Tosoh (STU:TOS) Treasury Stock: €-188 Mil (As of Mar. 2026)

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STU:TOS Tosoh Corp STU:TOS
82 GF Score
Price €14.40
GF Value €11.69
Valuation Modestly Overvalued
! 9 Warning Signs
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What is Tosoh Treasury Stock?

Tosoh STU:TOS -1.37% 82 Treasury Stock is €-188 Mil as of Mar. 2026. GuruFocus rates STU:TOS with a GF Score™ of 82/100 and a GF Value™ of €11.69 (Modestly Overvalued). The stock has 9 warning signs investors should review.

Treasury stock is the portion of shares that a company keeps in their own treasury. Tosoh's treasury stock for the quarter that ended in Mar. 2026 was €-188 Mil.

Treasury stock may have come from a repurchase or buyback from shareholders; or it may have never been issued to the public in the first place.

Tosoh Treasury Stock Historical Data

* Premium members only.

The historical data trend for Tosoh's Treasury Stock 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.

Tosoh Treasury Stock Chart

Tosoh Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Treasury Stock
Get a 7-Day Free Trial Premium Member Only Premium Member Only -76.71 -69.20 -59.69 -59.48 -187.61

Tosoh Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Treasury Stock 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 -59.48 -57.54 -91.65 -154.29 -187.61
STU:TOS
82GF Score
Tosoh Corp STU:TOS
Treasury Stock is just one metric. See GF Score™, valuation, warning signs, and more.
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Tosoh Treasury Stock Calculation

The portion of shares that a company keeps in their own treasury. Treasury stock may have come from a repurchase or buyback from shareholders; or it may have never been issued to the public in the first place. These shares don't pay dividends, have no voting rights, and should not be included in shares outstanding calculations.

Frequently Asked Questions Learn more about Treasury Stock →
What does a Treasury Stock of €-188 Mil mean?
Tosoh (STU:TOS) has a Treasury Stock of €-188 Mil as of Mar. 2026. Treasury stock is a contra-equity item that records the amount of stock not issued to shareholders. View historical data for Tosoh and its competitors.
Is Tosoh's Treasury Stock too high?
Tosoh's current Treasury Stock is €-188 Mil. Overall, Tosoh has a GF Score™ of 82/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Tosoh's Treasury Stock compare to DOW?
Tosoh's Treasury Stock of €-188 Mil can be compared against companies in the Chemicals industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Treasury Stock for a Chemicals company?
A good Treasury Stock depends on the Chemicals industry context. However, Treasury Stock 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 Treasury Stock mean?
A high Treasury Stock can signal that a stock is expensive relative to its fundamentals. Treasury stock is a contra-equity item that records the amount of stock not issued to shareholders. View historical data for Tosoh and its competitors. Tosoh's current Treasury Stock is €-188 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tosoh stock overvalued right now?
Based on GuruFocus' analysis, Tosoh (STU:TOS) is currently considered Modestly Overvalued. The stock's GF Value™ is €11.69, compared to a current price of €14.40 — trading 23.2% above its estimated fair value. The current Treasury Stock is €-188 Mil. Tosoh's overall GF Score™ is 82/100 with 9 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Treasury Stock calculated?
Treasury Stock is calculated from a company's financial statements. For Tosoh (STU:TOS), the current Treasury Stock is €-188 Mil as of Mar. 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 Tosoh (STU:TOS) Overvalued in 2026?

Based on GuruFocus' analysis, Tosoh stock appears to be overvalued. The current stock price of €14.40 is trading 23.2% above its estimated GF Value™ of €11.69. GuruFocus considers Tosoh to be Modestly Overvalued.

Key valuation signals for STU:TOS:

  • Treasury Stock: €-188 Mil
  • GF Value™: €11.69 vs. price of €14.40 (23.2% above fair value)
  • GF Score™: 82/100 with 9 warning signs

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

Tosoh Business Description

Address 4560 Kaiseicho, Yamaguchi Prefecture, Shunan, JPN, 746-8501
Tosoh Corp manufactures and sells a variety of petrochemicals, plastics, and chemical-based products. The firm organizes itself into five segments. The Chlor-alkali segment produces caustic soda and vinyl chloride monomer. The Engineering segment handles manufacturing, sales, construction, repair, and water treatment equipment. The Functional Products segment covers inorganic and organic fine chemicals, diagnostic and metrology products, and electronic materials such as fused silica and sputtering targets. The Petrochemical segment includes olefins like ethylene and propylene, polyethylene products, and resins. The Others segment comprises transportation, warehousing, inspection, analysis, and information processing services. It generates majority of its revenue from Chlor-alkali segment.
82GF Score

Get the complete analysis for STU:TOS

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

€14.40
Price
€11.69
GF Value