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 4 of 7

COMPLETED Phase 3

Combination Chemotherapy in Treating Young Patients With Newly Diagnosed Acute Promyelocytic Leukemia

NCT00866918

COMPLETED

Study of Blood Samples From Newborns With Down Syndrome

NCT00959283

COMPLETED Phase 1

Pegaspargase and Combination Chemotherapy in Treating Younger Patients With Newly Diagnosed High-Risk Acute Lymphoblastic Leukemia (Closed to Accrual 4-22-2011)

NCT00866307

COMPLETED Phase 3

Combination Chemotherapy, Radiation Therapy, and an Autologous Peripheral Blood Stem Cell Transplant in Treating Young Patients With Atypical Teratoid/Rhabdoid Tumor of the Central Nervous System

NCT00653068

COMPLETED

Genetic Susceptibility Biomarkers in Children With Neuroblastoma (Also Known as Neuroblastoma Epidemiology in North America [NENA])

NCT01119560

COMPLETED

Study of Blood Samples From Patients With Osteosarcoma

NCT00954473

COMPLETED

Study of Specimens From Young Patients With Neuroblastoma

NCT00958659

COMPLETED

Studying Tumor Samples From Young Patients With Neuroblastoma

NCT00907920

COMPLETED

Study of Tumor Samples From Patients With Ewing Sarcoma

NCT00898053

COMPLETED Phase 1

Zoledronic Acid and Combination Chemotherapy in Treating Patients With Newly Diagnosed Metastatic Osteosarcoma

NCT00742924

COMPLETED Phase 3

Calaspargase Pegol or Pegaspargase and Combination Chemotherapy in Treating Younger Patients With Newly Diagnosed High-Risk Acute Lymphoblastic Leukemia

NCT00671034

COMPLETED Phase 3

Sodium Thiosulfate in Preventing Hearing Loss in Young Patients Receiving Cisplatin for Newly Diagnosed Germ Cell Tumor, Hepatoblastoma, Medulloblastoma, Neuroblastoma, Osteosarcoma, or Other Malignancy

NCT00716976

COMPLETED

Genetic Mutations and Environmental Exposure in Young Patients With Retinoblastoma and in Their Parents and Young Healthy Unrelated Volunteers

NCT00690469

COMPLETED Phase 3

Combination Chemotherapy, Autologous Stem Cell Transplant, and/or Radiation Therapy in Treating Young Patients With Extraocular Retinoblastoma

NCT00554788

COMPLETED NA

Two Regimens of Combination Chemotherapy in Treating Younger Patients With Newly Diagnosed Localized Ewing Sarcoma Family of Tumors

NCT00618813

COMPLETED NA

Erwinia Asparaginase After Allergy to PEG-Asparaginase in Treating Young Patients With Acute Lymphoblastic Leukemia

NCT00537030

COMPLETED

Collecting and Storing Biological Samples From Patients With Ewing Sarcoma

NCT00899990

COMPLETED

Collecting and Storing Samples of Blood and Tumor Tissue From Patients With Osteosarcoma

NCT00899275

COMPLETED

Evaluating Dactinomycin and Vincristine in Young Patients With Cancer

NCT00674193

COMPLETED Phase 3

Combination Chemotherapy With or Without Lestaurtinib in Treating Younger Patients With Newly Diagnosed Acute Lymphoblastic Leukemia

NCT00557193

COMPLETED Phase 2

Trabectedin in Treating Young Patients With Recurrent or Refractory Soft Tissue Sarcoma or Ewing's Family of Tumors

NCT00070109

COMPLETED Phase 2

Donor Stem Cell Transplant in Treating Young Patients With Acute Myeloid Leukemia With Monosomy 7, -5/5q-, High FLT3-ITD AR, or Refractory or Relapsed Acute Myelogenous Leukemia

NCT00553202

COMPLETED Phase 3

Donor Bone Marrow Transplant With or Without G-CSF in Treating Young Patients With Hematologic Cancer or Other Diseases

NCT00450450

COMPLETED Phase 3

Comparing Two Different Myeloablation Therapies in Treating Young Patients Who Are Undergoing a Stem Cell Transplant for High-Risk Neuroblastoma

NCT00567567

COMPLETED Phase 2

Combination Chemotherapy in Treating Young Patients With Recurrent or Resistant Malignant Germ Cell Tumors

