SCHEDULE 13G

HCM II ACQUISITION CORP

Class A ordinary shares, par value $0.0001 per share · CUSIP: G43658106

Event date: 2025-03-26

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

• Linden Capital L.P.

  Shares: 1,901,984 · Class: 8.3%

• Linden GP LLC

  Shares: 1,901,984 · Class: 8.3%

• Linden Advisors LP

  Shares: 2,000,000 · Class: 8.7%

• Siu Min Wong

  Shares: 2,000,000 · Class: 8.7%

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