The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. As of today (2025-07-23), Amkor Technology's share price is $21.52. Amkor Technology's Book Value per Share for the quarter that ended in Mar. 2025 was $16.82. Hence, Amkor Technology's PB Ratio of today is 1.28.
The historical rank and industry rank for Amkor Technology's PB Ratio or its related term are showing as below:
AMKR'
s PB Ratio Range Over the Past 10 Years
Min: 0.8 Med: 1.54 Max: 2.71
Current: 1.28
During the past 13 years, Amkor Technology's highest PB Ratio was 2.71. The lowest was 0.80. And the median was 1.54.
AMKR's PB Ratio is ranked better than 73.22% of 982
companies
in the Semiconductors industry
Industry Median: 2.19
vs AMKR: 1.28
During the past 12 months, Amkor Technology's average Book Value Per Share Growth Rate was 3.60% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 11.80% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 16.70% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 14.70% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Amkor Technology was 123.80% per year. The lowest was -37.10% per year. And the median was 10.50% per year.
Back to Basics: PB Ratio
Amkor Technology PB Ratio Historical Data
The historical data trend for Amkor Technology's PB Ratio can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Competitive Comparison of Amkor Technology's PB Ratio
For the Semiconductor Equipment & Materials subindustry, Amkor Technology's PB Ratio, along with its competitors' market caps and PB Ratio data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Amkor Technology's PB Ratio Distribution in the Semiconductors Industry
For the Semiconductors industry and Technology sector, Amkor Technology's PB Ratio distribution charts can be found below:
* The bar in red indicates where Amkor Technology's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
Amkor Technology PB Ratio Related Terms
Thank you for viewing the detailed overview of Amkor Technology's PB Ratio provided by GuruFocus.com. Please click on the following links to see related term pages.
Amkor Technology Inc is a OSAT (outsourced semiconductor assembly and test) service provider. It has pioneered the outsourcing of integrated circuit (IC) packaging and test services and is a strategic manufacturing partner for the semiconductor companies, foundries, and electronics original equipment manufacturers (OEMs). The firm's products are organized into two categories namely advanced products that include flip chip, fine pitch bumping, wafer-level processing, advanced SiPs, power modules, and others, and Mainstream products that includes wirebond packaging and testing. The company derives maximum revenue from the advanced products category. The company derives majority of its revenue from Foreign states.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
Portfolio Contest
AMKR has been successfully added to your 