Sekisui Kasei Co (TSE:4228) Gross Margin %: 26.37% (As of Jun. 2026) — 19% Above Median

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
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.

TSE:4228 Sekisui Kasei Co Ltd TSE:4228
53 GF Score
Price 円595.00
GF Value 円341.82
Valuation Significantly Overvalued
! 9 Warning Signs
View Full Analysis

What is Sekisui Kasei Co Gross Margin %?

Sekisui Kasei Co TSE:4228 -0.34% 53 Gross Margin % is 26.37% as of Jun. 2026, which is 19% above its 10-year median of 22.19. GuruFocus rates TSE:4228 with a GF Score™ of 53/100 and a GF Value™ of 円341.82 (Significantly Overvalued). The stock has 9 warning signs investors should review. Among 1,566 Chemicals companies, Sekisui Kasei Co ranks better than 52.62% on this metric.

Gross Margin % is calculated as gross profit divided by its revenue. Sekisui Kasei Co's Gross Profit for the three months ended in Jun. 2026 was 円6,754 Mil. Sekisui Kasei Co's Revenue for the three months ended in Jun. 2026 was 円25,609 Mil. Therefore, Sekisui Kasei Co's Gross Margin % for the quarter that ended in Jun. 2026 was 26.37%.


The historical rank and industry rank for Sekisui Kasei Co's Gross Margin % or its related term are showing as below:

TSE:4228' s Gross Margin % Range Over the Past 10 Years
Min: 19.74   Med: 22.19   Max: 24.89
Current: 24.89


During the past 13 years, the highest Gross Margin % of Sekisui Kasei Co was 24.89%. The lowest was 19.74%. And the median was 22.19%.

TSE:4228's Gross Margin % is ranked better than
52.62% of 1566 companies
in the Chemicals industry
Industry Median: 24.035 vs TSE:4228: 24.89

Sekisui Kasei Co had a gross margin of 26.37% for the quarter that ended in Jun. 2026 => Competition eroding margins

The 5-Year average Growth Rate of Gross Margin for Sekisui Kasei Co was 0.30% per year.


Sekisui Kasei Co  (TSE:4228) 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

Sekisui Kasei Co had a gross margin of 26.37% for the quarter that ended in Jun. 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.


Sekisui Kasei Co Gross Margin % Related Terms


Sekisui Kasei Co Gross Margin % Historical Data

* Premium members only.

The historical data trend for Sekisui Kasei 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.

Sekisui Kasei Co Gross Margin % Chart

Sekisui Kasei Co Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Gross Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 21.04 19.74 20.30 19.94 23.34

Sekisui Kasei Co Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Gross Margin % 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 20.56 22.00 25.98 26.26 26.37

TSE:4228 vs LIN, SHW, ECL: Gross Margin % Comparison

For the Specialty Chemicals subindustry, Sekisui Kasei 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.


Sekisui Kasei Co Gross Margin % vs Chemicals Industry

For the Chemicals industry and Basic Materials sector, Sekisui Kasei Co's Gross Margin % distribution charts can be found below:

* The bar in red indicates where Sekisui Kasei Co's Gross Margin % falls into.


TSE:4228
53GF Score
Sekisui Kasei Co Ltd TSE:4228
Gross Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Sekisui Kasei Co Gross Margin % Calculation

Gross Margin is the percentage of Gross Profit out of sales or Revenue.

Sekisui Kasei Co's Gross Margin for the fiscal year that ended in Mar. 2026 is calculated as

Gross Margin % (A: Mar. 2026 )=Gross Profit (A: Mar. 2026 ) / Revenue (A: Mar. 2026 )
=26591 / 113935
=(Revenue - Cost of Goods Sold) / Revenue
=(113935 - 87344) / 113935
=23.34 %

Sekisui Kasei Co's Gross Margin for the quarter that ended in Jun. 2026 is calculated as


Gross Margin % (Q: Jun. 2026 )=Gross Profit (Q: Jun. 2026 ) / Revenue (Q: Jun. 2026 )
=6754 / 25609
=(Revenue - Cost of Goods Sold) / Revenue
=(25609 - 18855) / 25609
=26.37 %

* 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.

