SCHEDULE 13G/A

DEFINIUM THERAPEUTICS INC COM SHS

Common Shares · CUSIP: 60255C885

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

• Deep Track Capital, LP

  Shares: 6,500,000.00 · Class: 8.19%

• Deep Track Biotechnology Master Fund, Ltd.

  Shares: 6,500,000.00 · Class: 8.19%

• David Kroin

  Shares: 6,500,000.00 · Class: 8.19%

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