Stock Analysis

Possible Bearish Signals With Martin Marietta Materials Insiders Disposing Stock

NYSE:MLM
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The fact that multiple Martin Marietta Materials, Inc. (NYSE:MLM) insiders offloaded a considerable amount of shares over the past year could have raised some eyebrows amongst investors. When evaluating insider transactions, knowing whether insiders are buying is usually more beneficial than knowing whether they are selling, as the latter can be open to many interpretations. However, shareholders should take a deeper look if several insiders are selling stock over a specific time period.

While insider transactions are not the most important thing when it comes to long-term investing, we do think it is perfectly logical to keep tabs on what insiders are doing.

See our latest analysis for Martin Marietta Materials

The Last 12 Months Of Insider Transactions At Martin Marietta Materials

In the last twelve months, the biggest single sale by an insider was when the Chairman, C. Nye, sold US$12m worth of shares at a price of US$604 per share. We generally don't like to see insider selling, but the lower the sale price, the more it concerns us. The silver lining is that this sell-down took place above the latest price (US$513). So it is hard to draw any strong conclusion from it.

Martin Marietta Materials insiders didn't buy any shares over the last year. The chart below shows insider transactions (by companies and individuals) over the last year. If you want to know exactly who sold, for how much, and when, simply click on the graph below!

insider-trading-volume
NYSE:MLM Insider Trading Volume January 14th 2025

If you are like me, then you will not want to miss this free list of small cap stocks that are not only being bought by insiders but also have attractive valuations.

Does Martin Marietta Materials Boast High Insider Ownership?

Looking at the total insider shareholdings in a company can help to inform your view of whether they are well aligned with common shareholders. I reckon it's a good sign if insiders own a significant number of shares in the company. It's great to see that Martin Marietta Materials insiders own 0.7% of the company, worth about US$211m. Most shareholders would be happy to see this sort of insider ownership, since it suggests that management incentives are well aligned with other shareholders.

What Might The Insider Transactions At Martin Marietta Materials Tell Us?

There haven't been any insider transactions in the last three months -- that doesn't mean much. It's heartening that insiders own plenty of stock, but we'd like to see more insider buying, since the last year of Martin Marietta Materials insider transactions don't fill us with confidence. In addition to knowing about insider transactions going on, it's beneficial to identify the risks facing Martin Marietta Materials. At Simply Wall St, we've found that Martin Marietta Materials has 3 warning signs (1 is a bit unpleasant!) that deserve your attention before going any further with your analysis.

But note: Martin Marietta Materials 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.

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.