Institutional investors in Alumina Limited (ASX:AWC) see AU$319m decrease in market cap last week, although long-term gains have benefitted them.

Key Insights

• Significantly high institutional ownership implies Alumina's stock price is sensitive to their trading actions
• 52% of the business is held by the top 6 shareholders
• Analyst forecasts along with ownership data serve to give a strong idea about prospects for a business

Every investor in Alumina Limited (ASX:AWC) should be aware of the most powerful shareholder groups. And the group that holds the biggest piece of the pie are institutions with 42% ownership. Put another way, the group faces the maximum upside potential (or downside risk).

No shareholder likes losing money on their investments, especially institutional investors who saw their holdings drop 6.4% in value last week. Still, the 14% one-year gains may have helped mitigate their overall losses. We would assume however, that they would be on the lookout for weakness in the future.

In the chart below, we zoom in on the different ownership groups of Alumina.

See our latest analysis for Alumina

What Does The Institutional Ownership Tell Us About Alumina?

Institutions typically measure themselves against a benchmark when reporting to their own investors, so they often become more enthusiastic about a stock once it's included in a major index. We would expect most companies to have some institutions on the register, especially if they are growing.

As you can see, institutional investors have a fair amount of stake in Alumina. This implies the analysts working for those institutions have looked at the stock and they like it. But just like anyone else, they could be wrong. If multiple institutions change their view on a stock at the same time, you could see the share price drop fast. It's therefore worth looking at Alumina's earnings history below. Of course, the future is what really matters.

Alumina is not owned by hedge funds. Our data shows that Orbis Investment Management Limited is the largest shareholder with 19% of shares outstanding. In comparison, the second and third largest shareholders hold about 9.6% and 9.3% of the stock.

On further inspection, we found that more than half the company's shares are owned by the top 6 shareholders, suggesting that the interests of the larger shareholders are balanced out to an extent by the smaller ones.

While it makes sense to study institutional ownership data for a company, it also makes sense to study analyst sentiments to know which way the wind is blowing. There are plenty of analysts covering the stock, so it might be worth seeing what they are forecasting, too.

Insider Ownership Of Alumina

While the precise definition of an insider can be subjective, almost everyone considers board members to be insiders. Management ultimately answers to the board. However, it is not uncommon for managers to be executive board members, especially if they are a founder or the CEO.

Insider ownership is positive when it signals leadership are thinking like the true owners of the company. However, high insider ownership can also give immense power to a small group within the company. This can be negative in some circumstances.

Our information suggests that Alumina Limited insiders own under 1% of the company. But they may have an indirect interest through a corporate structure that we haven't picked up on. It is a pretty big company, so it would be possible for board members to own a meaningful interest in the company, without owning much of a proportional interest. In this case, they own around AU$4.0m worth of shares (at current prices). Arguably, recent buying and selling is just as important to consider. You can click here to see if insiders have been buying or selling.

General Public Ownership

The general public-- including retail investors -- own 39% stake in the company, and hence can't easily be ignored. This size of ownership, while considerable, may not be enough to change company policy if the decision is not in sync with other large shareholders.

Private Company Ownership

It seems that Private Companies own 9.3%, of the Alumina stock. Private companies may be related parties. Sometimes insiders have an interest in a public company through a holding in a private company, rather than in their own capacity as an individual. While it's hard to draw any broad stroke conclusions, it is worth noting as an area for further research.

Public Company Ownership

It appears to us that public companies own 9.6% of Alumina. It's hard to say for sure but this suggests they have entwined business interests. This might be a strategic stake, so it's worth watching this space for changes in ownership.

Next Steps:

It's always worth thinking about the different groups who own shares in a company. But to understand Alumina better, we need to consider many other factors. Consider for instance, the ever-present spectre of investment risk. We've identified 1 warning sign with Alumina , and understanding them should be part of your investment process.

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.

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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.

Have feedback on this article? Concerned about the content? Get in touch with us directly. Alternatively, email editorial-team@simplywallst.com