SCHEDULE 13G

Erasca Inc

Common Stock, $0.0001 par value per share · CUSIP: 29479A108

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

• Suvretta Capital Management, LLC

  Shares: 14,502,004.00 · Class: 5.1%

• Averill Master Fund, Ltd.

  Shares: 12,717,004.00 · Class: 4.5%

• Aaron Cowen

  Shares: 14,502,004.00 · Class: 5.1%

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