Investors may wish to note that the Independent Director of Mammoth Energy Services, Inc., Corey Booker, recently netted US$86k from selling stock, receiving an average price of US$3.45. It might not be a huge sale, but it did reduce their holding size 20%, hardly encouraging.

The Last 12 Months Of Insider Transactions At Mammoth Energy Services

In the last twelve months, the biggest single sale by an insider was when the CEO & Director, Arty Straehla, sold US$528k worth of shares at a price of US$4.44 per share. While we don't usually like to see insider selling, it's more concerning if the sales take place at a lower price. The good news is that this large sale was at well above current price of US$3.58. So it is hard to draw any strong conclusion from it.

All up, insiders sold more shares in Mammoth Energy Services than they bought, over the last year. The chart below shows insider transactions (by companies and individuals) over the last year. If you want to know exactly who sold, for how much, and when, simply click on the graph below!

I will like Mammoth Energy Services better if I see some big insider buys. While we wait, check out this free list of undervalued and small cap stocks with considerable, recent, insider buying.

Insider Ownership

For a common shareholder, it is worth checking how many shares are held by company insiders. A high insider ownership often makes company leadership more mindful of shareholder interests. Our data indicates that Mammoth Energy Services insiders own about US$8.3m worth of shares (which is 4.8% of the company). Overall, this level of ownership isn't that impressive, but it's certainly better than nothing!

What Might The Insider Transactions At Mammoth Energy Services Tell Us?

An insider sold Mammoth Energy Services shares recently, but they didn't buy any. Zooming out, the longer term picture doesn't give us much comfort. When you consider that most companies have higher levels of insider ownership, we're a little wary. We'd certainly practice some caution before buying! In addition to knowing about insider transactions going on, it's beneficial to identify the risks facing Mammoth Energy Services. Case in point: We've spotted 1 warning sign for Mammoth Energy Services you should be aware of.

Of course Mammoth Energy Services 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.