Taiwan Styrene Monomer (TPE:1310) Shares Outstanding (Basic Average): 528 Mil (As of Dec. 2025)


TPE:1310 Taiwan Styrene Monomer Corp TPE:1310
65 GF Score
Price NT$10.35
GF Value NT$9.57
Valuation Fairly Valued
! 8 Warning Signs
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What is Taiwan Styrene Monomer Shares Outstanding (Basic Average)?

Taiwan Styrene Monomer TPE:1310 65 Shares Outstanding (Basic Average) is 528 Mil as of Dec. 2025. GuruFocus rates TPE:1310 with a GF Score™ of 65/100 and a GF Value™ of NT$9.57 (Fairly Valued). The stock has 8 warning signs investors should review.

Shares outstanding are shares that have been authorized, issued, and purchased by investors and are held by them. Taiwan Styrene Monomer's average basic shares outstanding for the quarter that ended in Dec. 2025 was 528 Mil.


Taiwan Styrene Monomer  (TPE:1310) Shares Outstanding (Basic Average) Explanation

A company may buy back shares or issue shares in any fiscal period. If a company buys back shares, we should observe that the total number of shares decline. If the company issues new shares, the number of shares outstanding increases.


Be Aware

Usually the presence of treasury shares and a history of buyback are good indicators that company has competitive advantage. But studies have shown that companies usually buy back at wrong time. Buying back shares below its intrinsic value increases value for remaining shareholders. Buying back overvalued shares destroys value for existing shareholders.


Taiwan Styrene Monomer Shares Outstanding (Basic Average) Related Terms


Taiwan Styrene Monomer Shares Outstanding (Basic Average) Historical Data

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The historical data trend for Taiwan Styrene Monomer's Shares Outstanding (Basic Average) 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.

Taiwan Styrene Monomer Shares Outstanding (Basic Average) Chart

Taiwan Styrene Monomer Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Shares Outstanding (Basic Average)
Get a 7-Day Free Trial Premium Member Only Premium Member Only 527.51 527.87 527.87 527.87 527.87

Taiwan Styrene Monomer Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
Shares Outstanding (Basic Average) 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 527.87 527.87 534.85 518.85 527.87
TPE:1310
65GF Score
Taiwan Styrene Monomer Corp TPE:1310
Shares Outstanding (Basic Average) is just one metric. See GF Score™, valuation, warning signs, and more.
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Taiwan Styrene Monomer Shares Outstanding (Basic Average) Calculation

Shares outstanding are shares that have been authorized, issued, and purchased by investors and are held by them. They have voting rights and represent ownership in the corporation by the person that holds the shares. They should be distinguished from treasury shares, which are shares held by the corporation itself, having no exercisable rights.

Shares outstanding can be calculated as either basic or fully diluted. The fully diluted shares outstanding count includes diluting securities, such as options, warrants or convertibles.

Please note: GuruFocus named Shares Outstanding (EOP) is the shares for that exact time point. It is usually used to calculate balance sheet related items, such as Book Value per Share, etc. While Shares Outstanding (Diluted Average) and Shares Outstanding (Basic Average) are the weighted average shares over a period of time (a year, a quarter, or so). They are usually used to calculate income statement or cashflow statement related items, such as Earnings per Share (Diluted), etc.

What does a Shares Outstanding (Basic Average) of 528 Mil mean?
Taiwan Styrene Monomer (TPE:1310) has a Shares Outstanding (Basic Average) of 528 Mil as of Dec. 2025. The average shares outstanding over two periods not accounting for dilutive securities like convertible bonds. View historical data on Taiwan Styrene Monomer and its competitors.
Is Taiwan Styrene Monomer's Shares Outstanding (Basic Average) too high?
Taiwan Styrene Monomer's current Shares Outstanding (Basic Average) is 528 Mil. Overall, Taiwan Styrene Monomer has a GF Score™ of 65/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Taiwan Styrene Monomer's Shares Outstanding (Basic Average) compare to DOW?
Taiwan Styrene Monomer's Shares Outstanding (Basic Average) of 528 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 Shares Outstanding (Basic Average) for a Chemicals company?
A good Shares Outstanding (Basic Average) depends on the Chemicals industry context. However, Shares Outstanding (Basic Average) 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 Shares Outstanding (Basic Average) mean?
A high Shares Outstanding (Basic Average) can signal that a stock is expensive relative to its fundamentals. The average shares outstanding over two periods not accounting for dilutive securities like convertible bonds. View historical data on Taiwan Styrene Monomer and its competitors. Taiwan Styrene Monomer's current Shares Outstanding (Basic Average) is 528 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Taiwan Styrene Monomer stock overvalued right now?
Based on GuruFocus' analysis, Taiwan Styrene Monomer (TPE:1310) is currently considered Fairly Valued. The stock's GF Value™ is NT$9.57, compared to a current price of NT$10.35 — trading 8.2% above its estimated fair value. The current Shares Outstanding (Basic Average) is 528 Mil. Taiwan Styrene Monomer's overall GF Score™ is 65/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shares Outstanding (Basic Average) calculated?
Shares Outstanding (Basic Average) is calculated from a company's financial statements. For Taiwan Styrene Monomer (TPE:1310), the current Shares Outstanding (Basic Average) is 528 Mil as of Dec. 2025. 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 Taiwan Styrene Monomer (TPE:1310) Overvalued in 2026?

Based on GuruFocus' analysis, Taiwan Styrene Monomer stock appears to be overvalued. The current stock price of NT$10.35 is trading 8.2% above its estimated GF Value™ of NT$9.57. GuruFocus considers Taiwan Styrene Monomer to be Fairly Valued.

Key valuation signals for TPE:1310:

  • Shares Outstanding (Basic Average): 528 Mil
  • GF Value™: NT$9.57 vs. price of NT$10.35 (8.2% above fair value)
  • GF Score™: 65/100 with 8 warning signs

No single metric tells the full story. See the TPE:1310 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Taiwan Styrene Monomer Business Description

Address No.6 Roosevelt Road, 8th Floor-1, Section-1, Taipei, TWN
Taiwan Styrene Monomer Corp manufactures and sells styrene monomer. The company's products include Styrene Monomer, Para-diethyl benzene, Toluene, and Ethyl benzene. Its main clients are the manufacturers of Polystyrene, ABS resins, and Synthetic rubber, of which the products are widely applied in industries of: electric appliances, machines, electronics, automobiles, and packaging etc. Its segments consist of the Plasticization segment, which engages in manufacturing and domestic/international sales of styrene monomer, chemical and plastic materials; the Investment segment, which engages in investment business; and the Other segment. The majority of the revenue is derived from the Plasticization segment from Asia. Geographically, it operates in Asia, America, and Europe.
65GF Score

Get the complete analysis for TPE:1310

Shares Outstanding (Basic Average) is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$10.35
Price
NT$9.57
GF Value