SCHEDULE 13G

KEZAR LIFE SCIENCES INC

Common Stock · CUSIP: 49372L209

Event date: 2025-09-02

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

• Stonepine Capital Management, LLC

  Shares: 377,240.00 · Class: 5.2%

• Stonepine Capital, L.P.

  Shares: 377,240.00 · Class: 5.2%

• Stonepine GP, LLC

  Shares: 377,240.00 · Class: 5.2%

• Jon M. Plexico

  Shares: 377,240.00 · Class: 5.2%

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