SCHEDULE 13G

QUOIN PHARMACEUTICALS LTD

American Depositary Shares, each representing thirty-five (35) Ordinary Shares, no par value per share · CUSIP: 74907L409

Event date: 2025-12-31

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

• ADAR1 Capital Management, LLC

  Shares: 58,230.00 · Class: 6.9%

• ADAR1 Capital Management GP, LLC

  Shares: 50,226.00 · Class: 6.0%

• Daniel Schneeberger

  Shares: 58,230.00 · Class: 6.9%

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