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ClinicalTrials.gov 48 recruiting now early-phase tilt

Solid Tumor, Adult: early-phase trial registry

48 of 73 indexed Solid Tumor, Adult trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #188 of 28,707 conditions by registered trial count.

73 US clinical trials · 48 currently recruiting · #188 of 28,707 conditions by registered trial count

Solid Tumor, Adult: 73 US clinical trials tracked, 48 recruiting.

Solid Tumor, Adult is the subject of 73 registered US clinical trials on ClinicalTrials.gov, 48 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 61 in Phase 1-2 (earlier-stage). The most active sponsor is Memorial Sloan Kettering Cancer Center, running 7 of these trials.

Enrollment posture brief

Registry condition solid-tumor-adult

OPEN 48 | RECR 66% | LATE 0 | EARLY 61 | RANK #188 | SPON 7

Nearest open-share peer: Hematopoietic and Lymphoid System Neoplasm (66% recruiting · 32 trials)

Solid Tumor, Adult (this)66%Anatomic Stage II Breast Can54.1%Pulmonary Hypertension50.7%Contraception21.9%Anemia18.9%
Open-enrollment share among volume-matched conditions near Solid Tumor, Adult

Solid Tumor, Adult lists 48 open slots (66% of 73 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 Solid Tumor, Adult 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. Solid Tumor, Adult is recruiting above its size-band peers.

    48 of 73 indexed trials (65.8%) 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. Sponsorship of Solid Tumor, Adult trials is spread across many organizations.

    Memorial Sloan Kettering Cancer Center accounts for 7 of 73 trials (9.6%). 60 distinct sponsors appear on at least one study for this condition label.

  3. Typical Solid Tumor, Adult enrolment sits around 115 participants.

    Median target enrolment is 115 among the 73 trials that report a genuine target (sentinel values excluded). 32 of those (43.8%) plan for fewer than 100 participants.

  4. Solid Tumor, Adult research is mostly interventional.

    69 interventional and 4 observational studies make up this index (94.5% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 157Phase 24

Open and recent trials

73 total, page 1 of 2

RECRUITING 1,500 participants

A Biospecimen Collection Study of Leukapheresis-Derived Circulating Tumor Cells, Immune Cells, and Progenitor Cells.

BioCytics

NCT00571389

RECRUITING Phase 1 930 participants

First-in-Human Study of Mutant-selective PI3Kα Inhibitor, RLY-2608, as a Single Agent in Patients With Advanced Solid Tumors and in Combination With Endocrine Therapy +/- a CDK4/6 or CDK4 Inhibitor in Patients With Advanced Solid Tumors or Advanced Breast Cancer

Relay Therapeutics

NCT05216432

RECRUITING 500 participants

Personalized Models for Cancer Research

New York Stem Cell Foundation Research Institute

NCT06350539

RECRUITING Phase 1 474 participants

A Study to Evaluate the Safety and Efficacy of Mesothelin-Targeting Logic-gated CAR T, in Participants With Solid Tumors That Express MSLN and Have Lost HLA-A*02 Expression

A2 Biotherapeutics

NCT06051695

RECRUITING Phase 1 403 participants

A Study Evaluating FMC-376 in Participants With KRAS G12C Mutated Solid Tumors

Frontier Medicines Corporation

NCT06244771

RECRUITING Phase 1 392 participants

Open-Label Study of BBO-10203 in Subjects With Advanced Solid Tumors

TheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics)

NCT06625775

RECRUITING Phase 1 375 participants

ACTengine® IMA203/IMA203CD8 as Monotherapy or in Combination With Nivolumab in Recurrent and/or Refractory Solid Tumors

Immatics US

NCT03686124

RECRUITING Phase 1 365 participants

A Study of GV20-0251 Monotherapy and GV20-0251 in Combination With Pembrolizumab in Participants With Solid Tumor Malignancies

GV20 Therapeutics

NCT05669430

RECRUITING Phase 1 360 participants

First-in-human Study of DB-1419 for Advanced/Metastatic Solid Tumors

DualityBio

NCT06554795

RECRUITING Phase 1 348 participants

A Phase 1/2 Study to Investigate CRB-701 in Solid Tumors

Corbus Pharmaceuticals

NCT06265727

RECRUITING Phase 1 336 participants

Study to Evaluate VT3989 in Patients With Metastatic Solid Tumors

Vivace Therapeutics

NCT04665206

RECRUITING Phase 1 295 participants

A Phase 1/2 Study of VS-7375 in Patients With KRAS G12D-Mutated Solid Tumors

Verastem

NCT07020221

RECRUITING NA 285 participants

Psychotherapy Intervention for Latinos With Adv Cancer

Memorial Sloan Kettering Cancer Center

NCT04537936

RECRUITING Phase 1 250 participants

A Study Assessing KB707 for the Treatment of Advanced Solid Tumor Malignancies Affecting the Lungs

