Some International Bancshares Corporation (NASDAQ:IBOC) shareholders may be a little concerned to see that the Director, Antonio Sanchez, recently sold a substantial US$4.7m worth of stock at a price of US$58.90 per share. However, it's crucial to note that they remain very much invested in the stock and that sale only reduced their holding by 2.6%.

The Last 12 Months Of Insider Transactions At International Bancshares

Notably, that recent sale by Antonio Sanchez is the biggest insider sale of International Bancshares shares that we've seen in the last year. So we know that an insider sold shares at around the present share price of US$57.91. While insider selling is a negative, to us, it is more negative if the shares are sold at a lower price. In this case, the big sale took place at around the current price, so it's not too bad (but it's still not a positive).

Antonio Sanchez divested 290.00k shares over the last 12 months at an average price of US$51.19. You can see a visual depiction of insider transactions (by companies and individuals) over the last 12 months, below. If you click on the chart, you can see all the individual transactions, including the share price, individual, and the date!

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Insider Ownership Of International Bancshares

I like to look at how many shares insiders own in a company, to help inform my view of how aligned they are with insiders. We usually like to see fairly high levels of insider ownership. International Bancshares insiders own about US$333m worth of shares (which is 9.3% of the company). I like to see this level of insider ownership, because it increases the chances that management are thinking about the best interests of shareholders.

So What Does This Data Suggest About International Bancshares Insiders?

An insider hasn't bought International Bancshares stock in the last three months, but there was some selling. And even if we look at the last year, we didn't see any purchases. On the plus side, International Bancshares makes money, and is growing profits. It is good to see high insider ownership, but the insider selling leaves us cautious. So while it's helpful to know what insiders are doing in terms of buying or selling, it's also helpful to know the risks that a particular company is facing. At Simply Wall St, we found 1 warning sign for International Bancshares that deserve your attention before buying any shares.

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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.