SCHEDULE 13G

Compass Therapeutics Inc

Common Stock, par value $0.0001 per share · CUSIP: 20454B104

Event date: 2025-01-08

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: 7,400,000.00 · Class: 5.4%

• KEVIN TANG

  Shares: 7,400,000.00 · Class: 5.4%

• TANG CAPITAL PARTNERS, LP

  Shares: 4,669,934.00 · Class: 3.4%

• TANG CAPITAL PARTNERS INTERNATIONAL, LP

  Shares: 2,730,066.00 · 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.