Biotest AG (HAM:BIO) GF Score: 56/100 (As of Jul. 19, 2026) — 13% Below Median

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Director of Data and Quant Analytics at GuruFocus
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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.

HAM:BIO Biotest AG HAM:BIO
56 GF Score
Price €40.00
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What is Biotest AG GF Score?

Biotest AG HAM:BIO +2.04% 56 GF Score is 56 as of Jul. 19, 2026, which is 13% below its 10-year median of 64.00. GuruFocus rates HAM:BIO with a GF Score™ of 56/100.

Biotest AG has the GF Score of 56, which implies that the company might have Poor future performance potential.

The GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation, which has been found to be closely correlated to the long-term performances of stocks by backtesting from 2006 to 2021. The stocks with a higher GF Score generally generate higher returns than those with lower GF Scores. Therefore, when picking stocks, investors should invest in companies with high GF Scores. The GF Score ranges from 0 to 100, with 100 as the highest rank.

GF Score takes following five key aspects into consideration:

1. Financial Strength : 4/10
2. Profitability Rank : 4/10
3. Growth Rank : 2/10
4. GF Value Rank : 8/10
5. Momentum Rank : 1/10

Each one of these components is ranked and the ranks also have positive correlation with the long term performances of stocks. The GF score is calculated using the five key aspects of analysis. Through backtesting, we know that each of these key aspects has a different impact on the stock price performance. Thus, they are weighted differently when calculating the total score. The Profitability Rank and the Growth Rank are weighted fully, while other parameters have less weight.

Based on research and backtesting result, GuruFocus believes Biotest AG might have Poor future performance potential.

Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.

Biotest AG  (HAM:BIO) GF Score Explanation

Based on the historical long-term performances among five valuation aspects, the GF Score is found to be closely correlated to the long-term performances of stocks. It ranges from 0 to 100, with 100 as the highest. GuruFocus divided GF Score into following 5 categories:

GF Score Performance Potential and All-in-One Screener Examples (1)
91 - 100Highest outperformance potential
81 - 90Good outperformance potential
71 - 80Likely to have average performance
51 - 70Poor future performance potential
0 - 50Worst future performance potential, or not enough data

(1) These are some simple examples. You can access our GF Score filter under All-in-One Screener’s Fundamental tab.

Biotest AG GF Score Related Terms

HAM:BIO vs VRTX, REGN, ALNY: GF Score Comparison

For the Biotechnology subindustry, Biotest AG's GF Score, along with its competitors' market caps and GF Score 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.

Biotest AG GF Score vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Biotest AG's GF Score distribution charts can be found below:

* The bar in red indicates where Biotest AG's GF Score falls into.


HAM:BIO
56GF Score
Biotest AG HAM:BIO
GF Score is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about GF Score →
What does a GF Score of 56 mean?
Biotest AG (HAM:BIO) has a GF Score of 56 as of Jul. 19, 2026. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Biotest AG and its competitors. This is 13% below median its historical median of 64.00. Over the past decade, Biotest AG's GF Score has ranged from 26.00 to 79.00.
Is Biotest AG's GF Score too high?
Biotest AG's current GF Score of 56 is 13% below median its 10-year median of 64.00. Over the past 10 years, this metric has ranged from a low of 26.00 to a high of 79.00. Overall, Biotest AG has a GF Score™ of 56/100, reflecting its overall financial health beyond just this single metric.
How does Biotest AG's GF Score compare to VRTX and REGN?
Biotest AG's GF Score of 56 can be compared against companies in the Biotechnology industry. Historically, Biotest AG's own GF Score has ranged from 26.00 to 79.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Score for a Biotechnology company?
A good GF Score depends on the Biotechnology industry context. However, GF Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high GF Score mean?
A high GF Score can signal that a stock is expensive relative to its fundamentals. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Biotest AG and its competitors. Biotest AG's current GF Score is 56, which is 13% below median its own 10-year median of 64.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Biotest AG stock overvalued right now?
Biotest AG (HAM:BIO) has a current GF Score of 56. The current GF Score is 56, which is 13% below median its 10-year median of 64.00. Biotest AG's overall GF Score™ is 56/100. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Score calculated?
GF Score is calculated from a company's financial statements. For Biotest AG (HAM:BIO), the current GF Score is 56 as of Jul. 19, 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.

Biotest AG Business Description

Address Landsteinerstrasse 5, PO Box 10 20 40, Dreieich, DEU, 63303
Biotest AG is a supplier of biological medicines. The company produces its products from human blood plasma or manufactured by using biotechnology methods. It is engaged in the area of hematology, clinical immunology, and intensive care medicine. The company covers preclinical and clinical development of the preparations, plasma collection, production, as well as marketing and sales.
56GF Score

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

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