NCT00467051

COMPLETED Phase 3

Combination Chemotherapy Followed By Peripheral Stem Cell Transplant in Treating Young Patients With Newly Diagnosed Supratentorial Primitive Neuroectodermal Tumors or High-Risk Medulloblastoma

NCT00336024

COMPLETED Phase 3

Combination Chemotherapy and Surgery With or Without Isotretinoin in Treating Young Patients With Neuroblastoma

NCT00499616

COMPLETED Phase 1

Lestaurtinib, Cytarabine, and Idarubicin in Treating Younger Patients With Relapsed or Refractory Acute Myeloid Leukemia

NCT00469859

COMPLETED

Study of DNA in Blood Samples From Patients With Neuroblastoma

NCT00898391

COMPLETED Phase 3

Cisplatin-Based Chemotherapy and/or Surgery in Treating Young Patients With Adrenocortical Tumor

NCT00304070

COMPLETED Phase 2

Cytarabine in Treating Young Patients With Recurrent or Refractory Ewing's Sarcoma

NCT00470275

COMPLETED

Assessing Ear Damage in Young Cancer Patients Treated With Cisplatin

NCT00458887

COMPLETED Phase 3

Systemic Chemotherapy and Subtenon Carboplatin, and Local Ophthalmic Therapy in Children With Intraocular Retinoblastoma

NCT00072384

COMPLETED

Collecting and Storing Tissue From Young Patients With Cancer

NCT00898755

COMPLETED Phase 3

Tacrolimus and Methotrexate With or Without Sirolimus in Preventing Graft-Versus-Host Disease in Young Patients Undergoing Donor Stem Cell Transplant for Acute Lymphoblastic Leukemia in Complete Remission

NCT00382109

COMPLETED Phase 3

Combination Chemotherapy in Treating Young Patients With Down Syndrome and Acute Myeloid Leukemia or Myelodysplastic Syndromes

NCT00369317

COMPLETED Phase 3

Low-Dose or High-Dose Vincristine and Combination Chemotherapy in Treating Young Patients With Relapsed B-Cell Acute Lymphoblastic Leukemia

NCT00381680

COMPLETED Phase 1

Clofarabine and Cytarabine in Treating Young Patients With Refractory or Relapsed Acute Myeloid Leukemia or Acute Lymphoblastic Leukemia

NCT00372619

COMPLETED Phase 3

Observation, Radiation Therapy, Combination Chemotherapy, and/or Surgery in Treating Young Patients With Soft Tissue Sarcoma

NCT00346164

COMPLETED NA

Pharmacokinetics of Daunorubicin in Young Patients With Cancer

NCT00673257

COMPLETED Phase 2

ABT-751 in Treating Children With Neuroblastoma That Has Relapsed or Not Responded to Previous Treatment

NCT00436852

COMPLETED

Brain Function in Young Patients Receiving Methotrexate for Acute Lymphoblastic Leukemia

NCT00437060

COMPLETED Phase 3

Radiation Therapy Compared With Chemotherapy and Radiation Therapy in Treating Patients With Newly Diagnosed Primary Central Nervous System (CNS) Germ Cell Tumor

NCT00085098

COMPLETED Phase 3

Combination Chemotherapy and Radiation Therapy in Treating Patients With Newly Diagnosed Rhabdomyosarcoma

NCT00354835

COMPLETED

Genetic Analysis Using Blood or Bone Marrow From Participants With Neuroblastoma or Noncancerous Conditions

NCT00436696

COMPLETED Phase 2

Radiation Therapy in Treating Young Patients With Gliomas

NCT00238264

COMPLETED

Collecting and Storing Biological Samples From Young Patients With Hodgkin?s Lymphoma

NCT00900250

COMPLETED

Collecting and Storing Samples of Bone Marrow and Blood From Patients With Relapsed Acute Lymphoblastic Leukemia or Non-Hodgkin Lymphoma

NCT00897325

COMPLETED Phase 3

Combination Chemotherapy With or Without Gemtuzumab in Treating Young Patients With Newly Diagnosed Acute Myeloid Leukemia

NCT00372593

COMPLETED Phase 3

High-Dose Combination Chemotherapy and Radiation Therapy in Treating Patients With Newly Diagnosed Metastatic Rhabdomyosarcoma or Ectomesenchymoma

NCT00354744

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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.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. Children's Oncology Group pipeline card: 342 registered trials from official public datasets. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.