Sansei CoTSE:6307 83 Gross Margin % is 30.91% as of Mar. 2026, which is 16% above its 10-year median of 26.65. GuruFocus rates TSE:6307 with a GF Score™ of 83/100 and a GF Value™ of 円501.10 (Modestly Undervalued). The stock has 1 warning sign investors should review. Among 1,007 Business Services companies, Sansei Co ranks worse than 58.79% on this metric.
Gross Margin % is calculated as gross profit divided by its revenue. Sansei Co's Gross Profit for the
six
months ended in Mar. 2026 was 円1,363 Mil. Sansei Co's Revenue for the
six
months ended in Mar. 2026 was 円4,408 Mil. Therefore, Sansei Co's Gross Margin % for the quarter that ended in Mar. 2026 was 30.91%.
The historical rank and industry rank for Sansei Co's Gross Margin % or its related term are showing as below:
TSE:6307'
s Gross Margin % Range Over the Past 10 Years
Min: 23.04 Med: 26.65 Max: 29.06
Current: 29.06
During the past 13 years, the highestGross Margin % of Sansei Co was 29.06%. The lowest was 23.04%. And the median was 26.65%.
TSE:6307's Gross Margin % is ranked worse than 58.79% of 1007
companies
in the Business Services industry
Industry Median: 34.5
vs TSE:6307: 29.06
Sansei Co had a gross margin of 30.91% for the quarter that ended in Mar. 2026 => Competition eroding margins
The 5-Year average Growth Rate of Gross Margin for Sansei Co was -0.50% per year.
Sansei Co (TSE:6307) Gross Margin % Explanation
Warren Buffett believes that firms with excellent long term economics tend to have consistently higher margins.
Durable competitive advantage creates a high Gross Margin % because of the freedom to price in excess of cost. Companies can be categorized by their Gross Margin %
1. Greater than 40% = Durable competitive advantage
2. Less than 40% = Competition eroding margins
3. Less than 20% = no sustainable competitive advantage
Consistency of Gross Margin is key
Sansei Co had a gross margin of 30.91% for the quarter that ended in Mar. 2026 => Competition eroding margins
Be Aware
If a company loses its competitive advantages, usually its gross margin declines well before its sales declines. Watching Gross Margin % and Operating Margin % closely helps avoid value trap situations.
Sansei Co Gross Margin % Related Terms
Sansei Co Gross Margin % Historical Data
* Premium members only.
The historical data trend for Sansei Co's Gross Margin % 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.
TSE:6307 vs CTAS, CPRT, ULS: Gross Margin % Comparison
For the Specialty Business Services subindustry, Sansei Co's Gross Margin %, along with its competitors' market caps and Gross Margin % 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.
Sansei Co Gross Margin % vs Business Services Industry
For the Business Services industry and Industrials sector, Sansei Co's Gross Margin % distribution charts can be found below:
* The bar in red indicates where Sansei Co's Gross Margin % falls into.
* 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.
A positive Gross Profit is only the first step for a company to make a net profit. The gross profit needs to be big enough to also cover related labor, equipment, rental, marketing/advertising, research and development and a lot of other costs in selling the products.
Sansei Co (TSE:6307) has a Gross Margin % of 30.91% as of Mar. 2026. Gross margin is the ratio of total gross profit to net sales. View historical data on Sansei Co and its competitors. This is 16% above median its historical median of 26.65. Over the past decade, Sansei Co's Gross Margin % has ranged from 23.04 to 29.06. According to the industry distribution chart, Sansei Co ranks #592 out of 1007 companies in the Business Services industry, placing it in the top 58.8%.
Is Sansei Co's Gross Margin % too high?
Sansei Co's current Gross Margin % of 30.91% is 16% above median its 10-year median of 26.65. Over the past 10 years, this metric has ranged from a low of 23.04 to a high of 29.06. The Business Services industry median Gross Margin % is 34.50. Sansei Co's value of 30.91% is 10.4% below this industry median. Based on the distribution chart, Sansei Co ranks #592 out of 1007 companies in the Business Services industry, which is below the industry midpoint. Overall, Sansei Co has a GF Score™ of 83/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Sansei Co's Gross Margin % compare to CTAS and CPRT?
According to the Business Services industry distribution chart, Sansei Co ranks #592 out of 1007 companies for Gross Margin %. This places Sansei Co in the lower half of its industry. The industry median Gross Margin % is 34.50. Sansei Co's value of 30.91% is 10.4% below this benchmark. Historically, Sansei Co's own Gross Margin % has ranged from 23.04 to 29.06 over the past decade. While the company's 10-year median is 26.65 vs. the industry median of 34.50, Sansei Co has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Gross Margin % for a Business Services company?
The median Gross Margin % among Business Services companies is 34.50, based on 1,007 companies in the industry. Companies in the top quartile (top 25%) have a Gross Margin % significantly above this median, while those in the bottom quartile fall well below. However, Gross Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Sansei Co's current Gross Margin % of 30.91% is 10.4% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Gross Margin % mean?
A high Gross Margin % can signal that a stock is expensive relative to its fundamentals. Gross margin is the ratio of total gross profit to net sales. View historical data on Sansei Co and its competitors. For the Business Services industry, the median Gross Margin % is 34.50 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sansei Co's current Gross Margin % is 30.91%, which is 16% above median its own 10-year median of 26.65. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sansei Co stock overvalued right now?
Based on GuruFocus' analysis, Sansei Co (TSE:6307) is currently considered Modestly Undervalued. The stock's GF Value™ is 円501.10, compared to a current price of 円413.00 — trading 17.6% below its estimated fair value. The current Gross Margin % is 30.91%, which is 16% above median its 10-year median of 26.65 and 10.4% below the Business Services industry median of 34.50. Sansei Co's overall GF Score™ is 83/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Gross Margin % calculated?
Gross Margin % is calculated from a company's financial statements. For Sansei Co (TSE:6307), the current Gross Margin % is 30.91% 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 Sansei Co (TSE:6307) Overvalued in 2026?
Based on GuruFocus' analysis, Sansei Co stock appears to be undervalued.
The current stock price of 円413.00 is trading 17.6% below its estimated GF Value™ of 円501.10.
GuruFocus considers Sansei Co to be Modestly Undervalued.
Key valuation signals for TSE:6307:
Gross Margin %: 30.91% (16% above median its 10-year median of 26.65)
GF Value™: 円501.10 vs. price of 円413.00 (17.6% below fair value)
Industry Position: 10.4% below the Business Services median (#592 of 1007)
No single metric tells the full story. See the TSE:6307 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Sansei Co Ltd designs, manufactures, installs, maintains, repairs gondolas. It also provides cleaning services for windows, stage equipment, mechanical play, the mobile device scaffolding, curtain suspension apparatus and electric gates.
83GF Score
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