Medigen Vaccine Biologics (ROCO:6547) Cyclically Adjusted PB Ratio: 4.35 (As of Aug. 12, 2026) — 11% Above Median

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.

ROCO:6547 Medigen Vaccine Biologics Corp ROCO:6547
66 GF Score
Price NT$50.60
GF Value NT$51.41
Valuation Fairly Valued
! 2 Warning Signs
View Full Analysis

What is Medigen Vaccine Biologics Cyclically Adjusted PB Ratio?

Medigen Vaccine Biologics ROCO:6547 -2.69% 66 Cyclically Adjusted PB Ratio is 4.35 as of Aug. 12, 2026, which is 11% above its 10-year median of 3.91. GuruFocus rates ROCO:6547 with a GF Score™ of 66/100 and a GF Value™ of NT$51.41 (Fairly Valued). The stock has 2 warning signs investors should review. Among 693 Biotechnology companies, Medigen Vaccine Biologics ranks worse than 73.88% on this metric.

As of today (2026-08-12), Medigen Vaccine Biologics's current share price is NT$50.60. Medigen Vaccine Biologics's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 was NT$11.63. Medigen Vaccine Biologics's Cyclically Adjusted PB Ratio for today is 4.35.

The historical rank and industry rank for Medigen Vaccine Biologics's Cyclically Adjusted PB Ratio or its related term are showing as below:

ROCO:6547' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 3.1   Med: 3.91   Max: 5.23
Current: 4.44

During the past years, Medigen Vaccine Biologics's highest Cyclically Adjusted PB Ratio was 5.23. The lowest was 3.10. And the median was 3.91.

ROCO:6547's Cyclically Adjusted PB Ratio is ranked worse than
73.88% of 693 companies
in the Biotechnology industry
Industry Median: 1.62 vs ROCO:6547: 4.44

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.

Medigen Vaccine Biologics's adjusted book value per share data for the three months ended in Mar. 2026 was NT$10.706. 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$11.63 for the trailing ten years ended in Mar. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Medigen Vaccine Biologics  (ROCO:6547) 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.


Medigen Vaccine Biologics Cyclically Adjusted PB Ratio Related Terms


Medigen Vaccine Biologics Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Medigen Vaccine Biologics'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.

Medigen Vaccine Biologics Cyclically Adjusted PB Ratio Chart

Medigen Vaccine Biologics 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 0.00 0.00 0.00 3.43 3.31

Medigen Vaccine Biologics Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 4.41 3.75 3.41 3.31 4.93

ROCO:6547 vs VRTX, REGN, RVMD: Cyclically Adjusted PB Ratio Comparison

For the Biotechnology subindustry, Medigen Vaccine Biologics'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.


Medigen Vaccine Biologics Cyclically Adjusted PB Ratio vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Medigen Vaccine Biologics's Cyclically Adjusted PB Ratio distribution charts can be found below:

* The bar in red indicates where Medigen Vaccine Biologics's Cyclically Adjusted PB Ratio falls into.


ROCO:6547
66GF Score
Medigen Vaccine Biologics Corp ROCO:6547
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Medigen Vaccine Biologics 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.

Medigen Vaccine Biologics's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=50.60/11.63
=4.35

* 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.

Medigen Vaccine Biologics's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 is calculated as:

For example, Medigen Vaccine Biologics's adjusted Book Value per Share data for the three months ended in Mar. 2026 was:

Adj_Book=Book Value per Share/CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=10.706/330.2130*330.2130
=10.706

Current CPI (Mar. 2026) = 330.2130.

Medigen Vaccine Biologics Quarterly Data

Book Value per Share CPI Adj_Book
201606 7.295 241.018 9.995
201609 0.000 241.428 0.000
201612 7.754 241.432 10.605
201703 0.000 243.801 0.000
201706 7.187 244.955 9.688
201709 7.765 246.819 10.389
201712 7.256 246.524 9.719
201803 6.838 249.554 9.048
201806 7.829 251.989 10.259
201809 7.442 252.439 9.735
201812 6.765 251.233 8.892
201903 6.226 254.202 8.088
201906 5.575 256.143 7.187
201909 5.065 256.759 6.514
201912 5.766 256.974 7.409
202003 6.011 258.115 7.690
202006 5.411 257.797 6.931
202009 4.943 260.280 6.271
202012 9.999 260.474 12.676
202103 9.610 264.877 11.980
202106 9.084 271.696 11.040
202109 11.329 274.310 13.638
202112 14.759 278.802 17.481
202203 14.491 287.504 16.644
202206 18.522 296.311 20.641
202209 17.523 296.808 19.495
202212 15.340 296.797 17.067
202303 14.678 301.836 16.058
202306 13.696 305.109 14.823
202309 13.444 307.789 14.423
202312 11.706 306.746 12.602
202403 11.487 312.332 12.145
202406 11.702 314.175 12.299
202409 11.740 315.301 12.295
202412 11.712 315.605 12.254
202503 11.470 319.799 11.844
202506 11.151 322.561 11.416
202509 10.973 324.800 11.156
202512 10.583 324.054 10.784
202603 10.706 330.213 10.706

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.

