SCHEDULE 13G

BITCOIN INFRASTRUCTURE ACQUI

Class A ordinary shares, par value $0.0001 per share · CUSIP: G1143H101

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

• LMR Partners LLP

  Shares: 1,250,000 · Class: 5.5%

• LMR PARTNERS Ltd

  Shares: 1,250,000 · Class: 5.5%

• LMR Partners LLC

  Shares: 1,250,000 · Class: 5.5%

• LMR Partners AG

  Shares: 1,250,000 · Class: 5.5%

• LMR PARTNERS (DIFC) Ltd

  Shares: 1,250,000 · Class: 5.5%

• LMR Partners (Ireland) Limited

  Shares: 1,250,000 · Class: 5.5%

• Ben Levine

  Shares: 1,250,000 · Class: 5.5%

• Stefan Renold

  Shares: 1,250,000 · Class: 5.5%

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