Krystal Biotech

NCT06228326

RECRUITING Phase 1 240 participants

A Study to Evaluate the Safety and Efficacy of A2B395, an Allogeneic Logic-gated CAR T, in Participants With Solid Tumors That Express EGFR and Have Lost HLA-A*02 Expression

A2 Biotherapeutics

NCT06682793

RECRUITING NA 234 participants

Adapting for Latinx Populations an Intervention That Involves Discussing and Sharing Patients' Health-Related Values

Memorial Sloan Kettering Cancer Center

NCT04942717

RECRUITING Phase 1 230 participants

A Study to Investigate the Safety and Efficacy of NST-628 Oral Tablets in Subjects With Solid Tumors

Nested Therapeutics

NCT06326411

RECRUITING Phase 2 200 participants

Study of Induction PD-1 Blockade in Subjects With Locally Advanced Mismatch Repair Deficient Solid Tumors

Memorial Sloan Kettering Cancer Center

NCT04165772

RECRUITING Phase 1 200 participants

Study Assessing MTD, Safety, Tolerability, PK and Anti-tumor Effects of LNS8801alone and With Pembrolizumab

Linnaeus Therapeutics

NCT04130516

RECRUITING 200 participants

Solid Tumor Analysis for HLA Loss of Heterozygosity (LOH) and Apheresis for CAR T- Cell Manufacturing

A2 Biotherapeutics

NCT04981119

RECRUITING Phase 1 197 participants

A Study of BI-1206 in Combination With Pembrolizumab in Subjects With Advanced Solid Tumors

BioInvent International AB

NCT04219254

RECRUITING NA 190 participants

Psychotherapy Intervention for Latinos With Advanced Cancer

Memorial Sloan Kettering Cancer Center

NCT04015609

RECRUITING Phase 1 160 participants

First In Human Study of CX-2051 in Advanced Solid Tumors

CytomX Therapeutics

NCT06265688

RECRUITING Phase 1 150 participants

A Study With NKT3964 for Adults With Advanced/Metastatic Solid Tumors

NiKang Therapeutics

NCT06586957

RECRUITING Phase 2 140 participants

A Study of AdAPT-001 in Subjects With Sarcoma and Refractory Solid Tumors

EpicentRx

NCT04673942

RECRUITING Phase 1 130 participants

Phase 1 Study Evaluating the Safety and PK of ADU-1805 in Advanced Solid Tumors

Sairopa B.V.

NCT05856981

RECRUITING NA 125 participants

DESCANSO, a Mental Health Intervention for Depression, Insomnia, and Fatigue Symptoms in Latino People With Cancer

Memorial Sloan Kettering Cancer Center

NCT07225088

RECRUITING Phase 1 121 participants

First In Human Study of CX-801 in Advanced Solid Tumors

CytomX Therapeutics

NCT06462794

RECRUITING Phase 1 108 participants

Phase 1 Study to Investigate TCRTs KRAS Mutation in Unresectable, Advanced, and/or Metastatic Solid Tumors

AstraZeneca

NCT06218914

RECRUITING Phase 1 100 participants

Safety and Preliminary Anti-Tumor Activity of TYRA-430 in Advanced Hepatocellular Carcinoma and Other Solid Tumors With Activating FGF/FGFR Pathway Aberrations

Tyra Biosciences

NCT06915753

RECRUITING NA 100 participants

Clinical Nurse Specialist Led Early Palliative Survivorship Care for Patients With Advanced Cancer

Good Samaritan Hospital Medical Center, New York

NCT05947695

RECRUITING Phase 1 100 participants

A Study to Investigate the Safety and Efficacy of KQB198 as Monotherapy and in Combination in Participants With Advanced Solid Malignancies

Kumquat Biosciences

NCT06507306

RECRUITING Phase 1 94 participants

Open-Label, Dose-Escalation With Expansion to Assess the Safety, Tolerability, and PK of TRE-515 in Subjects With Solid Tumors

