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ClinicalTrials.gov 8 recruiting now early-phase tilt

Unresectable Malignant Solid Neoplasm: early-phase trial registry

8 of 21 indexed Unresectable Malignant Solid Neoplasm trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #797 of 28,707 conditions by registered trial count.

21 US clinical trials · 8 currently recruiting · #797 of 28,707 conditions by registered trial count

Unresectable Malignant Solid Neoplasm: 21 US clinical trials tracked, 8 recruiting.

Unresectable Malignant Solid Neoplasm is the subject of 21 registered US clinical trials on ClinicalTrials.gov, 8 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 21 in Phase 1-2 (earlier-stage). The most active sponsor is National Cancer Institute (NCI), running 18 of these trials.

Enrollment posture brief

Registry condition unresectable-malignant-solid-neoplasm

OPEN 8 | RECR 38% | LATE 0 | EARLY 21 | RANK #797 | SPON 18

Nearest open-share peer: Behavior, Health (38% recruiting · 21 trials)

Anal Cancer42.9%Unresectable Malignant S (th…38%Allergic Conjunctivitis14.3%Attention Deficit Disorder W4.8%Adult Acute Myeloid Leukemia0%
Open-enrollment share among volume-matched conditions near Unresectable Malignant Solid Neoplasm

Unresectable Malignant Solid Neoplasm lists 8 open slots (38% of 21 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Unresectable Malignant Solid Neoplasm on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Unresectable Malignant Solid Neoplasm recruits in line with its size-band peers.

    8 of 21 indexed trials (38.1%) are open to enrollment, against a 39.7% average across 762 conditions with 20-99 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Unresectable Malignant Solid Neoplasm research.

    National Cancer Institute (NCI) accounts for 18 of 21 trials (85.7%). 4 distinct sponsors appear on at least one study for this condition label.

  3. Most Unresectable Malignant Solid Neoplasm trials plan to enrol fewer than 100 people.

    Median target enrolment is 45 among the 21 trials that report a genuine target (sentinel values excluded). 20 of those (95.2%) plan for fewer than 100 participants.

  4. Unresectable Malignant Solid Neoplasm research is mostly interventional.

    21 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 119Phase 22

Open and recent trials

21 total, page 1 of 1

RECRUITING Phase 2 88 participants

Testing the Combination of the Anti-cancer Drugs ZEN003694 (ZEN-3694) and Talazoparib in Patients With Advanced Solid Tumors, The ComBET Trial

National Cancer Institute (NCI)

NCT05327010

RECRUITING Phase 1 66 participants

Testing the Combination of Two Anti-cancer Drugs, Peposertib (M3814) and Tuvusertib (M1774) for Advanced Solid Tumors

National Cancer Institute (NCI)

NCT05687136

RECRUITING Phase 1 55 participants

Testing the Combination of DS-8201a and Olaparib in HER2-Expressing Cancers With Expansion in Patients With Platinum Resistant Ovarian Cancer

National Cancer Institute (NCI)

NCT04585958

RECRUITING Phase 1 52 participants

TR-002 for the Treatment of Advanced, Unresectable or Metastatic Solid Tumors and Unresectable or Metastatic, Refractory Pancreatic Adenocarcinoma

University of California, Davis

NCT07189195

RECRUITING Phase 1 45 participants

Testing the Safety and Efficacy of the Combination of Two Anti-cancer Drugs, ZEN003694 and Abemaciclib, for Adult and Pediatric Patients (12-17 Years) With Metastatic or Unresectable NUT Carcinoma, Breast Cancer and Other Solid Tumors

National Cancer Institute (NCI)

NCT05372640

RECRUITING Phase 1 43 participants

Studying the Safety and Determining the Optimal Dose of Novobiocin in Patients With Tumors That Have Alterations in DNA Repair Genes

National Cancer Institute (NCI)

NCT05687110

RECRUITING Phase 1 42 participants

MTI-301 for the Treatment of Metastatic or Unresectable and Refractory Solid Cancers

Mayo Clinic

NCT06911008

RECRUITING Phase 1 30 participants

Testing the Addition of an Anti-Cancer Drug, ZEN003694, to the Usual Chemotherapy Treatment (Capecitabine) for Metastatic or Unresectable Cancers

National Cancer Institute (NCI)

NCT05803382

ACTIVE NOT RECRUITING Phase 1 103 participants

Testing the Combination of New Anti-cancer Drug Peposertib With Avelumab and Radiation Therapy for Advanced/Metastatic Solid Tumors and Hepatobiliary Malignancies

