SIA Engineering CoSEGSF 85 Gross Margin % is 37.22% as of Mar. 2026, which is 16% above its 10-year median of 32.13. GuruFocus rates SEGSF with a GF Score™ of 85/100 and a GF Value™ of $2.55. The stock has 6 warning signs investors should review. Among 977 Transportation companies, SIA Engineering Co ranks better than 70.21% on this metric.
SIA Engineering Co Ltd gross margin has been in long-term decline. The average rate of decline per year is -1.8%.
The historical rank and industry rank for SIA Engineering Co's Gross Margin % or its related term are showing as below:
SEGSF'
s Gross Margin % Range Over the Past 10 Years
Min: 27.96 Med: 32.13 Max: 36.17
Current: 30.8
During the past 13 years, the highestGross Margin % of SIA Engineering Co was 36.17%. The lowest was 27.96%. And the median was 32.13%.
SEGSF's Gross Margin % is ranked better than 70.21% of 977
companies
in the Transportation industry
Industry Median: 20.42
vs SEGSF: 30.80
SIA Engineering Co had a gross margin of 37.22% for the quarter that ended in Mar. 2026 => Competition eroding margins
The 5-Year average Growth Rate of Gross Margin for SIA Engineering Co was -1.80% per year.
SIA Engineering Co (OTCPK:SEGSF) 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
SIA Engineering Co had a gross margin of 37.22% 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.
SIA Engineering Co Gross Margin % Related Terms
SIA Engineering Co Gross Margin % Historical Data
* Premium members only.
The historical data trend for SIA Engineering 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.
For the Airports & Air Services subindustry, SIA Engineering 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.
SIA Engineering Co Gross Margin % vs Transportation Industry
For the Transportation industry and Industrials sector, SIA Engineering Co's Gross Margin % distribution charts can be found below:
* The bar in red indicates where SIA Engineering 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.
SIA Engineering Co (SEGSF) has a Gross Margin % of 37.22% as of Mar. 2026. Gross margin is the ratio of total gross profit to net sales. View historical data on SIA Engineering Co and its competitors. This is 16% above median its historical median of 32.13. Over the past decade, SIA Engineering Co's Gross Margin % has ranged from 27.96 to 36.17. According to the industry distribution chart, SIA Engineering Co ranks #291 out of 977 companies in the Transportation industry, placing it in the top 29.8%.
Is SIA Engineering Co's Gross Margin % too high?
SIA Engineering Co's current Gross Margin % of 37.22% is 16% above median its 10-year median of 32.13. Over the past 10 years, this metric has ranged from a low of 27.96 to a high of 36.17. The Transportation industry median Gross Margin % is 20.42. SIA Engineering Co's value of 37.22% is 82.3% above this industry median. Based on the distribution chart, SIA Engineering Co ranks #291 out of 977 companies in the Transportation industry, which is above the industry midpoint. Overall, SIA Engineering Co has a GF Score™ of 85/100, reflecting its overall financial health beyond just this single metric.
How does SIA Engineering Co's Gross Margin % compare to JOBY and CAAP?
According to the Transportation industry distribution chart, SIA Engineering Co ranks #291 out of 977 companies for Gross Margin %. This puts SIA Engineering Co in the upper half of its industry. The industry median Gross Margin % is 20.42. SIA Engineering Co's value of 37.22% is 82.3% above this benchmark. Historically, SIA Engineering Co's own Gross Margin % has ranged from 27.96 to 36.17 over the past decade. While the company's 10-year median is 32.13 vs. the industry median of 20.42, SIA Engineering 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 Transportation company?
The median Gross Margin % among Transportation companies is 20.42, based on 977 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. SIA Engineering Co's current Gross Margin % of 37.22% is 82.3% 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 SIA Engineering Co and its competitors. For the Transportation industry, the median Gross Margin % is 20.42 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. SIA Engineering Co's current Gross Margin % is 37.22%, which is 16% above median its own 10-year median of 32.13. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is SIA Engineering Co stock overvalued right now?
SIA Engineering Co (SEGSF) has a current Gross Margin % of 37.22%. The stock's GF Value™ is $2.55, compared to a current price of $2.69 — trading 5.7% above its estimated fair value. The current Gross Margin % is 37.22%, which is 16% above median its 10-year median of 32.13 and 82.3% above the Transportation industry median of 20.42. SIA Engineering Co's overall GF Score™ is 85/100 with 6 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 SIA Engineering Co (SEGSF), the current Gross Margin % is 37.22% 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 SIA Engineering Co (SEGSF) Overvalued in 2026?
Based on GuruFocus' analysis, SIA Engineering Co stock appears to be overvalued.
The current stock price of $2.69 is trading 5.7% above its estimated GF Value™ of $2.55.
Key valuation signals for SEGSF:
Gross Margin %: 37.22% (16% above median its 10-year median of 32.13)
GF Value™: $2.55 vs. price of $2.69 (5.7% above fair value)
Industry Position: 82.3% above the Transportation median (#291 of 977)
No single metric tells the full story. See the SEGSF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
SIA Engineering Co Ltd is engaged in providing airline services. The activities of the company include provision of airframe maintenance, component overhaul services and inventory technical management, the provision of line maintenance and technical ground handling services and investment holdings. The company is organized into two segments: airframe/line maintenance and engine/component. The airframe and line maintenance segment provides airframe maintenance, line maintenance, and inventory technical management; and The engine and component segment provides component overhaul and engine repair and overhaul services. Geographically, the company derives its maximum revenue from East Asia region followed by Europe, West Asia and Africa, Americas, and South West Pacific.
85GF Score
Get the complete analysis for SEGSF
Gross Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
SEGSF has been successfully added to your 
