SCHEDULE 13G/A

Maze Therapeutics Inc

Common Stock, par value $0.001 per share · CUSIP: 578784100

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

• GV 2019, L.P.

  Shares: 784,019.00 · Class: 1.6%

• GV 2019 GP, L.P.

  Shares: 784,019.00 · Class: 1.6%

• GV 2019 GP, L.L.C.

  Shares: 784,019.00 · Class: 1.6%

• GV 2023, L.P.

  Shares: 604,564.00 · Class: 1.3%

• GV 2023 GP, L.P.

  Shares: 604,564.00 · Class: 1.3%

• GV 2023 GP, L.L.C.

  Shares: 604,564.00 · Class: 1.3%

• Alphabet Holdings LLC

  Shares: 1,388,583.00 · Class: 2.9%

• XXVI Holdings Inc.

  Shares: 1,388,583.00 · Class: 2.9%

• Alphabet Inc.

  Shares: 1,388,583.00 · Class: 2.9%

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