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.
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.
Aeontek CoROCO:1599 +0.63%62 Gross Margin % is 22.02% as of Mar. 2026, which is 6% below its 10-year median of 23.33. GuruFocus rates ROCO:1599 with a GF Score™ of 62/100 and a GF Value™ of NT$27.51 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 1,308 Vehicles & Parts companies, Aeontek Co ranks better than 50.54% on this metric.
Gross Margin % is calculated as gross profit divided by its revenue. Aeontek Co's Gross Profit for the
three
months ended in Mar. 2026 was NT$142 Mil. Aeontek Co's Revenue for the
three
months ended in Mar. 2026 was NT$643 Mil. Therefore, Aeontek Co's Gross Margin % for the quarter that ended in Mar. 2026 was 22.02%.
Warning Sign:
Aeontek Co Ltd gross margin has been in long-term decline. The average rate of decline per year is -4.2%.
The historical rank and industry rank for Aeontek Co's Gross Margin % or its related term are showing as below:
ROCO:1599'
s Gross Margin % Range Over the Past 10 Years
Min: 19.36 Med: 23.33 Max: 25.35
Current: 19.92
During the past 13 years, the highestGross Margin % of Aeontek Co was 25.35%. The lowest was 19.36%. And the median was 23.33%.
ROCO:1599's Gross Margin % is ranked better than 50.54% of 1308
companies
in the Vehicles & Parts industry
Industry Median: 19.74
vs ROCO:1599: 19.92
Aeontek Co had a gross margin of 22.02% for the quarter that ended in Mar. 2026 => Competition eroding margins
The 5-Year average Growth Rate of Gross Margin for Aeontek Co was -4.20% per year.
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
Aeontek Co had a gross margin of 22.02% 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.
Aeontek Co Gross Margin % Related Terms
Aeontek Co Gross Margin % Historical Data
* Premium members only.
The historical data trend for Aeontek 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.
ROCO:1599 vs TSLA, GM, F: Gross Margin % Comparison
For the Auto Manufacturers subindustry, Aeontek 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.
Aeontek Co Gross Margin % vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Aeontek Co's Gross Margin % distribution charts can be found below:
* The bar in red indicates where Aeontek 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.
Aeontek Co (ROCO:1599) has a Gross Margin % of 22.02% as of Mar. 2026. Gross margin is the ratio of total gross profit to net sales. View historical data on Aeontek Co and its competitors. This is near median its historical median of 23.33. Over the past decade, Aeontek Co's Gross Margin % has ranged from 19.36 to 25.35. According to the industry distribution chart, Aeontek Co ranks #647 out of 1308 companies in the Vehicles & Parts industry, placing it in the top 49.5%.
Is Aeontek Co's Gross Margin % too high?
Aeontek Co's current Gross Margin % of 22.02% is near median its 10-year median of 23.33. Over the past 10 years, this metric has ranged from a low of 19.36 to a high of 25.35. The Vehicles & Parts industry median Gross Margin % is 19.74. Aeontek Co's value of 22.02% is 11.6% above this industry median. Based on the distribution chart, Aeontek Co ranks #647 out of 1308 companies in the Vehicles & Parts industry, which is above the industry midpoint. Overall, Aeontek Co has a GF Score™ of 62/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Aeontek Co's Gross Margin % compare to TSLA and GM?
According to the Vehicles & Parts industry distribution chart, Aeontek Co ranks #647 out of 1308 companies for Gross Margin %. This puts Aeontek Co in the upper half of its industry. The industry median Gross Margin % is 19.74. Aeontek Co's value of 22.02% is 11.6% above this benchmark. Historically, Aeontek Co's own Gross Margin % has ranged from 19.36 to 25.35 over the past decade. While the company's 10-year median is 23.33 vs. the industry median of 19.74, Aeontek 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 Vehicles & Parts company?
The median Gross Margin % among Vehicles & Parts companies is 19.74, based on 1,308 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. Aeontek Co's current Gross Margin % of 22.02% is 11.6% 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 Aeontek Co and its competitors. For the Vehicles & Parts industry, the median Gross Margin % is 19.74 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Aeontek Co's current Gross Margin % is 22.02%, which is near median its own 10-year median of 23.33. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Aeontek Co stock overvalued right now?
Based on GuruFocus' analysis, Aeontek Co (ROCO:1599) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$27.51, compared to a current price of NT$23.80 — trading 13.5% below its estimated fair value. The current Gross Margin % is 22.02%, which is near median its 10-year median of 23.33 and 11.6% above the Vehicles & Parts industry median of 19.74. Aeontek Co's overall GF Score™ is 62/100 with 3 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 Aeontek Co (ROCO:1599), the current Gross Margin % is 22.02% 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 Aeontek Co (ROCO:1599) Overvalued in 2026?
Based on GuruFocus' analysis, Aeontek Co stock appears to be undervalued.
The current stock price of NT$23.80 is trading 13.5% below its estimated GF Value™ of NT$27.51.
GuruFocus considers Aeontek Co to be Modestly Undervalued.
Key valuation signals for ROCO:1599:
Gross Margin %: 22.02% (near median its 10-year median of 23.33)
GF Value™: NT$27.51 vs. price of NT$23.80 (13.5% below fair value)
Industry Position: 11.6% above the Vehicles & Parts median (#647 of 1308)
No single metric tells the full story. See the ROCO:1599 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Aeontek Co Ltd is mainly engaged in motorcycle and parts manufacturing, export manufacturing, motorcycle equipment manufacturing, motorcycle wholesale, and vehicles and parts wholesale of other transportation (all-terrain vehicles). The company generates revenue from ATVs, motorcycles, electric vehicles, parts, and others. It operates through two segments: the Vehicle Segment and Investment Segment, with the Vehicle Segment generating maximum revenue. The company generates maximum revenue from Taiwan.
62GF Score
Get the complete analysis for ROCO:1599
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
ROCO:1599 has been successfully added to your 
