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MRKMerck Sharp & Dohme LLCFinished

Efficacy, Immunogenicity, and Safety Study of V503 (9-valent Human Papillomavirus [9vHPV] Vaccine) in Japanese Males (V503-064)

Warts, Genital · Neoplasms, Anal

2Calmworry score, out of 100

No strong warning signs right now. The score counts warning signs; it is not a prediction.

Why this score

  • 5 insiders sold shares within a month

    Since Aug 13, 2026 · was worth 5, fading over time

    +1.9
Worry score2

Score over time

Stage
Phase 3
Patients
1,059 (final count)
Started
Nov 30, 2020
Main results expected
Dec 31, 2023
Fully finished
Jul 23, 2025
Results posted
Jan 13, 2025

What counts as success

The trial's main goal(s), called the “primary outcome.”

  • Base Study: Combined Incidence of Human Papillomavirus (HPV) 6/11/16/18-related Anogenital Persistent Infection

    Measured over: Up to approximately 36 Months

  • Base Study: Percentage of Participants With Solicited Injection-site Adverse Events (AEs)

    Measured over: Up to 5 days after any vaccination

  • Base Study: Percentage of Participants With ≥1 Systemic AE

    Measured over: Up to 15 days after any vaccination

  • Base Study: Percentage of Participants With ≥1 Serious Adverse Events (SAEs)

    Measured over: Up to approximately 37 months

  • Base Study: Number of Participants With Elevated Oral Body Temperature

    Measured over: Up to 5 days after any vaccination

Changes Tremor has spotted

No changes since Tremor started watching this trial.
Show details (technical version)

Score inputs

  • insider_selling_cluster: base 5, now 1.9, since 2026-08-13, fades (half-life)

Raw record changes

  • none yet

Trial ID NCT04635423 · record last updated 2026-06-11 · checked 2026-11-09 15:47 UTC

See the official record on ClinicalTrials.gov (NCT04635423) ↗