SCHEDULE 13G

BAIN CAP GSS INVT CORP

Class A Ordinary Shares, $0.0001 par value · CUSIP: G0R78B106

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

• Fort Baker Capital Management LP

  Shares: 2,779,646.00 · Class: 5.9%

• Steven Patrick Pigott

  Shares: 2,779,646.00 · Class: 5.9%

• Fort Baker Capital, LLC

  Shares: 2,779,646.00 · Class: 5.9%

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