Rattler Midstream's (NASDAQ:RTLR) stock up by 3.7% over the past week. Given that stock prices are usually aligned with a company's financial performance in the long-term, we decided to investigate if the company's decent financials had a hand to play in the recent price move. Specifically, we decided to study Rattler Midstream's ROE in this article.

Return on equity or ROE is an important factor to be considered by a shareholder because it tells them how effectively their capital is being reinvested. Simply put, it is used to assess the profitability of a company in relation to its equity capital.

See our latest analysis for Rattler Midstream

How Is ROE Calculated?

The formula for return on equity is:

Return on Equity = Net Profit (from continuing operations) ÷ Shareholders' Equity

So, based on the above formula, the ROE for Rattler Midstream is:

13% = US$158m ÷ US$1.2b (Based on the trailing twelve months to September 2021).

The 'return' refers to a company's earnings over the last year. That means that for every $1 worth of shareholders' equity, the company generated $0.13 in profit.

What Has ROE Got To Do With Earnings Growth?

We have already established that ROE serves as an efficient profit-generating gauge for a company's future earnings. Depending on how much of these profits the company reinvests or "retains", and how effectively it does so, we are then able to assess a company’s earnings growth potential. Assuming all else is equal, companies that have both a higher return on equity and higher profit retention are usually the ones that have a higher growth rate when compared to companies that don't have the same features.

Rattler Midstream's Earnings Growth And 13% ROE

To start with, Rattler Midstream's ROE looks acceptable. Further, the company's ROE is similar to the industry average of 14%. Rattler Midstream's decent returns aren't reflected in Rattler Midstream'smediocre five year net income growth average of 3.8%. We reckon that a low growth, when returns are moderate could be the result of certain circumstances like low earnings retention or poor allocation of capital.

As a next step, we compared Rattler Midstream's net income growth with the industry, and pleasingly, we found that the growth seen by the company is higher than the average industry growth of 0.4%.

The basis for attaching value to a company is, to a great extent, tied to its earnings growth. The investor should try to establish if the expected growth or decline in earnings, whichever the case may be, is priced in. This then helps them determine if the stock is placed for a bright or bleak future. Has the market priced in the future outlook for RTLR? You can find out in our latest intrinsic value infographic research report.