SCHEDULE 13G/A

SUTRO BIOPHARMA INC

Common Stock, $0.001 par value · CUSIP: 869367102

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

• SUVRETTA CAPITAL MANAGEMENT, LLC

  Shares: 0.00 · Class: 0%

• AVERILL MASTER FUND, LTD.

  Shares: 0.00 · Class: 0%

• AARON COWEN

  Shares: 0.00 · Class: 0%

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