By selling US$175k worth of Brunswick Corporation (NYSE:BC) stock at an average sell price of US$85.86 over the last year, insiders seemed to have made the most of their holdings. After the stock price dropped 7.8% last week, the company's market value declined by US$422m, but insiders were able to mitigate their losses.

While insider transactions are not the most important thing when it comes to long-term investing, we would consider it foolish to ignore insider transactions altogether.

See our latest analysis for Brunswick

The Last 12 Months Of Insider Transactions At Brunswick

Over the last year, we can see that the biggest insider sale was by the insider, Randall Altman, for US$175k worth of shares, at about US$85.86 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$66.92. So it may not shed much light on insider confidence at current levels. The only individual insider seller over the last year was Randall Altman.

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!

For those who like to find winning investments this free list of growing companies with recent insider purchasing, could be just the ticket.

Does Brunswick Boast High Insider Ownership?

Another way to test the alignment between the leaders of a company and other shareholders is to look at how many shares they own. A high insider ownership often makes company leadership more mindful of shareholder interests. Brunswick insiders own about US$67m worth of shares. That equates to 1.3% of the company. 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 Brunswick Tell Us?

There haven't been any insider transactions in the last three months -- that doesn't mean much. We don't take much encouragement from the transactions by Brunswick insiders. But we do like the fact that insiders own a fair chunk of the company. In addition to knowing about insider transactions going on, it's beneficial to identify the risks facing Brunswick. Our analysis shows 3 warning signs for Brunswick (2 are concerning!) and we strongly recommend you look at these before investing.

Of course Brunswick 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, 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.