Trethera

NCT05055609

RECRUITING Phase 1 91 participants

64Cu-GRIP B in Patients With Advanced Malignancies

Rahul Aggarwal

NCT05888532

RECRUITING NA 85 participants

Intravital Microscopy in Human Solid Tumors

Mayo Clinic

NCT03823144

RECRUITING Phase 1 83 participants

Neratinib + Valproate in Advanced Solid Tumors, w/Expansion Cohort in Ras-Mutated Ca

Virginia Commonwealth University

NCT03919292

RECRUITING Phase 1 78 participants

A Study to Determine the Effect of CT3001 in Patients with Advanced Solid Tumors

Crossignal Therapeutics

NCT06598007

RECRUITING Phase 1 78 participants

An Open-Label Study of INV-1120 as a Single Agent and in Combination With Pembrolizumab in Adult Patients With Advanced Solid Tumors

Shenzhen Ionova Life Sciences Co.

NCT04443088

RECRUITING Phase 1 76 participants

COAST Therapy in Advanced Solid Tumors and Prostate Cancer

Medical University of South Carolina

NCT05036226

RECRUITING Phase 1 60 participants

Study of CRX100 as Monotherapy and in Combination With Pembrolizumab in Patients With Advanced Solid Malignancies

BioEclipse Therapeutics

NCT04282044

RECRUITING NA 60 participants

A Pilot Study of Genetic Testing Uptake Through Enhanced Oncology Nurse-Led Intervention

University of California, Davis

NCT06436157

RECRUITING Phase 1 60 participants

A Study of VET3-TGI in Patients With Solid Tumors

KaliVir Immunotherapeutics

NCT06444815

RECRUITING Phase 1 50 participants

Advanced or Recurrent Solid Tumors Treated With SHetA2

University of Oklahoma

NCT04928508

RECRUITING Phase 1 50 participants

BP1001-A in Patients With Advanced or Recurrent Solid Tumors

Bio-Path Holdings

NCT04196257

RECRUITING Phase 1 45 participants

Personalized Radiotherapy for Individualized Treatment Strategies and Monitoring (PRISM)

University of Texas Southwestern Medical Center

NCT07139990

RECRUITING Phase 1 39 participants

Trial of Nivolumab Following Partially Human Leukocyte Antigen (HLA) Mismatched BMT in Children & Adults With Sarcoma

Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins

NCT03465592

RECRUITING Phase 1 33 participants

R-5780-01 In Combination With PD-1 Checkpoint Inhibitors (Checkpoint Protein on Immune Cells Called T Cells) in Patients With Solid Tumors

Rise Therapeutics

NCT06398418

RECRUITING Phase 1 30 participants

Study of eFT226 in Subjects With Selected Advanced Solid Tumor Malignancies

Effector Therapeutics

NCT04092673

ACTIVE NOT RECRUITING NA 510 participants

Developing a Virtual Stress Management Intervention for Spousal/Partnered Caregivers of Solid Tumor Cancer Patients.

University of Colorado, Denver

NCT04739696

ACTIVE NOT RECRUITING Phase 1 400 participants

A Study to Evaluate KIN-2787 in Participants With BRAF and/or NRAS Mutation Positive Solid Tumors

Pierre Fabre Medicament

NCT04913285

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Phase Distribution

PhaseTrial count
Phase 1 57
Phase 2 4

Named interventions

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

Fulvestrant Drug
4 trials
Pre-assessment questionnaire Behavioral
2 trials
Meaning Centered Psychotherapy for Latinos for Waitlist Control Patients Behavioral
2 trials
Functional Assessment of Cancer Therapy - Spiritual Well-Being Scale Behavioral
2 trials
Meaning Centered Psychotherapy for Latinos Behavioral
2 trials
Ribociclib Drug
2 trials
Abemaciclib Drug
2 trials
Nivolumab Drug
2 trials

US sites by state

Facility locations filed on Solid Tumor, Adult trials. A trial with sites in several states counts in each.

California 39 trials
New York 35 trials
Texas 34 trials
Florida 27 trials
Tennessee 20 trials
Pennsylvania 16 trials
Massachusetts 16 trials
Michigan 14 trials

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

What to do with this Solid Tumor, Adult page

73 registered trials, 48 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 Solid Tumor, Adult condition card totals 73 registered trials; most-linked intervention Fulvestrant; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.