BDSX insider buying

2 cluster buys

BIODESIX INC · Healthcare

When two or more insiders at BIODESIX INC buy BDSX on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in BDSX plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.

Clusters
2
Distinct insiders
6
Total bought
$6.8M
Market cap
$226.3M

Detected clusters

  • Aug 29 – Sep 19, 2025
    Detected Sep 19, 2025
    2 insiders
    Total bought
    $2.6M
    Market cap
    $226.3M
  • Nov 5 – Nov 5, 2024
    Detected Nov 5, 2024
    2 insiders
    Total bought
    $239.8K
    Market cap
    $247.7M

All notable open-market buys in BDSX

Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.

DateInsiderSharesPriceValueFiling
Jan 26, 2026
10% Owner, Emeritus Director
20,000$11.80$236.0KSEC ↗
Jan 23, 2026
10% Owner, Emeritus Director
80,000$11.81$944.8KSEC ↗
Jan 22, 2026
10% Owner, Emeritus Director
82,465$10.96$903.8KSEC ↗
Sep 19, 2025
Director, 10% Owner
142,045$7.04$1.0MSEC ↗
Sep 18, 2025
Director, 10% Owner
3,056$6.17$18.9KSEC ↗
Sep 17, 2025
Director, 10% Owner
15,317$6.04$92.5KSEC ↗
Aug 29, 2025
Director, 10% Owner
3,488,372$0.43$1.5MSEC ↗
May 19, 2025
Director, 10% Owner
723,239$0.34$245.9KSEC ↗
May 16, 2025
Director, 10% Owner
4,000,000$0.27$1.1MSEC ↗
Nov 21, 2024
Director, 10% Owner
100,000$1.23$123.0KSEC ↗
Nov 21, 2024
Director, 10% Owner
35,000$1.16$40.6KSEC ↗
Nov 20, 2024
Director, 10% Owner
200,000$1.17$234.0KSEC ↗
Nov 6, 2024
Director, 10% Owner
20,000$1.36$27.2KSEC ↗
Nov 5, 2024
Director, 10% Owner
100,253$1.36$136.3KSEC ↗
Nov 5, 2024
Director, Chairman
75,000$1.38$103.5KSEC ↗
Nov 5, 2024
Director, 10% Owner
51,200$1.37$70.1KSEC ↗
Nov 5, 2024
Director
36,000$1.40$50.4KSEC ↗
Nov 5, 2024
Director
22,500$1.37$30.8KSEC ↗
Nov 5, 2024
Director
4,000$1.40$5.6KSEC ↗

More Healthcare stocks with insider cluster buys

All insider buying in Healthcare

BDSX insider buying — FAQ

Are insiders buying BDSX stock?
Yes — 6 distinct insiders have bought BDSX (BIODESIX INC) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Jan 27, 2026.
How much BDSX stock have insiders bought?
Insiders have bought a combined $6.8M of BDSX across 19 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in BDSX?
A cluster buy is two or more distinct BIODESIX INC insiders — officers, directors, or 10% owners — each buying BDSX on the open market within a rolling window. BDSX has 2 detected cluster buys to date.
Where does this BDSX insider trading data come from?
Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

How we track insider buying in BDSX

We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy BDSX within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?

This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding BDSX.