SCHEDULE 13G/A

Relay Therapeutics Inc

Common Stock, par value $0.0001 per share · CUSIP: 75943R102

Event date: 2025-09-30

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

• Commodore Capital LP

  Shares: 17,000,000.00 · Class: 9.9%

• Commodore Capital Master LP

  Shares: 17,000,000.00 · Class: 9.9%

• Robert Egen Atkinson

  Shares: 17,000,000.00 · Class: 9.9%

• Michael Kramarz

  Shares: 17,000,000.00 · Class: 9.9%

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