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ClinicalTrials.gov 7 recruiting now early-phase tilt small index

Glioblastoma (GBM): early-phase trial registry

7 of 8 indexed Glioblastoma (GBM) trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #2,176 of 28,707 conditions by registered trial count.

8 US clinical trials · 7 currently recruiting · #2,176 of 28,707 conditions by registered trial count

Glioblastoma (GBM): 8 US clinical trials tracked, 7 recruiting.

Glioblastoma (GBM) is the subject of 8 registered US clinical trials on ClinicalTrials.gov, 7 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 7 in Phase 1-2 (earlier-stage). The most active sponsor is James Markert, MD, running 1 of these trials.

Enrollment posture brief

Registry condition glioblastoma-gbm

OPEN 7 | RECR 88% | LATE 0 | EARLY 7 | RANK #2176 | SPON 1

Nearest open-share peer: Aortic Diseases (88% recruiting · 8 trials)

Glioblastoma (this)88%Activity, Motor75%Achalasia50%Abdominal Cancer25%Acne Scars - Mixed Atrophic 25%
Open-enrollment share among volume-matched conditions near Glioblastoma (GBM)

Glioblastoma (GBM) lists 7 open slots (88% of 8 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 Glioblastoma (GBM) 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. Glioblastoma (GBM) is recruiting above its size-band peers.

    7 of 8 indexed trials (87.5%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. Sponsorship of Glioblastoma (GBM) trials is spread across many organizations.

    James Markert, MD accounts for 1 of 8 trials (12.5%). 8 distinct sponsors appear on at least one study for this condition label.

  3. Most Glioblastoma (GBM) trials plan to enrol fewer than 100 people.

    Median target enrolment is 60 among the 8 trials that report a genuine target (sentinel values excluded). 5 of those (62.5%) plan for fewer than 100 participants.

  4. Glioblastoma (GBM) research is mostly interventional.

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

Phase 13Phase 24

Phase Distribution

PhaseTrial count
Phase 1 3
Phase 2 4

Named interventions

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

C134 Drug
1 trials
Fearless in Neuro-Oncology Behavioral
1 trials
SOC cranial radiation Radiation
1 trials
Temodar (Temozolomide) Drug
1 trials
DOC1021 Biological
1 trials
Standard hypofractionated radiation Radiation
1 trials
Dose-escalated radiation therapy Radiation
1 trials
anti-EGFR bispecific-armed T cells Drug
1 trials

US sites by state

Facility locations filed on Glioblastoma (GBM) trials. A trial with sites in several states counts in each.

Virginia 2 trials
Massachusetts 2 trials
Arizona 2 trials
Texas 1 trials
Pennsylvania 1 trials
Ohio 1 trials
New York 1 trials
New Jersey 1 trials

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

What to do with this Glioblastoma (GBM) page

8 registered trials, 7 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 7 Glioblastoma (GBM) trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • James Markert, MD sponsors the most Glioblastoma (GBM) trials on record, review their full trial history before evaluating a specific study. See James Markert, MD's 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. This Glioblastoma (GBM) condition card totals 8 registered trials; most-linked intervention C134; top US site state Virginia. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.