蒂莫西·P·曼曼是IPG光子公司(纳斯达克代码：IPGP)的高级副总裁兼首席财务官，他们刚刚增持了7.7%的股票

Potential IPG Photonics Corporation (NASDAQ:IPGP) shareholders may wish to note that the Senior VP & CFO, Timothy P. Mammen, recently bought US$251k worth of stock, paying US$83.54 for each share. Although the purchase only increased their holding by 7.7%, it is still a solid purchase in our view.

View our latest analysis for IPG Photonics

The Last 12 Months Of Insider Transactions At IPG Photonics

Notably, that recent purchase by Timothy P. Mammen is the biggest insider purchase of IPG Photonics shares that we've seen in the last year. Although we like to see insider buying, we note that this large purchase was at significantly below the recent price of US$93.21. While it does suggest insiders consider the stock undervalued at lower prices, this transaction doesn't tell us much about what they think of current prices.

The chart below shows insider transactions (by companies and individuals) over the last year. If you click on the chart, you can see all the individual transactions, including the share price, individual, and the date!

There are always plenty of stocks that insiders are buying. So if that suits your style you could check each stock one by one or you could take a look at this free list of companies. (Hint: insiders have been buying them).

Insider Ownership of IPG Photonics

Looking at the total insider shareholdings in a company can help to inform your view of whether they are well aligned with common shareholders. We usually like to see fairly high levels of insider ownership. It's great to see that IPG Photonics insiders own 2.9% of the company, worth about US$140m. Most shareholders would be happy to see this sort of insider ownership, since it suggests that management incentives are well aligned with other shareholders.

So What Does This Data Suggest About IPG Photonics Insiders?

The recent insider purchase is heartening. We also take confidence from the longer term picture of insider transactions. Along with the high insider ownership, this analysis suggests that insiders are quite bullish about IPG Photonics. One for the watchlist, at least! While we like knowing what's going on with the insider's ownership and transactions, we make sure to also consider what risks are facing a stock before making any investment decision. In terms of investment risks, we've identified 1 warning sign with IPG Photonics and understanding this should be part of your investment process.

If you would prefer to check out another company -- one with potentially superior financials -- then do not miss this free list of interesting companies, that have HIGH return on equity and low debt.

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, but not derivative transactions.

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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.