SCHEDULE 13D/A

BIODESIX INC

Common Stock, par value $0.001 per share · CUSIP: 09075X108

Event date: 2025-05-16

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

• SCHULER JACK WReported CIK 0001021412

  Shares: 36,332,985 · Class: 24.7%

• Jack W. Schuler Living Trust

  Shares: 20,918,174 · Class: 14.3%

• Jack W. Schuler 2025 GRAT

  Shares: 15,000,000 · Class: 10.2%

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