING Phase 3

Combination Chemotherapy With or Without Radiation Therapy in Treating Young Patients With Newly Diagnosed Stage III or Stage IV Wilms' Tumor

NCT00379340

ACTIVE NOT RECRUITING Phase 3

Vincristine, Dactinomycin, and Doxorubicin With or Without Radiation Therapy or Observation Only in Treating Younger Patients Who Are Undergoing Surgery for Newly Diagnosed Stage I, Stage II, or Stage III Wilms' Tumor

NCT00352534

ACTIVE NOT RECRUITING

Study of Kidney Tumors in Younger Patients

NCT00898365

ACTIVE NOT RECRUITING Phase 2

Treating Young Patients With Newly Diagnosed, Low Stage, Lymphocyte Predominant Hodgkin Disease

NCT00107198

ACTIVE NOT RECRUITING

Genetic Analysis in Identifying Late-Occurring Complications in Childhood Cancer Survivors

NCT00082745

ACTIVE NOT RECRUITING

Biomarkers in Tumor Tissue Samples From Patients With Newly Diagnosed Neuroblastoma or Ganglioneuroblastoma

NCT00904241

COMPLETED Phase 1

Palbociclib in Combination With Chemotherapy in Treating Children With Relapsed Acute Lymphoblastic Leukemia (ALL) or Lymphoblastic Lymphoma (LL)

NCT03792256

COMPLETED Phase 1

Pepinemab in Treating Younger Patients With Recurrent, Relapsed, or Refractory Solid Tumors

NCT03320330

COMPLETED Phase 1

Pevonedistat, Irinotecan, and Temozolomide in Treating Patients With Recurrent or Refractory Solid Tumors or Lymphoma

NCT03323034

COMPLETED

Cancer Care Delivery in Adolescent and Young Adult Patients With Acute Lymphoblastic Leukemia

NCT03204916

COMPLETED

Biospecimen Analysis in Determining Effects of Chemotherapy on Fertility in Osteosarcoma Survivors

NCT03206450

COMPLETED Phase 1

Nanoparticle Albumin-Bound Rapamycin, Temozolomide, and Irinotecan Hydrochloride in Treating Pediatric Patients With Recurrent or Refractory Solid Tumors

NCT02975882

COMPLETED Phase 2

Rituximab and LMP-Specific T-Cells in Treating Pediatric Solid Organ Recipients With EBV-Positive, CD20-Positive Post-Transplant Lymphoproliferative Disorder

NCT02900976

COMPLETED Phase 1

Prexasertib in Treating Pediatric Patients With Recurrent or Refractory Solid Tumors

NCT02808650

COMPLETED

Identifying, Understanding, and Overcoming Barriers to the Use of Clinical Practice Guidelines in Pediatric Oncology

NCT02847130

COMPLETED Phase 1

Liposome-encapsulated Daunorubicin-Cytarabine, Fludarabine Phosphate, Cytarabine, and Filgrastim in Treating Younger Patients With Relapsed or Refractory Acute Myeloid Leukemia

NCT02642965

COMPLETED

Studying Genes in Tissue Samples From Younger and Adolescent Patients With Soft Tissue Sarcomas

NCT01567046

COMPLETED Phase 2

Carvedilol in Preventing Heart Failure in Childhood Cancer Survivors

NCT02717507

COMPLETED Phase 2

Denosumab in Treating Patients With Recurrent or Refractory Osteosarcoma

NCT02470091

COMPLETED Phase 1

Selinexor in Treating Younger Patients With Recurrent or Refractory Solid Tumors or High-Grade Gliomas

NCT02323880

COMPLETED Phase 2

Lorvotuzumab Mertansine in Treating Younger Patients With Relapsed or Refractory Wilms Tumor, Rhabdomyosarcoma, Neuroblastoma, Pleuropulmonary Blastoma, Malignant Peripheral Nerve Sheath Tumor, or Synovial Sarcoma

NCT02452554

COMPLETED Phase 1

Intra-arterial Melphalan in Treating Younger Patients With Unilateral Retinoblastoma

NCT02097134

COMPLETED Phase 1

VEGF Receptor Tyrosine Kinase Inhibitor Axitinib in Children With Recurrent or Refractory Solid Tumors

NCT02164838

COMPLETED Phase 2

Combination Chemotherapy in Treating Younger Patients With Newly Diagnosed, Non-metastatic Desmoplastic Medulloblastoma

NCT02017964

COMPLETED Phase 3

Chlorhexidine Gluconate Cleansing in Preventing Central Line Associated Bloodstream Infection and Acquisition of Multi-drug Resistant Organisms in Younger Patients With Cancer or Undergoing Donor Stem Cell Transplant

NCT01817075

COMPLETED Phase 2

Busulfan, Cyclophosphamide, and Melphalan or Busulfan and Fludarabine Phosphate Before Donor Hematopoietic Cell Transplant in Treating Younger Patients With Juvenile Myelomonocytic Leukemia

NCT01824693

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What is open in the Children's Oncology Group pipeline

33 recruiting of 342 indexed (10% open); 260 completed (76%).

Phase mix: 103 late (III/IV) vs 128 early (I/II) (balanced across stages).

Top condition: Leukemia (12 trials), 9 others listed.

How open-pipeline share is computed

Recruiting share is recruiting_count divided by trial_count for this sponsor in the public registry export. Status can change between pulls; treat the figure as a research-attention snapshot, not product availability.

Children's Oncology Group: open-pipeline peers nationwide

Peers matched on 342 registered trials and 10% open enrollment, not the therapeutic-area sidebar.

Children's Oncology Group sits at or above the median trial volume and below the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot). 2×2 strategic matrix plotting 9 entities by Total trials (X) and Recruiting share (Y), with a crosshair dividing the plot into four quadrants. Higher volume & more openFocused & more openHigher volume, mostly closedSmaller & mostly closed 0200400600800 5%10%15%20%25% Total trials Recruiting share Children's Oncology GroupNational Institute of Mental Health (NIMH)Ohio State University Comprehensive Cancer CenterMontefiore Medical CenterCedars-Sinai Medical CenterChildren's Hospitals and Clinics of MinnesotaCytokineticsSanofiJoslin Diabetes Center
Children's Oncology Group sits at or above the median trial volume and below the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot).

Children's Oncology Group sits at or above the median trial volume and below the median recruiting share among these 9 nationwide peers -- the two do not always move together.

Sponsors near 342 trials (± recruiting share)

Sponsors near 10% open enrollment (± trial volume)

What to do with this Children's Oncology Group page

342 registered trials is a research-attention snapshot, not an endorsement of Children's Oncology Group or any single study.

  • 33 of Children's Oncology Group's trials are currently recruiting, check each one's own eligibility criteria before contacting a site. Browse recruiting trials
  • Leukemia is the condition Children's Oncology Group studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Leukemia trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Children's Oncology Group pipeline card: 342 registered trials from official public datasets.Report a data error.