Stock Analysis

Amgen (AMGN): Reviewing Valuation After Recent Share Price Gains

Amgen (AMGN) shares have delivered a 16% return over the past three months, catching the attention of investors interested in steady growth. The company's recent financial performance suggests stability and is drawing renewed interest as broader markets fluctuate.

See our latest analysis for Amgen.

After a strong recent run, Amgen now trades at $343.99 per share. The stock’s momentum has been building, reflected in a 15.1% share price return over the past month and a confident 32.7% gain so far this year. Long-term holders have also seen a 25.98% total shareholder return over the past year. This indicates that both near-term optimism and multi-year resilience are fueling renewed interest.

If Amgen’s gains have you thinking about other opportunities in healthcare, it’s the perfect time to discover See the full list for free.

But with shares climbing so rapidly, investors may wonder whether Amgen is now undervalued by the market or if its recent surge means that all future growth is already reflected in the price.

Advertisement

Most Popular Narrative: 8% Overvalued

According to the most widely followed narrative, Amgen’s fair value target stands at $318.51, about 8% below the last closing price of $343.99. This suggests that the current stock price may reflect elevated expectations.

Operational efficiencies and large-scale digital transformation, including AI-driven innovation and digitized workflows, are expected to enhance productivity across R&D and commercial operations. These changes are anticipated to support higher net margins and improved long-term earnings power.

Read the complete narrative.

Want to know what is fueling this high valuation? There is a bold call on profit margins, top-line growth, and a future earnings multiple indicating market leadership. But which financial projections are driving this price? Find out what benchmarks and assumptions underpin the narrative’s calculations—some of them could surprise you.

Result: Fair Value of $318.51 (OVERVALUED)

Have a read of the narrative in full and understand what's behind the forecasts.

However, risks such as intensifying drug pricing pressures or increased competition from biosimilars could quickly challenge these optimistic assumptions and alter market sentiment.

Find out about the key risks to this Amgen narrative.

Another View: Our DCF Model Paints a Different Picture

While multiples suggest Amgen might look pricey compared to its biotech peers, our SWS DCF model tells a different story. Based on cash flow projections, Amgen appears undervalued by a significant margin and is trading below what we calculate as its fair value. Could the market be underestimating its cash-generating power?

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

AMGN Discounted Cash Flow as at Nov 2025
AMGN Discounted Cash Flow as at Nov 2025

Build Your Own Amgen Narrative

Of course, if you want to dig deeper or chart your own conclusions, you can build a personal Amgen outlook in just a few minutes: Do it your way

A great starting point for your Amgen research is our analysis highlighting 4 key rewards and 2 important warning signs that could impact your investment decision.

Looking for More Investment Ideas?

Don’t let fresh opportunities pass you by. You could uncover your next big winner with just a few clicks using the Simply Wall Street Screener.

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.

New: Manage All Your Stock Portfolios in One Place

We've created the ultimate portfolio companion for stock investors, and it's free.

• Connect an unlimited number of Portfolios and see your total in one currency
• Be alerted to new Warning Signs or Risks via email or mobile
• Track the Fair Value of your stocks

Try a Demo Portfolio for Free

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