Schedule 13G ownership disclosure

Rhythm Pharmaceuticals Inc

Common Stock, $0.001 par value per share · CUSIP: 76243J105

Event date: 2025-03-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares
Unavailable
Percent of class
Unavailable
  • Perceptive Advisors LLC

    Shares: 4,423,441 · Class: 6.8%

  • Joseph Edelman

    Shares: 4,423,441 · Class: 6.8%

  • Perceptive Life Sciences Master Fund, Ltd.

    Shares: 2,965,121 · Class: 4.5%

  • Perceptive Discovery ID LP

    Shares: 1,458,330 · Class: 2.2%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0000950170-25-072947
Form type
SCHEDULE 13G/A
Filer
PERCEPTIVE ADVISORS LLC
CIK
CIK 1224962
Filed
May 15, 2025
Reporting period
Mar 31, 2025
Description
Schedule 13G beneficial ownership

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