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With 79% institutional ownership, Trustmark Corporation (NASDAQ:TRMK) is a favorite amongst the big guns

Simply Wall St·01/03/2026 12:42:56
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Key Insights

  • Significantly high institutional ownership implies Trustmark's stock price is sensitive to their trading actions
  • A total of 7 investors have a majority stake in the company with 52% ownership
  • Recent sales by insiders

If you want to know who really controls Trustmark Corporation (NASDAQ:TRMK), then you'll have to look at the makeup of its share registry. And the group that holds the biggest piece of the pie are institutions with 79% ownership. In other words, the group stands to gain the most (or lose the most) from their investment into the company.

Because institutional owners have a huge pool of resources and liquidity, their investing decisions tend to carry a great deal of weight, especially with individual investors. Therefore, a good portion of institutional money invested in the company is usually a huge vote of confidence on its future.

Let's take a closer look to see what the different types of shareholders can tell us about Trustmark.

See our latest analysis for Trustmark

ownership-breakdown
NasdaqGS:TRMK Ownership Breakdown January 3rd 2026

What Does The Institutional Ownership Tell Us About Trustmark?

Institutional investors commonly compare their own returns to the returns of a commonly followed index. So they generally do consider buying larger companies that are included in the relevant benchmark index.

As you can see, institutional investors have a fair amount of stake in Trustmark. This suggests some credibility amongst professional investors. But we can't rely on that fact alone since institutions make bad investments sometimes, just like everyone does. It is not uncommon to see a big share price drop if two large institutional investors try to sell out of a stock at the same time. So it is worth checking the past earnings trajectory of Trustmark, (below). Of course, keep in mind that there are other factors to consider, too.

earnings-and-revenue-growth
NasdaqGS:TRMK Earnings and Revenue Growth January 3rd 2026

Institutional investors own over 50% of the company, so together than can probably strongly influence board decisions. Trustmark is not owned by hedge funds. Our data shows that BlackRock, Inc. is the largest shareholder with 14% of shares outstanding. In comparison, the second and third largest shareholders hold about 11% and 6.5% of the stock.

We also observed that the top 7 shareholders account for more than half of the share register, with a few smaller shareholders to balance the interests of the larger ones to a certain extent.

Researching institutional ownership is a good way to gauge and filter a stock's expected performance. The same can be achieved by studying analyst sentiments. Quite a few analysts cover the stock, so you could look into forecast growth quite easily.

Insider Ownership Of Trustmark

The definition of an insider can differ slightly between different countries, but members of the board of directors always count. Company management run the business, but the CEO will answer to the board, even if he or she is a member of it.

I generally consider insider ownership to be a good thing. However, on some occasions it makes it more difficult for other shareholders to hold the board accountable for decisions.

Our most recent data indicates that insiders own some shares in Trustmark Corporation. This is a big company, so it is good to see this level of alignment. Insiders own US$53m worth of shares (at current prices). It is good to see this level of investment by insiders. You can check here to see if those insiders have been buying recently.

General Public Ownership

The general public, who are usually individual investors, hold a 19% stake in Trustmark. While this size of ownership may not be enough to sway a policy decision in their favour, they can still make a collective impact on company policies.

Next Steps:

While it is well worth considering the different groups that own a company, there are other factors that are even more important. For example, we've discovered 1 warning sign for Trustmark that you should be aware of before investing here.

But ultimately it is the future, not the past, that will determine how well the owners of this business will do. Therefore we think it advisable to take a look at this free report showing whether analysts are predicting a brighter future.

NB: Figures in this article are calculated using data from the last twelve months, which refer to the 12-month period ending on the last date of the month the financial statement is dated. This may not be consistent with full year annual report figures.