Investors who take an interest in Plantronics, Inc. (NYSE:POLY) should definitely note that the President, David Shull, recently paid US$30.00 per share to buy US$105k worth of the stock. While that's a very decent purchase to our minds, it was proportionally a bit modest, boosting their holding by just 7.9%.

Check out our latest analysis for Plantronics

The Last 12 Months Of Insider Transactions At Plantronics

Notably, that recent purchase by David Shull is the biggest insider purchase of Plantronics shares that we've seen in the last year. So it's clear an insider wanted to buy, even at a higher price than the current share price (being US$27.17). It's very possible they regret the purchase, but it's more likely they are bullish about the company. To us, it's very important to consider the price insiders pay for shares. It is encouraging to see an insider paid above the current price for shares, as it suggests they saw value, even at higher levels. The only individual insider to buy over the last year was David Shull.

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!

Plantronics is not the only stock that insiders are buying. For those who like to find winning investments this free list of growing companies with recent insider purchasing, could be just the ticket.

Insider Ownership

For a common shareholder, it is worth checking how many shares are held by company insiders. I reckon it's a good sign if insiders own a significant number of shares in the company. Insiders own 1.5% of Plantronics shares, worth about US$16m. We've certainly seen higher levels of insider ownership elsewhere, but these holdings are enough to suggest alignment between insiders and the other shareholders.

What Might The Insider Transactions At Plantronics Tell Us?

The recent insider purchase is heartening. And the longer term insider transactions also give us confidence. But on the other hand, the company made a loss during the last year, which makes us a little cautious. Insiders likely see value in Plantronics shares, given these transactions (along with notable insider ownership of the company). In addition to knowing about insider transactions going on, it's beneficial to identify the risks facing Plantronics. Case in point: We've spotted 3 warning signs for Plantronics you should be aware of.

But note: Plantronics may not be the best stock to buy. So take a peek at this free list of interesting companies with high ROE and low debt.