Institutional shares held 47.8 Million
65.5K calls
500 puts
Total value of holdings $19.6M
$26K calls
$0 puts
Market Cap $16.4M
39,982,000 Shares Out.
Institutional ownership 119.51%
# of Institutions 63


Latest Institutional Activity in BDSX

Top Purchases

Q2 2025
Gsa Capital Partners LLP Shares Held: 931K ($382K)
Q2 2025
Ferguson Shapiro LLC Shares Held: 69.1K ($28.3K)
Q2 2025
Vanguard Personalized Indexing Management, LLC Shares Held: 41.9K ($17.2K)
Q2 2025
Blair William & CO Shares Held: 141K ($57.9K)
Q2 2025
Carnegie Capital Asset Management, LLC Shares Held: 10K ($4.1K)

Top Sells

Q1 2025
Farallon Capital Management LLC Shares Held: 1.86M ($762K)
Q1 2025
Aigh Capital Management LLC Shares Held: 4.27M ($1.75M)
Q1 2025
Amh Equity LTD Shares Held: 47.8K ($19.6K)
Q1 2025
Susquehanna International Group, LLP Shares Held: 599K ($246K)
Q1 2025
Bridgeway Capital Management, LLC Shares Held: 137K ($56.2K)

About BDSX

Biodesix, Inc. operates as a data-driven diagnostic solutions company in the United States. The company offers blood-based lung tests, including Nodify XL2 and Nodify CDT tests, together marketed as part of Nodify Lung Nodule Risk Assessment testing strategy, to assess the risk of lung cancer and help in identifying the appropriate treatment pathway and help physicians in reclassifying risk of malignancy in patients with suspicious lung nodules. It also offers GeneStrat ddPCR and VeriStrat tests, which are used in the diagnosis of lung cancer to measure the presence of mutations in the tumor and the state of the patient's immune system to establish the patient's prognosis and help guide treatment decisions; and GeneStrat NGS (NGS) test, a 72-hour blood-based NGS test. In addition, the company, through its partnership with Bio-Rad Laboratories, Inc., provides Bio-Rad SARS-CoV-2 ddPCR, a COVID-19 Test under Biodesix WorkSafe testing program; and Platelia SARS-CoV-2 Total Ab test, an antibody test for detecting a B-cell immune response to SARS-CoV-2 that indicate recent or prior infection. Further, it offers diagnostic and clinical research, as well as clinical trial testing services to biopharmaceutical companies; and discovers, develops, and commercializes companion diagnostics. The company was formerly known as Elston Technologies, Inc. Biodesix, Inc. was incorporated in 2005 and is headquartered in Boulder, Colorado.


Insider Transactions at BDSX

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
6.02M Shares
From 14 Insiders
Open market or private purchase 5.37M shares
Exercise of conversion of derivative security 649K shares
Sell / Disposition
164K Shares
From 5 Insiders
Open market or private sale 164K shares

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