BDSX SCHEDULE 13D/A: Insider sale planned

Jack W. Schuler

Filed with the SEC on · accession 0000905148-26-004746

BDSX filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Nov 12, 2026. A report the company filed with the SEC (the US market regulator).

Summary of the filing

Jack W. Schuler filed an amended Schedule 13D reporting beneficial ownership of approximately 22.3% of Biodesix, including open-market purchases of 100,000 shares on November 10, 2026 at a weighted average price of $10.0199, and transfers of shares to a living trust and a 2026 GRAT.

Key details

Shares purchased in open market on November 10, 2026$100K
Weighted average purchase price per share on November 10, 2026$10
Total shares beneficially owned after transactions$2.5M
IssuerBiodesix, Inc.
Reporting person / shareholderJack W. Schuler Living Trust
Reporting person / shareholderJack W. Schuler 2026 GRAT
Reporting person / beneficial ownerJack W. Schuler

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Frequently asked questions

What did BDSX file with the SEC on Nov 12, 2026?

BDSX filed a SCHEDULE 13D/A (Insider sale planned). Jack W. Schuler filed an amended Schedule 13D reporting beneficial ownership of approximately 22.3% of Biodesix, including open-market purchases of 100,000 shares on November 10, 2026 at a weighted average price of $10.0199, and transfers of shares to a living trust and a 2026 GRAT.

How do I read a SCHEDULE 13D/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13D/A (schedule 13d/a): A report the company filed with the SEC (the US market regulator).

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