Stock Analysis

Retail investors who hold 59% of Amprius Technologies, Inc. (NYSE:AMPX) gained 10%, institutions profited as well

NYSE:AMPX
Source: Shutterstock

Key Insights

  • The considerable ownership by retail investors in Amprius Technologies indicates that they collectively have a greater say in management and business strategy
  • A total of 25 investors have a majority stake in the company with 38% ownership
  • Recent sales by insiders
Our free stock report includes 4 warning signs investors should be aware of before investing in Amprius Technologies. Read for free now.

To get a sense of who is truly in control of Amprius Technologies, Inc. (NYSE:AMPX), it is important to understand the ownership structure of the business. With 59% stake, retail investors possess the maximum shares in the company. That is, the group stands to benefit the most if the stock rises (or lose the most if there is a downturn).

Retail investors gained the most after market cap touched US$328m last week, while institutions who own 22% also benefitted.

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

See our latest analysis for Amprius Technologies

ownership-breakdown
NYSE:AMPX Ownership Breakdown May 18th 2025

What Does The Institutional Ownership Tell Us About Amprius Technologies?

Many institutions measure their performance against an index that approximates the local market. So they usually pay more attention to companies that are included in major indices.

We can see that Amprius Technologies does have institutional investors; and they hold a good portion of the company's stock. 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. 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 Amprius Technologies' earnings history below. Of course, the future is what really matters.

earnings-and-revenue-growth
NYSE:AMPX Earnings and Revenue Growth May 18th 2025

Amprius Technologies is not owned by hedge funds. The company's largest shareholder is SAIF Partners, with ownership of 6.6%. Meanwhile, the second and third largest shareholders, hold 5.7% and 4.0%, of the shares outstanding, respectively.

Our studies suggest that the top 25 shareholders collectively control less than half of the company's shares, meaning that the company's shares are widely disseminated and there is no dominant shareholder.

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 a reasonable number of analysts covering the stock, so it might be useful to find out their aggregate view on the future.

Insider Ownership Of Amprius Technologies

While the precise definition of an insider can be subjective, almost everyone considers board members to be insiders. Company management run the business, but the CEO will answer to the board, even if he or she is a member of it.

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.

We can see that insiders own shares in Amprius Technologies, Inc.. It has a market capitalization of just US$328m, and insiders have US$15m worth of shares, in their own names. This shows at least some alignment. You can click here to see if those insiders have been buying or selling.

General Public Ownership

The general public, who are usually individual investors, hold a substantial 59% stake in Amprius Technologies, suggesting it is a fairly popular stock. This level of ownership gives investors from the wider public some power to sway key policy decisions such as board composition, executive compensation, and the dividend payout ratio.

Private Equity Ownership

With an ownership of 12%, private equity firms are in a position to play a role in shaping corporate strategy with a focus on value creation. Some might like this, because private equity are sometimes activists who hold management accountable. But other times, private equity is selling out, having taking the company public.

Next Steps:

While it is well worth considering the different groups that own a company, there are other factors that are even more important. Consider for instance, the ever-present spectre of investment risk. We've identified 4 warning signs with Amprius Technologies (at least 1 which is a bit concerning) , and understanding them should be part of your investment process.

If you are like me, you may want to think about whether this company will grow or shrink. Luckily, you can check this free report showing analyst forecasts for its 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.