Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Amtran Technology CoTPE:2489 +8.98%79 Cyclically Adjusted PB Ratio is 1.03 as of Jul. 31, 2026, which is 63% above its 10-year median of 0.63. GuruFocus rates TPE:2489 with a GF Score™ of 79/100 and a GF Value™ of NT$31.81 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 1,974 Hardware companies, Amtran Technology Co ranks better than 70.42% on this metric.
The historical rank and industry rank for Amtran Technology Co's Cyclically Adjusted PB Ratio or its related term are showing as below:
TPE:2489'
s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.35 Med: 0.63 Max: 1.99
Current: 1.01
During the past years, Amtran Technology Co's highest Cyclically Adjusted PB Ratio was 1.99. The lowest was 0.35. And the median was 0.63.
TPE:2489's Cyclically Adjusted PB Ratio is ranked better than 70.42% of 1974
companies
in the Hardware industry
Industry Median: 1.99
vs TPE:2489: 1.01
The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.
Amtran Technology Co's adjusted book value per share data for the three months ended in Mar. 2026 was NT$21.242. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is NT$25.80 for the trailing ten years ended in Mar. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Amtran Technology Co (TPE:2489) Cyclically Adjusted PB Ratio Explanation
Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.
Amtran Technology Co Cyclically Adjusted PB Ratio Related Terms
Amtran Technology Co Cyclically Adjusted PB Ratio Historical Data
* Premium members only.
The historical data trend for Amtran Technology Co's Cyclically Adjusted 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.
Amtran Technology Co Cyclically Adjusted PB Ratio Chart
TPE:2489 vs AAPL: Cyclically Adjusted PB Ratio Comparison
For the Consumer Electronics subindustry, Amtran Technology Co's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted 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.
Amtran Technology Co Cyclically Adjusted PB Ratio vs Hardware Industry
For the Hardware industry and Technology sector, Amtran Technology Co's Cyclically Adjusted PB Ratio distribution charts can be found below:
* The bar in red indicates where Amtran Technology Co's Cyclically Adjusted PB Ratio falls into.
Amtran Technology Co Cyclically Adjusted PB Ratio Calculation
Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.
* 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.
Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.
What does a Cyclically Adjusted PB Ratio of 1.03 mean?
Amtran Technology Co (TPE:2489) has a Cyclically Adjusted PB Ratio of 1.03 as of Jul. 31, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Amtran Technology Co and its competitors. This is 63% above median its historical median of 0.63. Over the past decade, Amtran Technology Co's Cyclically Adjusted PB Ratio has ranged from 0.35 to 1.99. According to the industry distribution chart, Amtran Technology Co ranks #584 out of 1974 companies in the Hardware industry, placing it in the top 29.6%.
Is Amtran Technology Co's Cyclically Adjusted PB Ratio too high?
Amtran Technology Co's current Cyclically Adjusted PB Ratio of 1.03 is 63% above median its 10-year median of 0.63. Over the past 10 years, this metric has ranged from a low of 0.35 to a high of 1.99. The Hardware industry median Cyclically Adjusted PB Ratio is 1.99. Amtran Technology Co's value of 1.03 is 48.2% below this industry median. Based on the distribution chart, Amtran Technology Co ranks #584 out of 1974 companies in the Hardware industry, which is above the industry midpoint. Overall, Amtran Technology Co has a GF Score™ of 79/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Amtran Technology Co's Cyclically Adjusted PB Ratio compare to AAPL?
According to the Hardware industry distribution chart, Amtran Technology Co ranks #584 out of 1974 companies for Cyclically Adjusted PB Ratio. This puts Amtran Technology Co in the upper half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.99. Amtran Technology Co's value of 1.03 is 48.2% below this benchmark. Historically, Amtran Technology Co's own Cyclically Adjusted PB Ratio has ranged from 0.35 to 1.99 over the past decade. While the company's 10-year median is 0.63 vs. the industry median of 1.99, Amtran Technology Co has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Cyclically Adjusted PB Ratio for a Hardware company?
The median Cyclically Adjusted PB Ratio among Hardware companies is 1.99, based on 1,974 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Amtran Technology Co's current Cyclically Adjusted PB Ratio of 1.03 is 48.2% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Amtran Technology Co and its competitors. For the Hardware industry, the median Cyclically Adjusted PB Ratio is 1.99 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Amtran Technology Co's current Cyclically Adjusted PB Ratio is 1.03, which is 63% above median its own 10-year median of 0.63. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Amtran Technology Co stock overvalued right now?
Based on GuruFocus' analysis, Amtran Technology Co (TPE:2489) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$31.81, compared to a current price of NT$26.70 — trading 16.1% below its estimated fair value. The current Cyclically Adjusted PB Ratio is 1.03, which is 63% above median its 10-year median of 0.63 and 48.2% below the Hardware industry median of 1.99. Amtran Technology Co's overall GF Score™ is 79/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For Amtran Technology Co (TPE:2489), the current Cyclically Adjusted PB Ratio is 1.03 as of Jul. 31, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Amtran Technology Co (TPE:2489) Overvalued in 2026?
Based on GuruFocus' analysis, Amtran Technology Co stock appears to be undervalued.
The current stock price of NT$26.70 is trading 16.1% below its estimated GF Value™ of NT$31.81.
GuruFocus considers Amtran Technology Co to be Modestly Undervalued.
Key valuation signals for TPE:2489:
Cyclically Adjusted PB Ratio: 1.03 (63% above median its 10-year median of 0.63)
GF Value™: NT$31.81 vs. price of NT$26.70 (16.1% below fair value)
Industry Position: 48.2% below the Hardware median (#584 of 1974)
No single metric tells the full story. See the TPE:2489 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Amtran Technology Co Ltd is engaged in the design, manufacture and sales of monitors, digital TV, computers and computer peripherals. Its products include television, monitor, public display, gaming monitors, soundbar, speakers, collaboration bar, collaboration board, mouse, webcam, VR, and robot. Its geographical segments are Taiwan, America, and China with majority revenue deriving from Taiwan.
79GF Score
Get the complete analysis for TPE:2489
Cyclically Adjusted PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
TPE:2489 has been successfully added to your 
