Company profile
Biodesix Inc Insider Trading
BDSXEvery SEC Form 4 insider trading filing for Biodesix Inc (BDSX) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- Nasdaq
- Sector
- Services-Medical Laboratories
- CIK
- 0001439725
- Filings
- 188
- Insiders
- 14
- Last filing
- 2026-08-12
Activity summary
No insider transactions in the last 30 days. The most recent was on August 12, 2026, when Jack W Schuler bought 15,000 shares. 188 filings from 14 insiders are on record below.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. Biodesix Inc insiders are net buyers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $5.8M.
90 day insight
Over the last 90 days, Biodesix Inc insiders bought $1.0M across 5 transactions with no open-market sales.
- Most active insider: Jack W Schuler with 3 transactions totaling $1.0M.
- Largest single purchase: $367K by Jack W Schuler on Aug 12, 2026.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 12, 2026 | Jack W Schuler | BDSX | Purchase | 15,000 | $24.47 | $367K |
| Aug 11, 2026 | Jack W Schuler | BDSX | Purchase | 13,700 | $24.01 | $329K |
| Aug 10, 2026 | Jack W Schuler | BDSX | Purchase | 13,900 | $24.25 | $337K |
| Jun 30, 2026 | John Patience | BDSX | Option Exercise | 1,361 | — | — |
| Jun 30, 2026 | John Patience | BDSX | Option Exercise | 1,361 | — | — |
45 more transactions hidden
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-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Biodesix Inc as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →