Stock Analysis

Assessing Avidity Biosciences (RNA) Valuation Following Its Recent Share Price Rally

Avidity Biosciences (RNA) has delivered a strong showing in recent months, with shares nearly doubling over the past quarter. The company’s momentum has sparked new interest among investors looking for growth within the biotech sector.

See our latest analysis for Avidity Biosciences.

Momentum has only accelerated for Avidity Biosciences lately, with its share price climbing over 63% in the past month and notching an impressive 123% year-to-date share price return. While the one-year total shareholder return of 61% trails these more recent gains, the surge suggests fresh optimism around Avidity’s growth story and a shift in how the market is assessing its long-term prospects.

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Given the rapid rally and improving fundamentals, investors must ask whether Avidity Biosciences is still trading at an attractive valuation or if the recent surge is a sign that markets are already factoring in much of its potential growth.

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Price-to-Book of 8.4x: Is it justified?

Avidity Biosciences is currently trading with a price-to-book ratio of 8.4x, significantly higher than both its biotech industry peers and its own historical levels. At a last close price of $69.65, the company’s valuation sits well above typical sector multiples, bringing into question whether this premium is warranted.

The price-to-book ratio measures how much investors are willing to pay for each dollar of net assets. In the biotech sector, investors often tolerate elevated multiples if a company shows the potential for high growth and valuable intellectual property, even if short-term earnings remain negative.

For Avidity, this premium suggests the market expects exceptional future progress, but the comparison is stark. The average price-to-book ratio in the US biotechs sector is only 2.5x, and Avidity even outpaces its closest peers, which average 7.6x. This implies that market enthusiasm is running ahead of fundamentals. If the fair ratio were available, it could reveal just how stretched this multiple is, potentially offering a benchmark for where the valuation could settle if expectations shift.

See what the numbers say about this price — find out in our valuation breakdown.

Result: Price-to-Book of 8.4x (OVERVALUED)

However, slowed revenue growth or a failure to meet analyst targets could challenge the current optimism and prompt a reevaluation of Avidity's elevated valuation.

Find out about the key risks to this Avidity Biosciences narrative.

Another View: SWS DCF Model Paints a Different Picture

Looking through the lens of our Discounted Cash Flow (DCF) model, Avidity Biosciences appears significantly overvalued. According to the SWS DCF model, the fair value estimate sits at $35.22 per share, which is well below the current market price. This sharp disparity raises the question: is the market too optimistic, or is the DCF approach overlooking some upside?

Look into how the SWS DCF model arrives at its fair value.

RNA Discounted Cash Flow as at Oct 2025
RNA Discounted Cash Flow as at Oct 2025

Simply Wall St performs a discounted cash flow (DCF) on every stock in the world every day (check out Avidity Biosciences for example). We show the entire calculation in full. You can track the result in your watchlist or portfolio and be alerted when this changes, or use our stock screener to discover 854 undervalued stocks based on their cash flows. If you save a screener we even alert you when new companies match - so you never miss a potential opportunity.

Build Your Own Avidity Biosciences Narrative

If you’d rather draw your own conclusions or want to dig deeper into the data yourself, you can put together a custom narrative in just a few minutes with Do it your way.

A great starting point for your Avidity Biosciences research is our analysis highlighting 1 key reward and 3 important warning signs that could impact your investment decision.

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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.

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