Stock Analysis

Biodesix Insiders Added US$3.58m Of Stock To Their Holdings

Over the last year, a good number of insiders have significantly increased their holdings in Biodesix, Inc. (NASDAQ:BDSX). This is encouraging because it indicates that insiders are more optimistic about the company's prospects.

While insider transactions are not the most important thing when it comes to long-term investing, logic dictates you should pay some attention to whether insiders are buying or selling shares.

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Biodesix Insider Transactions Over The Last Year

Notably, that recent purchase by Jack Schuler is the biggest insider purchase of Biodesix shares that we've seen in the last year. That means that an insider was happy to buy shares at above the current price of US$0.42. Their view may have changed since then, but at least it shows they felt optimistic at the time. We always take careful note of the price insiders pay when purchasing shares. Generally speaking, it catches our eye when insiders have purchased shares at above current prices, as it suggests they believed the shares were worth buying, even at a higher price.

Biodesix insiders may have bought shares in the last year, but they didn't sell any. You can see the insider transactions (by companies and individuals) over the last year depicted in the chart below. If you want to know exactly who sold, for how much, and when, simply click on the graph below!

Check out our latest analysis for Biodesix

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NasdaqGM:BDSX Insider Trading Volume September 4th 2025

There are plenty of other companies that have insiders buying up shares. You probably do not want to miss this free list of undervalued small cap companies that insiders are buying.

Insiders At Biodesix Have Bought Stock Recently

It's good to see that Biodesix insiders have made notable investments in the company's shares. Specifically, Independent Director Jack Schuler bought US$1.5m worth of shares in that time, and we didn't record any sales whatsoever. This is a positive in our book as it implies some confidence.

Does Biodesix Boast High Insider Ownership?

For a common shareholder, it is worth checking how many shares are held by company insiders. We usually like to see fairly high levels of insider ownership. Biodesix insiders own about US$32m worth of shares (which is 51% of the company). This kind of significant ownership by insiders does generally increase the chance that the company is run in the interest of all shareholders.

So What Does This Data Suggest About Biodesix Insiders?

It's certainly positive to see the recent insider purchase. And an analysis of the transactions over the last year also gives us confidence. But we don't feel the same about the fact the company is making losses. Along with the high insider ownership, this analysis suggests that insiders are quite bullish about Biodesix. That's what I like to see! So these insider transactions can help us build a thesis about the stock, but it's also worthwhile knowing the risks facing this company. Case in point: We've spotted 4 warning signs for Biodesix you should be aware of.

Of course Biodesix may not be the best stock to buy. So you may wish to see this free collection of high quality companies.

For the purposes of this article, insiders are those individuals who report their transactions to the relevant regulatory body. We currently account for open market transactions and private dispositions of direct interests only, but not derivative transactions or indirect interests.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.