Frequently Asked Questions Learn more about Gross Margin % →
What does a Gross Margin % of 26.37% mean?
Sekisui Kasei Co (TSE:4228) has a Gross Margin % of 26.37% as of Jun. 2026. Gross margin is the ratio of total gross profit to net sales. View historical data on Sekisui Kasei Co and its competitors. This is 19% above median its historical median of 22.19. Over the past decade, Sekisui Kasei Co's Gross Margin % has ranged from 19.74 to 24.89. According to the industry distribution chart, Sekisui Kasei Co ranks #742 out of 1566 companies in the Chemicals industry, placing it in the top 47.4%.
Is Sekisui Kasei Co's Gross Margin % too high?
Sekisui Kasei Co's current Gross Margin % of 26.37% is 19% above median its 10-year median of 22.19. Over the past 10 years, this metric has ranged from a low of 19.74 to a high of 24.89. The Chemicals industry median Gross Margin % is 24.04. Sekisui Kasei Co's value of 26.37% is 9.7% above this industry median. Based on the distribution chart, Sekisui Kasei Co ranks #742 out of 1566 companies in the Chemicals industry, which is above the industry midpoint. Overall, Sekisui Kasei Co has a GF Score™ of 53/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Sekisui Kasei Co's Gross Margin % compare to LIN and SHW?
According to the Chemicals industry distribution chart, Sekisui Kasei Co ranks #742 out of 1566 companies for Gross Margin %. This puts Sekisui Kasei Co in the upper half of its industry. The industry median Gross Margin % is 24.04. Sekisui Kasei Co's value of 26.37% is 9.7% above this benchmark. Historically, Sekisui Kasei Co's own Gross Margin % has ranged from 19.74 to 24.89 over the past decade. While the company's 10-year median is 22.19 vs. the industry median of 24.04, Sekisui Kasei Co has consistently been above 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 Chemicals company?
The median Gross Margin % among Chemicals companies is 24.04, based on 1,566 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. Sekisui Kasei Co's current Gross Margin % of 26.37% is 9.7% above 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 Sekisui Kasei Co and its competitors. For the Chemicals industry, the median Gross Margin % is 24.04 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sekisui Kasei Co's current Gross Margin % is 26.37%, which is 19% above median its own 10-year median of 22.19. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sekisui Kasei Co stock overvalued right now?
Based on GuruFocus' analysis, Sekisui Kasei Co (TSE:4228) is currently considered Significantly Overvalued. The stock's GF Value™ is 円341.82, compared to a current price of 円595.00 — trading 74.1% above its estimated fair value. The current Gross Margin % is 26.37%, which is 19% above median its 10-year median of 22.19 and 9.7% above the Chemicals industry median of 24.04. Sekisui Kasei Co's overall GF Score™ is 53/100 with 9 warning signs 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 Sekisui Kasei Co (TSE:4228), the current Gross Margin % is 26.37% as of Jun. 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 Sekisui Kasei Co (TSE:4228) Overvalued in 2026?

Based on GuruFocus' analysis, Sekisui Kasei Co stock appears to be overvalued. The current stock price of 円595.00 is trading 74.1% above its estimated GF Value™ of 円341.82. GuruFocus considers Sekisui Kasei Co to be Significantly Overvalued.

Key valuation signals for TSE:4228:

  • Gross Margin %: 26.37% (19% above median its 10-year median of 22.19)
  • GF Value™: 円341.82 vs. price of 円595.00 (74.1% above fair value)
  • GF Score™: 53/100 with 9 warning signs
  • Industry Position: 9.7% above the Chemicals median (#742 of 1566)

No single metric tells the full story. See the TSE:4228 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Sekisui Kasei Co Business Description

Address 2-4-4 Nishitenma, Kita-ku, Osaka, JPN, 530-8565
Sekisui Kasei Co Ltd is a plastic provider solution company. The company is engaged in manufacture and sale of foamed plastic and other plastic products. It operates in two segments, Human Life, and Industry. The products in human life segment include Eslen beads, Eslen sheet, Eslen wood, Interforms, ES molded products such as ES Dan mat, Eslen block used in agricultural and fishery materials, food packaging materials, distribution materials, construction materials, civil engineering materials. The products in Industry segment are Pioceran, Literon, Neomicrolen, Serpet, Techpolymer, Technogel, Techheater, Elastil, Formac, ST-LAYER used in automotive materials, vehicle parts packaging, industrial materials, industrial packaging, electronic component materials, medical and health materials.
53GF Score

Get the complete analysis for TSE:4228

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

円595.00
Price
円341.82
GF Value