We wouldn't blame Miami International Holdings, Inc. (NYSE:MIAX) shareholders if they were a little worried about the fact that Thomas Gallagher, the Chairman & CEO recently netted about US$6.2m selling shares at an average price of US$41.13. However, that sale only accounted for 7.2% of their holding, so arguably it doesn't say much about their conviction.

The Last 12 Months Of Insider Transactions At Miami International Holdings

Notably, that recent sale by Thomas Gallagher is the biggest insider sale of Miami International Holdings shares that we've seen in the last year. That means that an insider was selling shares at slightly below the current price (US$42.59). As a general rule we consider it to be discouraging when insiders are selling below the current price, because it suggests they were happy with a lower valuation. However, while insider selling is sometimes discouraging, it's only a weak signal. It is worth noting that this sale was only 7.2% of Thomas Gallagher's holding.

In the last year Miami International Holdings insiders didn't buy any company stock. The chart below shows insider transactions (by companies and individuals) over the last year. By clicking on the graph below, you can see the precise details of each insider transaction!

For those who like to find hidden gems this free list of small cap companies with recent insider purchasing, could be just the ticket.

Insider Ownership

Many investors like to check how much of a company is owned by insiders. I reckon it's a good sign if insiders own a significant number of shares in the company. Miami International Holdings insiders own 4.9% of the company, currently worth about US$208m based on the recent share price. 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 Miami International Holdings Insiders?

An insider sold stock recently, but they haven't been buying. And there weren't any purchases to give us comfort, over the last year. But since Miami International Holdings is profitable and growing, we're not too worried by this. The company boasts high insider ownership, but we're a little hesitant, given the history of share sales. In addition to knowing about insider transactions going on, it's beneficial to identify the risks facing Miami International Holdings. For example - Miami International Holdings has 3 warning signs we think you should be aware of.

Of course, you might find a fantastic investment by looking elsewhere. So take a peek at this free list of interesting 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.

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.