SCHEDULE 13G/A

HCM II ACQUISITION CORP

Class A Ordinary Shares, par value $0.0001 per share · CUSIP: G43658106

Event date: 2025-06-30

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

• LMR Partners LLP

  Shares: 941,287 · Class: 4.1%

• LMR PARTNERS Ltd

  Shares: 941,287 · Class: 4.1%

• LMR Partners LLC

  Shares: 941,287 · Class: 4.1%

• LMR Partners AG

  Shares: 941,287 · Class: 4.1%

• LMR PARTNERS (DIFC) Ltd

  Shares: 941,287 · Class: 4.1%

• LMR Partners (Ireland) Limited

  Shares: 941,287 · Class: 4.1%

• Ben Levine

  Shares: 941,287 · Class: 4.1%

• Stefan Renold

  Shares: 941,287 · Class: 4.1%

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