Biogen: Phase 1 study closed enrollment, 62 enrolled (Healthy Volunteer, Muscular Atrophy, Spinal)

Biogen: Phase 1 study closed enrollment, 62 enrolled (Healthy Volunteer, Muscular Atrophy, Spinal). Its enrollment of 62 is below the median of 80 (42nd percentile). Dated 12 days ago, it is in the active follow-up window. Score 75/100. As of 2026-11-04, from ClinicalTrials.gov (U.S. National Library of Medicine) API v2.

Data as of · Compiled by Zalwin from ClinicalTrials.gov (U.S. National Library of Medicine) API v2

enrollment: 62 · 42th percentile of 8,879 ClinicalTrialStartPulse records · 0.8x the median

Free preview: all 15 published fields of this record are shown below. Locked: 499 related ClinicalTrialStartPulse records and the 7-column CSV export.

FieldValue
SponsorBiogen
Sponsor typeIndustry (pharma, biotech, medtech)
StudyA Study to Learn About the Safety of BIIB115 Injections and How BIIB115 is Processed in the Bodies of Healthy Adult Male Volunteers and of Pediatric Participants With Spinal Muscular Atrophy Who Previously Took Onasemnogene Abeparvovec
NCT IDNCT05575011
PhasePhase 1
Statusactive not recruiting
ConditionsHealthy Volunteer; Muscular Atrophy, Spinal
Intervention typesdrug
Target enrollment62
Site countriesBelgium, Canada, France, Germany, Italy, Netherlands, Poland, South Korea, United Kingdom
Posted2022-10-12
Planned start2022-10-10
EventEnrollment closed (active, not recruiting)
Event date2026-10-23
Last update posted2026-10-23
enrollment percentile42th of 8,879 (median 80, 0.8x median)
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CSV columns: Sponsor · Phase · Conditions · Enrollment · Countries · Event · Posted · official source URL

  • Source agency: ClinicalTrials.gov (U.S. National Library of Medicine) API v2
  • Record date: 2026-10-23
  • Data refreshed: 2026-11-04
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LIVE PUBLIC DATA Source: ClinicalTrials.gov (U.S. National Library of Medicine) API v2 · Last refreshed: Wed, 04 Nov 2026 06:04:38 GMT

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Peer benchmark and outreach value: Biogen and 6,603 NONUS peers

  • NONUS ClinicalTrialStartPulse records like this one: 6,603
  • Biogen's enrollment: 42nd percentile of 8,879 records
  • Timing: Medium: dated in the last 30 days
  • Estimated pipeline if you contact every NONUS peer: $1,320,600 (peers × rate × deal size; an estimate from your assumptions, not a forecast)

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75 / 100 Score

  • Posted in the last two weeks.
  • Industry sponsor (buys outsourced services).
  • Enrollment closed: data management, monitoring and closeout ahead.

What is the ClinicalTrialStartPulse record for Biogen?

Biogen's Phase 1 study (NCT05575011) in Healthy Volunteer, first posted 2022-10-12: enrollment closed (active, not recruiting) (2026-10-23), in an update posted 2026-10-23.

How does Biogen compare to other ClinicalTrialStartPulse records?

Its enrollment of 62 is below the median (42th percentile); smaller records often move faster and face less competition. It is fresh: dated 12 days ago, inside the window where early outreach matters most. Its Score of 75/100 puts it among the stronger signals in this feed.

Biogen vs. top 2 peers

OrganizationLocationAmountPercentileRecord date
BiogenNONUS6242nd2026-10-23
Jiangsu Simcere Pharmaceutical Co., Ltd.NONUS27081st2026-11-03
Mabsoft Therapeutics (Shanghai) Co., Ltd.NONUS42088th2026-10-28

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