• Wondering whether Amkor Technology at around US$69.61 still offers value, or if most of the easy gains are already behind it.
• The stock is up 62.2% year to date and 245.5% over the past year, even though it has fallen 7.4% over the last week and 9.2% over the last month.
• Recent coverage has focused on Amkor Technology as a key player in semiconductor packaging and test services, with investors paying closer attention to how demand for chips filters through to outsourced manufacturing specialists. Broader sector interest, coupled with company specific news about its role in supporting chip makers, provides context for the strong 1 year return of 245.5%.
• Even after that run, Amkor Technology scores a 5/6 valuation check score. This article will unpack that score using multiple valuation approaches and then finish with a different way to think about what the current price really implies.

Approach 1: Amkor Technology Discounted Cash Flow (DCF) Analysis

A Discounted Cash Flow, or DCF, model estimates what a stock could be worth by projecting future free cash flows and then discounting those back to today’s dollars. It is essentially asking what all those future $ amounts are worth right now.

For Amkor Technology, the latest twelve month Free Cash Flow is about $312.4m. Using a 2 Stage Free Cash Flow to Equity model, analyst estimates are used where available and then Simply Wall St extrapolates further out. In this case, the model projects free cash flow reaching $5.2b in 2035, with intermediate years such as $808.8m in 2029 and $1.4b in 2030, all in $ and then discounted back to today.

Adding up these discounted cash flows gives an estimated intrinsic value of about $120.91 per share. Compared to the recent share price of around $69.61, the model suggests the stock trades at a 42.4% discount, which screens as undervalued on this DCF view.

Result: UNDERVALUED

Our Discounted Cash Flow (DCF) analysis suggests Amkor Technology is undervalued by 42.4%. Track this in your watchlist or portfolio, or discover 47 more high quality undervalued stocks.

Approach 2: Amkor Technology Price vs Earnings

For profitable companies, the P/E ratio is a useful way to think about what you are paying for each dollar of current earnings. It ties the share price directly to actual profits, which many investors find easier to relate to than cash flow models.

What counts as a reasonable P/E will usually reflect how fast earnings are expected to grow and how risky those earnings are. Higher growth and lower perceived risk tend to support a higher “normal” P/E, while slower growth or higher risk often line up with a lower multiple.

Amkor Technology currently trades on a P/E of 39.56x. That sits below the Semiconductor industry average of 61.00x and below the peer average of 81.68x. Simply Wall St also calculates a “Fair Ratio” for the stock of 45.06x, which is the P/E it might trade on given factors such as earnings growth, industry, profit margin, market cap and risk profile.

This Fair Ratio can be more informative than a simple peer or industry comparison because it adjusts for company specific traits rather than assuming all semiconductor stocks deserve the same multiple. Here, the Fair Ratio of 45.06x is higher than the current 39.56x, which points to the shares screening as undervalued on this P/E view.

Result: UNDERVALUED

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Upgrade Your Decision Making: Choose your Amkor Technology Narrative

Earlier it was mentioned that there is an even better way to understand valuation. Meet Narratives, which let you attach a clear story about Amkor Technology, including your view on future revenue, earnings and margins, to a forecast and a Fair Value that can be compared directly to the current share price.

On Simply Wall St’s Community page, millions of investors can use Narratives as an accessible tool that connects a company’s story to numbers, then keeps that link up to date as new earnings, news or guidance are added.

For Amkor Technology, one Narrative might lean toward the more optimistic Fair Value of US$90.00, built on assumptions like revenue of US$9.8b, earnings of US$981.6m, a 10.0% profit margin and a 32.6x future P/E by 2029. Another might sit closer to the more cautious Fair Value of US$60.00, using revenue of US$8.7b, earnings of US$680.0m, a 7.8% profit margin and a 31.4x future P/E.

By choosing which Amkor Technology Narrative best matches your expectations, you can quickly see whether your Fair Value is above or below today’s price and use that gap as one input into deciding whether the stock currently looks attractive, fully priced or expensive to you.

For Amkor Technology, we will make it really easy for you with previews of two leading Amkor Technology Narratives:

Fair Value: US$90.00

Implied undervaluation vs last close: about 23% below this narrative fair value

Revenue growth assumption: 11.6% a year

• Assumes faster revenue growth and higher profit margins supported by advanced packaging, AI related demand and broader capacity build out in regions such as Vietnam and Arizona.
• Views Amkor's global footprint and consolidation of older assets as a way to support higher margins and stronger free cash flow over time.
• Backs a Fair Value of US$90.00 using higher long term earnings, a future P/E of 32.6x and a discount rate of 12.5%.

Fair Value: US$60.00

Implied overvaluation vs last close: about 16% above this narrative fair value

Revenue growth assumption: 7.1% a year

• Highlights risks from onshoring, geopolitical shifts and more in house packaging by customers, which could limit revenue and weigh on margins.
• Flags the chance that heavy investment in new capacity leads to periods of overcapacity or slower payback if demand or technology adoption underperforms expectations.
• Backs a Fair Value of US$60.00 using lower earnings assumptions, a future P/E of 31.4x and a discount rate of about 12.5%.

If you want to go beyond the previews and see how other investors are weighing these trade offs, you can step through the full set of community views using the See what the community is saying about Amkor Technology.

Do you think there's more to the story for Amkor Technology? Head over to our Community to see what others are saying!

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.