Despite an already strong run, Rapid Micro Biosystems, Inc. (NASDAQ:RPID) shares have been powering on, with a gain of 25% in the last thirty days. The last month tops off a massive increase of 240% in the last year.

Since its price has surged higher, given around half the companies in the United States' Life Sciences industry have price-to-sales ratios (or "P/S") below 3.7x, you may consider Rapid Micro Biosystems as a stock to avoid entirely with its 6.1x P/S ratio. Nonetheless, we'd need to dig a little deeper to determine if there is a rational basis for the highly elevated P/S.

What Does Rapid Micro Biosystems' P/S Mean For Shareholders?

With revenue growth that's superior to most other companies of late, Rapid Micro Biosystems has been doing relatively well. The P/S is probably high because investors think this strong revenue performance will continue. You'd really hope so, otherwise you're paying a pretty hefty price for no particular reason.

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What Are Revenue Growth Metrics Telling Us About The High P/S?

Rapid Micro Biosystems' P/S ratio would be typical for a company that's expected to deliver very strong growth, and importantly, perform much better than the industry.

Taking a look back first, we see that the company grew revenue by an impressive 17% last year. The strong recent performance means it was also able to grow revenue by 70% in total over the last three years. Therefore, it's fair to say the revenue growth recently has been superb for the company.

Looking ahead now, revenue is anticipated to climb by 25% per annum during the coming three years according to the four analysts following the company. With the industry only predicted to deliver 6.5% each year, the company is positioned for a stronger revenue result.

In light of this, it's understandable that Rapid Micro Biosystems' P/S sits above the majority of other companies. Apparently shareholders aren't keen to offload something that is potentially eyeing a more prosperous future.

What Does Rapid Micro Biosystems' P/S Mean For Investors?

Rapid Micro Biosystems' P/S has grown nicely over the last month thanks to a handy boost in the share price. It's argued the price-to-sales ratio is an inferior measure of value within certain industries, but it can be a powerful business sentiment indicator.

We've established that Rapid Micro Biosystems maintains its high P/S on the strength of its forecasted revenue growth being higher than the the rest of the Life Sciences industry, as expected. At this stage investors feel the potential for a deterioration in revenues is quite remote, justifying the elevated P/S ratio. Unless these conditions change, they will continue to provide strong support to the share price.

Having said that, be aware Rapid Micro Biosystems is showing 2 warning signs in our investment analysis, you should know about.

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.