National Cancer Institute (NCI)

NCT04068194

ACTIVE NOT RECRUITING Phase 1 96 participants

Trametinib and Navitoclax in Treating Patients With Advanced or Metastatic Solid Tumors

National Cancer Institute (NCI)

NCT02079740

ACTIVE NOT RECRUITING Phase 1 64 participants

Testing the Combination of Copanlisib, Nivolumab and Ipilimumab in Patients With Advanced Cancer and Lymphoma

National Cancer Institute (NCI)

NCT03502733

ACTIVE NOT RECRUITING Phase 1 62 participants

Testing the Biological Effects of DS-8201a on Patients With Advanced Cancer

National Cancer Institute (NCI)

NCT04294628

ACTIVE NOT RECRUITING Phase 1 54 participants

Testing the Addition of an Anti-cancer Drug, Copanlisib, to the Usual Immunotherapy (Nivolumab With or Without Ipilimumab) in Patients With Advanced Solid Cancers That Have Changes in the Following Genes: PIK3CA and PTEN

National Cancer Institute (NCI)

NCT04317105

ACTIVE NOT RECRUITING Phase 2 54 participants

Testing Whether Cancers With Specific Mutations Respond Better to Glutaminase Inhibitor, Telaglenastat Hydrochloride, Anti-Cancer Treatment, BeGIN Study

National Cancer Institute (NCI)

NCT03872427

ACTIVE NOT RECRUITING Phase 1 40 participants

Atezolizumab in Treating Patients With Cancer Following Adoptive Cell Transfer

National Cancer Institute (NCI)

NCT02862275

ACTIVE NOT RECRUITING Phase 1 39 participants

Testing the Combination of the Anti-cancer Drugs Copanlisib, Olaparib, and MEDI4736 (Durvalumab) in Patients With Advanced Solid Tumors With Selected Mutations

National Cancer Institute (NCI)

NCT03842228

ACTIVE NOT RECRUITING Phase 1 36 participants

Pembrolizumab and Recombinant Interleukin-12 in Treating Patients With Solid Tumors

National Cancer Institute (NCI)

NCT03030378

ACTIVE NOT RECRUITING Phase 1 28 participants

Testing the Addition of an Anti-cancer Drug, BAY 1895344, to Usual Chemotherapy for Advanced Stage Solid Tumors, With a Specific Focus on Patients With Small Cell Lung Cancer, Poorly Differentiated Neuroendocrine Cancer, and Pancreatic Cancer

National Cancer Institute (NCI)

NCT04514497

ACTIVE NOT RECRUITING Phase 1 23 participants

Avelumab and M6620 for the Treatment of DDR Deficient Metastatic or Unresectable Solid Tumors

M.D. Anderson Cancer Center

NCT04266912

ACTIVE NOT RECRUITING Phase 1 19 participants

Cediranib Maleate and Selumetinib Sulfate in Treating Patients With Solid Malignancies

National Cancer Institute (NCI)

NCT01364051

ACTIVE NOT RECRUITING Phase 1 13 participants

Testing the Sequential Combination of the Anti-cancer Drugs Olaparib Followed by Adavosertib (AZD1775) in Patients With Advanced Solid Tumors With Selected Mutations and PARP Resistance, STAR Study

National Cancer Institute (NCI)

NCT04197713

Phase Distribution

PhaseTrial count
Phase 1 19
Phase 2 2

Named interventions

Most-linked intervention names on Unresectable Malignant Solid Neoplasm records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Biospecimen Collection Procedure
17 trials
Biopsy Procedure Procedure
14 trials
Computed Tomography Procedure
14 trials
Magnetic Resonance Imaging Procedure
6 trials
Echocardiography Test Procedure
4 trials
Diagnostic Imaging Testing Procedure
3 trials
BET Bromodomain Inhibitor ZEN-3694 Drug
3 trials
Copanlisib Hydrochloride Drug
2 trials

US sites by state

Facility locations filed on Unresectable Malignant Solid Neoplasm trials. A trial with sites in several states counts in each.

California 10 trials
Massachusetts 9 trials
Florida 9 trials
Texas 7 trials
Pennsylvania 5 trials
New York 5 trials
Maryland 5 trials
Illinois 5 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Unresectable Malignant Solid Neoplasm page

21 registered trials, 8 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

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. This Unresectable Malignant Solid Neoplasm condition card totals 21 registered trials; most-linked intervention Biospecimen Collection; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.