What does a Cyclically Adjusted PB Ratio of 4.35 mean?
Medigen Vaccine Biologics (ROCO:6547) has a Cyclically Adjusted PB Ratio of 4.35 as of Aug. 12, 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 Medigen Vaccine Biologics and its competitors. This is 11% above median its historical median of 3.91. Over the past decade, Medigen Vaccine Biologics' Cyclically Adjusted PB Ratio has ranged from 3.10 to 5.23. According to the industry distribution chart, Medigen Vaccine Biologics ranks #512 out of 693 companies in the Biotechnology industry, placing it in the top 73.9%.
Is Medigen Vaccine Biologics' Cyclically Adjusted PB Ratio too high?
Medigen Vaccine Biologics' current Cyclically Adjusted PB Ratio of 4.35 is 11% above median its 10-year median of 3.91. Over the past 10 years, this metric has ranged from a low of 3.10 to a high of 5.23. The Biotechnology industry median Cyclically Adjusted PB Ratio is 1.62. Medigen Vaccine Biologics' value of 4.35 is 168.5% above this industry median. Based on the distribution chart, Medigen Vaccine Biologics ranks #512 out of 693 companies in the Biotechnology industry, which is below the industry midpoint. Overall, Medigen Vaccine Biologics has a GF Score™ of 66/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Medigen Vaccine Biologics' Cyclically Adjusted PB Ratio compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, Medigen Vaccine Biologics ranks #512 out of 693 companies for Cyclically Adjusted PB Ratio. This places Medigen Vaccine Biologics in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.62. Medigen Vaccine Biologics' value of 4.35 is 168.5% above this benchmark. Historically, Medigen Vaccine Biologics' own Cyclically Adjusted PB Ratio has ranged from 3.10 to 5.23 over the past decade. While the company's 10-year median is 3.91 vs. the industry median of 1.62, Medigen Vaccine Biologics has consistently been above 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 Biotechnology company?
The median Cyclically Adjusted PB Ratio among Biotechnology companies is 1.62, based on 693 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. Medigen Vaccine Biologics's current Cyclically Adjusted PB Ratio of 4.35 is 168.5% above 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 Medigen Vaccine Biologics and its competitors. For the Biotechnology industry, the median Cyclically Adjusted PB Ratio is 1.62 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Medigen Vaccine Biologics's current Cyclically Adjusted PB Ratio is 4.35, which is 11% above median its own 10-year median of 3.91. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Medigen Vaccine Biologics stock overvalued right now?
Based on GuruFocus' analysis, Medigen Vaccine Biologics (ROCO:6547) is currently considered Fairly Valued. The stock's GF Value™ is NT$51.41, compared to a current price of NT$50.60 — trading 1.6% below its estimated fair value. The current Cyclically Adjusted PB Ratio is 4.35, which is 11% above median its 10-year median of 3.91 and 168.5% above the Biotechnology industry median of 1.62. Medigen Vaccine Biologics' overall GF Score™ is 66/100 with 2 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 Medigen Vaccine Biologics (ROCO:6547), the current Cyclically Adjusted PB Ratio is 4.35 as of Aug. 12, 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 Medigen Vaccine Biologics (ROCO:6547) Overvalued in 2026?

Based on GuruFocus' analysis, Medigen Vaccine Biologics stock appears to be undervalued. The current stock price of NT$50.60 is trading 1.6% below its estimated GF Value™ of NT$51.41. GuruFocus considers Medigen Vaccine Biologics to be Fairly Valued.

Key valuation signals for ROCO:6547:

  • Cyclically Adjusted PB Ratio: 4.35 (11% above median its 10-year median of 3.91)
  • GF Value™: NT$51.41 vs. price of NT$50.60 (1.6% below fair value)
  • GF Score™: 66/100 with 2 warning signs
  • Industry Position: 168.5% above the Biotechnology median (#512 of 693)

No single metric tells the full story. See the ROCO:6547 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Medigen Vaccine Biologics Business Description

Address 302 No. 68, Shengyi 3rd Road, Hsinchu County, Zhubei, TWN, 30261
Medigen Vaccine Biologics Corp is engaged in the research, development and wholesale of vaccine and biopharmaceutical, medical devices wholesale and retail, etc. Its products include dengue vaccine, anti-RSV biosimilars, COVID-19 vaccines, enterovirus A71 vaccine, and influenza vaccine QIZ. It operates business only in a single industry in Taiwan.
66GF Score

Get the complete analysis for ROCO:6547

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

NT$50.60
Price
NT$51.41
GF Value