Don't Ignore The Insider Selling In Casella Waste Systems

Simply Wall St · 1d ago

Some Casella Waste Systems, Inc. (NASDAQ:CWST) shareholders may be a little concerned to see that the President, Edmond Coletta, recently sold a substantial US$700k worth of stock at a price of US$100 per share. However, that sale only accounted for 4.9% of their holding, so arguably it doesn't say much about their conviction.

The Last 12 Months Of Insider Transactions At Casella Waste Systems

In the last twelve months, the biggest single sale by an insider was when the Chairman, John Casella, sold US$2.2m worth of shares at a price of US$120 per share. We generally don't like to see insider selling, but the lower the sale price, the more it concerns us. The good news is that this large sale was at well above current price of US$98.95. So it may not tell us anything about how insiders feel about the current share price.

Casella Waste Systems insiders didn't buy any shares over the last year. You can see the insider transactions (by companies and individuals) over the last year depicted in the chart below. By clicking on the graph below, you can see the precise details of each insider transaction!

View our latest analysis for Casella Waste Systems

insider-trading-volume
NasdaqGS:CWST Insider Trading Volume December 12th 2025

If you like to buy stocks that insiders are buying, rather than selling, then you might just love this free list of companies. (Hint: Most of them are flying under the radar).

Does Casella Waste Systems 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. We usually like to see fairly high levels of insider ownership. It's great to see that Casella Waste Systems insiders own 2.1% of the company, worth about US$131m. This kind of significant ownership by insiders does generally increase the chance that the company is run in the interest of all shareholders.

So What Does This Data Suggest About Casella Waste Systems Insiders?

Insiders sold stock recently, but they haven't been buying. Looking to the last twelve months, our data doesn't show any insider buying. On the plus side, Casella Waste Systems makes money, and is growing profits. 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 Casella Waste Systems. Every company has risks, and we've spotted 3 warning signs for Casella Waste Systems (of which 1 doesn't sit too well with us!) you should know about.

Of course Casella Waste Systems 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 of direct interests only, but not derivative transactions or indirect interests.