SCHEDULE 13G

IMMUNOCORE HOLDINGS PLC

American Depositary Shares, each representing one ordinary share, nominal value GBP 0.002 per share · CUSIP: 45258D105

Event date: 2025-10-17

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

• TANG CAPITAL MANAGEMENT, LLC

  Shares: 2,605,608.00 · Class: 5.2%

• KEVIN TANG

  Shares: 2,605,608.00 · Class: 5.2%

• TANG CAPITAL PARTNERS, LP

  Shares: 1,587,903.00 · Class: 3.2%

• TANG CAPITAL PARTNERS INTERNATIONAL, LP

  Shares: 1,017,705.00 · Class: 2.0%

• TANG CAPITAL PARTNERS III, INC

  Shares: 0.00 · Class: 0.0%

• TANG CAPITAL PARTNERS IV, INC

  Shares: 0.00 · Class: 0.0%

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