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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.
Thai Optical Group PCLBKK:TOG 89 Market Cap is ฿3,463 Mil as of Aug. 14, 2026. GuruFocus rates BKK:TOG with a GF Score™ of 89/100 and a GF Value™ of ฿9.76 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 861 Medical Devices & Instruments companies, Thai Optical Group PCL ranks worse than 52.03% on this metric.
Thai Optical Group PCL's quarterly market cap
increased
from Dec. 2025 (฿3,154 Mil) to Mar. 2026 (฿3,225 Mil) and
increased
from Mar. 2026 (฿3,225 Mil) to Jun. 2026 (฿3,368 Mil).
Thai Optical Group PCL's annual market cap
declined
from Dec. 2023 (฿5,597 Mil) to Dec. 2024 (฿4,648 Mil) and
declined
from Dec. 2024 (฿4,648 Mil) to Dec. 2025 (฿3,154 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. Thai Optical Group PCL's Enterprise Value for Today is ฿4,924 Mil.
Thai Optical Group PCL (BKK:TOG) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
* 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.
For the Medical Instruments & Supplies subindustry, Thai Optical Group PCL's Market Cap, along with its competitors' market caps and Market Cap 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.
Thai Optical Group PCL Market Cap vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Thai Optical Group PCL's Market Cap distribution charts can be found below:
* The bar in red indicates where Thai Optical Group PCL's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
Thai Optical Group PCL's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as
* 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.
Thai Optical Group PCL (BKK:TOG) has a Market Cap of ฿3,463 Mil as of Aug. 14, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Thai Optical Group PCL and its competitors. According to the industry distribution chart, Thai Optical Group PCL ranks #448 out of 861 companies in the Medical Devices & Instruments industry, placing it in the top 52%.
Is Thai Optical Group PCL's Market Cap too high?
Thai Optical Group PCL's current Market Cap is ฿3,463 Mil. Based on the distribution chart, Thai Optical Group PCL ranks #448 out of 861 companies in the Medical Devices & Instruments industry, which is below the industry midpoint. Overall, Thai Optical Group PCL has a GF Score™ of 89/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Thai Optical Group PCL's Market Cap compare to ISRG and BDX?
According to the Medical Devices & Instruments industry distribution chart, Thai Optical Group PCL ranks #448 out of 861 companies for Market Cap. This places Thai Optical Group PCL in the lower half of its industry. The industry median Market Cap is 118.93. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for a Medical Devices & Instruments company?
The median Market Cap among Medical Devices & Instruments companies is 118.93, based on 861 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap 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 Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Thai Optical Group PCL and its competitors. For the Medical Devices & Instruments industry, the median Market Cap is 118.93 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Thai Optical Group PCL's current Market Cap is ฿3,463 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Thai Optical Group PCL stock overvalued right now?
Based on GuruFocus' analysis, Thai Optical Group PCL (BKK:TOG) is currently considered Modestly Undervalued. The stock's GF Value™ is ฿9.76, compared to a current price of ฿7.30 — trading 25.2% below its estimated fair value. The current Market Cap is ฿3,463 Mil. Thai Optical Group PCL's overall GF Score™ is 89/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For Thai Optical Group PCL (BKK:TOG), the current Market Cap is ฿3,463 Mil as of Aug. 14, 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 Thai Optical Group PCL (BKK:TOG) Overvalued in 2026?
Based on GuruFocus' analysis, Thai Optical Group PCL stock appears to be undervalued.
The current stock price of ฿7.30 is trading 25.2% below its estimated GF Value™ of ฿9.76.
GuruFocus considers Thai Optical Group PCL to be Modestly Undervalued.
Key valuation signals for BKK:TOG:
Market Cap: ฿3,463 Mil
GF Value™: ฿9.76 vs. price of ฿7.30 (25.2% below fair value)
No single metric tells the full story. See the BKK:TOG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Thai Optical Group PCL is engaged in the manufacturing and distribution of plastic lenses and related products. The company's products include Organic lenses, Mineral lenses, and Prescription Lenses. It has two reporting segments: Plastic and glass lens, which produce and sell optical lenses; Other products and services which are the sale of the glass mold, trading goods purchased for resale, glasses assembly services, and surface treatments. The majority of the revenue is generated from the plastic and glass lens segment. The company also operates in Europe, Australia, Asia and Pacific, America, Africa, and the Middle East. The majority of revenue is from America.
89GF Score
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