Union Bank of Taiwan (TPE:2838) Cyclically Adjusted PB Ratio: (As of Sep. 21, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
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.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
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.

TPE:2838 Union Bank of Taiwan TPE:2838
77 GF Score
Price NT$21.40
GF Value NT$15.26
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Union Bank of Taiwan Cyclically Adjusted PB Ratio?

Shiller PE for Stocks: The True Measure of Stock Valuation


Union Bank of Taiwan  (TPE:2838) 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.


Union Bank of Taiwan Cyclically Adjusted PB Ratio Related Terms


Union Bank of Taiwan Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Union Bank of Taiwan'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.

Union Bank of Taiwan Cyclically Adjusted PB Ratio Chart

Union Bank of Taiwan Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 1.03 1.16 1.01 1.04 1.30

Union Bank of Taiwan Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Cyclically Adjusted PB Ratio Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 1.20 1.26 1.34 1.38 1.48

Union Bank of Taiwan Cyclically Adjusted PB Ratio Competitor Comparison

For the Banks - Regional subindustry, Union Bank of Taiwan'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.


Union Bank of Taiwan Cyclically Adjusted PB Ratio vs Banks Industry

For the Banks industry and Financial Services sector, Union Bank of Taiwan's Cyclically Adjusted PB Ratio distribution charts can be found below:

* The bar in red indicates where Union Bank of Taiwan's Cyclically Adjusted PB Ratio falls into.


TPE:2838
77GF Score
Union Bank of Taiwan TPE:2838
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Union Bank of Taiwan 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.

Union Bank of Taiwan's Cyclically Adjusted Book per Share for the quarter that ended in Jun. 2026 is calculated as:

For example, Union Bank of Taiwan's adjusted Book Value per Share data for the three months ended in Jun. 2026 was:

Adj_Book=Book Value per Share/CPI of Jun. 2026 (Change)*Current CPI (Jun. 2026)
=18.979/333.9520*333.9520
=18.979

Current CPI (Jun. 2026) = 333.9520.

Union Bank of Taiwan Quarterly Data

Book Value per Share CPI Adj_Book
201609 8.061 241.428 11.150
201612 7.995 241.432 11.059
201703 8.148 243.801 11.161
201706 8.096 244.955 11.037
201709 8.272 246.819 11.192
201712 8.430 246.524 11.420
201803 8.603 249.554 11.512
201806 8.622 251.989 11.426
201809 8.897 252.439 11.770
201812 8.821 251.233 11.725
201903 9.304 254.202 12.223
201906 9.659 256.143 12.593
201909 9.884 256.759 12.856
201912 10.162 256.974 13.206
202003 9.598 258.115 12.418
202006 10.225 257.797 13.246
202009 10.470 260.280 13.434
202012 11.004 260.474 14.108
202103 11.146 264.877 14.053
202106 11.919 271.696 14.650
202109 11.911 274.310 14.501
202112 12.223 278.802 14.641
202203 13.549 287.504 15.738
202206 12.969 296.311 14.616
202209 12.827 296.808 14.432
202212 13.345 296.797 15.016
202303 13.805 301.836 15.274
202306 14.122 305.109 15.457
202309 14.393 307.789 15.616
202312 14.967 306.746 16.294
202403 15.728 312.332 16.817
202406 15.866 314.175 16.865
202409 16.418 315.301 17.389
202412 16.861 315.605 17.841
202503 17.620 319.799 18.400
202506 17.397 322.561 18.011
202509 17.944 324.800 18.450
202512 18.545 324.054 19.111
202603 18.280 330.213 18.487
202606 18.979 333.952 18.979

Add all the adjusted book value per share together and divide the count will get our Cyclically Adjusted Book per Share.

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.

Is Union Bank of Taiwan (TPE:2838) Overvalued in 2026?

Based on GuruFocus' analysis, Union Bank of Taiwan stock appears to be overvalued. The current stock price of NT$21.40 is trading 40.2% above its estimated GF Value™ of NT$15.26. GuruFocus considers Union Bank of Taiwan to be Significantly Overvalued.

Key valuation signals for TPE:2838:

  • Cyclically Adjusted PB Ratio:
  • GF Value™: NT$15.26 vs. price of NT$21.40 (40.2% above fair value)
  • GF Score™: 77/100 with 6 warning signs

No single metric tells the full story. See the TPE:2838 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Union Bank of Taiwan Business Description

Other Exchanges 2838A.PFD:Taiwan
Address Minsheng East Road, 1st Floor, 2nd Floor, No. 109, Section 3, Songshan District, Taipei, TWN, 105
Union Bank of Taiwan mainly engaged in activities allowed under the Banking Law, which cover deposits, loans, discounts, remittances, acceptances, issuance of guarantees and letters of credit, short-term bills transactions, investments, foreign exchange transactions, savings, trust, etc. The company's reportable segments are Corporate banking unit consist Corporate banking, foreign exchange business, debt management and public treasury business; Consumer banking unit consider financial management and loan business, credit card business and car-loan business; Wealth management and trust unit; Investing unit; and Leasing unit. The majority of revenue comes from Consumer banking. The Company's operations are mainly in Taiwan.
77GF Score

Get the complete analysis for TPE:2838

Cyclically Adjusted PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$21.40
Price
NT$15.26
GF Value