Tsubota Laboratory (TSE:4890) Beta: -0.3605 (As of Jun. 26, 2026)


TSE:4890 Tsubota Laboratory Inc TSE:4890
63 GF Score
Price 円222.00
GF Value 円83.95
Valuation Significantly Overvalued
! 4 Warning Signs
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What is Tsubota Laboratory Beta?

Tsubota Laboratory TSE:4890 +2.78% 63 Beta is -0.3605 as of Jun. 26, 2026. GuruFocus rates TSE:4890 with a GF Score™ of 63/100 and a GF Value™ of 円83.95 (Significantly Overvalued). The stock has 4 warning signs investors should review.

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-06-26), Tsubota Laboratory's Beta is -0.3605.


Tsubota Laboratory  (TSE:4890) Beta Explanation

Beta is a measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole. We usually compare beta to 1. A beta of 1 indicates that the security's price will move with the market. A beta of less than 1 means that the security will be less volatile than the market. A beta of greater than 1 indicates that the security's price will be more volatile than the market.

Beta is primarily used in the Capital Asset Pricing Model (CAPM) to calculate the Cost of Equity, which can be used in the calculation of WACC %. The formula of Cost of Equity is:
Cost of Equity = Risk-Free Rate of Return + Beta of Asset * (Expected Return of the Market - Risk-Free Rate of Return)


Tsubota Laboratory Beta Related Terms


Tsubota Laboratory Beta Historical Data

* Premium members only.

The historical data trend for Tsubota Laboratory's Beta 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.

Tsubota Laboratory Beta Chart

Tsubota Laboratory Annual Data
Trend Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Beta
Get a 7-Day Free Trial 0.00 0.00 0.00 0.00 -0.45

Tsubota Laboratory Semi-Annual Data
Mar20 Mar21 Mar22 Sep22 Mar23 Sep23 Mar24 Sep24 Mar25 Sep25 Mar26
Beta Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.37 -0.45

TSE:4890 vs ABT, SYK, MDT: Beta Comparison

For the Medical Devices subindustry, Tsubota Laboratory's Beta, along with its competitors' market caps and Beta 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.


Tsubota Laboratory Beta vs Medical Devices & Instruments Industry

For the Medical Devices & Instruments industry and Healthcare sector, Tsubota Laboratory's Beta distribution charts can be found below:

* The bar in red indicates where Tsubota Laboratory's Beta falls into.


TSE:4890
63GF Score
Tsubota Laboratory Inc TSE:4890
Beta is just one metric. See GF Score™, valuation, warning signs, and more.
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Tsubota Laboratory Beta Calculation

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. A stock's beta can be calculated by dividing the product of the covariance of the individual stock's returns and the market's returns by the variance of the market's returns over a specified period. Basically, GuruFocus uses the returns calculated over three-year period.

Frequently Asked Questions Learn more about Beta →
What does a Beta of -0.3605 mean?
Tsubota Laboratory (TSE:4890) has a Beta of -0.3605 as of Jun. 26, 2026. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Tsubota Laboratory and its competitors.
Is Tsubota Laboratory's Beta too high?
Tsubota Laboratory's current Beta is -0.3605. Overall, Tsubota Laboratory has a GF Score™ of 63/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Tsubota Laboratory's Beta compare to ABT and SYK?
Tsubota Laboratory's Beta of -0.3605 can be compared against companies in the Medical Devices & Instruments industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beta for a Medical Devices & Instruments company?
A good Beta depends on the Medical Devices & Instruments industry context. However, Beta 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 Beta mean?
A high Beta can signal that a stock is expensive relative to its fundamentals. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Tsubota Laboratory and its competitors. Tsubota Laboratory's current Beta is -0.3605. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tsubota Laboratory stock overvalued right now?
Based on GuruFocus' analysis, Tsubota Laboratory (TSE:4890) is currently considered Significantly Overvalued. The stock's GF Value™ is 円83.95, compared to a current price of 円222.00 — trading 164.4% above its estimated fair value. The current Beta is -0.3605. Tsubota Laboratory's overall GF Score™ is 63/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beta calculated?
Beta is calculated from a company's financial statements. For Tsubota Laboratory (TSE:4890), the current Beta is -0.3605 as of Jun. 26, 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 Tsubota Laboratory (TSE:4890) Overvalued in 2026?

Based on GuruFocus' analysis, Tsubota Laboratory stock appears to be overvalued. The current stock price of 円222.00 is trading 164.4% above its estimated GF Value™ of 円83.95. GuruFocus considers Tsubota Laboratory to be Significantly Overvalued.

Key valuation signals for TSE:4890:

  • Beta: -0.3605
  • GF Value™: 円83.95 vs. price of 円222.00 (164.4% above fair value)
  • GF Score™: 63/100 with 4 warning signs

No single metric tells the full story. See the TSE:4890 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Tsubota Laboratory Business Description

Address 34 Shinanomachi, 304 Toshin Shinanomachi-ekimae Building, Shinjuku-ku, Tokyo, JPN, 160-0016
Tsubota Laboratory Inc is engaged in the research and development of pharmaceuticals and medical devices for the treatment of myopia, dry eyes, and presbyopia.
63GF Score

Get the complete analysis for TSE:4890

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

円222.00
Price
円83.95
GF Value