Blue BirdSTU:4RB -1.41%80 Gross Margin % is 20.03% as of Mar. 2026, which is 59% above its 10-year median of 12.56. GuruFocus rates STU:4RB with a GF Score™ of 80/100 and a GF Value™ of €44.26 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 210 Farm & Heavy Construction Machinery companies, Blue Bird ranks worse than 70% on this metric.
Gross Margin % is calculated as gross profit divided by its revenue. Blue Bird's Gross Profit for the
three
months ended in Mar. 2026 was €61 Mil. Blue Bird's Revenue for the
three
months ended in Mar. 2026 was €305 Mil. Therefore, Blue Bird's Gross Margin % for the quarter that ended in Mar. 2026 was 20.03%.
The historical rank and industry rank for Blue Bird's Gross Margin % or its related term are showing as below:
STU:4RB'
s Gross Margin % Range Over the Past 10 Years
Min: 4.56 Med: 12.56 Max: 21.05
Current: 21.05
During the past 13 years, the highestGross Margin % of Blue Bird was 21.05%. The lowest was 4.56%. And the median was 12.56%.
STU:4RB's Gross Margin % is ranked worse than 70% of 210
companies
in the Farm & Heavy Construction Machinery industry
Industry Median: 25.66
vs STU:4RB: 21.05
Blue Bird had a gross margin of 20.03% for the quarter that ended in Mar. 2026 => Competition eroding margins
The 5-Year average Growth Rate of Gross Margin for Blue Bird was 18.40% per year.
Blue Bird (STU:4RB) 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
Blue Bird had a gross margin of 20.03% 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.
Blue Bird Gross Margin % Related Terms
Blue Bird Gross Margin % Historical Data
* Premium members only.
The historical data trend for Blue Bird'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.
STU:4RB vs ALG, ASTE, LNN: Gross Margin % Comparison
For the Farm & Heavy Construction Machinery subindustry, Blue Bird'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.
Blue Bird Gross Margin % vs Farm & Heavy Construction Machinery Industry
For the Farm & Heavy Construction Machinery industry and Industrials sector, Blue Bird's Gross Margin % distribution charts can be found below:
* The bar in red indicates where Blue Bird'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.
Blue Bird (STU:4RB) has a Gross Margin % of 20.03% as of Mar. 2026. Gross margin is the ratio of total gross profit to net sales. View historical data on Blue Bird and its competitors. This is 59% above median its historical median of 12.56. Over the past decade, Blue Bird's Gross Margin % has ranged from 4.56 to 21.05. According to the industry distribution chart, Blue Bird ranks #147 out of 210 companies in the Farm & Heavy Construction Machinery industry, placing it in the top 70%.
Is Blue Bird's Gross Margin % too high?
Blue Bird's current Gross Margin % of 20.03% is 59% above median its 10-year median of 12.56. Over the past 10 years, this metric has ranged from a low of 4.56 to a high of 21.05. The Farm & Heavy Construction Machinery industry median Gross Margin % is 25.66. Blue Bird's value of 20.03% is 21.9% below this industry median. Based on the distribution chart, Blue Bird ranks #147 out of 210 companies in the Farm & Heavy Construction Machinery industry, which is below the industry midpoint. Overall, Blue Bird has a GF Score™ of 80/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Blue Bird's Gross Margin % compare to ALG and ASTE?
According to the Farm & Heavy Construction Machinery industry distribution chart, Blue Bird ranks #147 out of 210 companies for Gross Margin %. This places Blue Bird in the lower half of its industry. The industry median Gross Margin % is 25.66. Blue Bird's value of 20.03% is 21.9% below this benchmark. Historically, Blue Bird's own Gross Margin % has ranged from 4.56 to 21.05 over the past decade. While the company's 10-year median is 12.56 vs. the industry median of 25.66, Blue Bird 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 Farm & Heavy Construction Machinery company?
The median Gross Margin % among Farm & Heavy Construction Machinery companies is 25.66, based on 210 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. Blue Bird's current Gross Margin % of 20.03% is 21.9% 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 Blue Bird and its competitors. For the Farm & Heavy Construction Machinery industry, the median Gross Margin % is 25.66 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Blue Bird's current Gross Margin % is 20.03%, which is 59% above median its own 10-year median of 12.56. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Blue Bird stock overvalued right now?
Based on GuruFocus' analysis, Blue Bird (STU:4RB) is currently considered Significantly Overvalued. The stock's GF Value™ is €44.26, compared to a current price of €68.38 — trading 54.5% above its estimated fair value. The current Gross Margin % is 20.03%, which is 59% above median its 10-year median of 12.56 and 21.9% below the Farm & Heavy Construction Machinery industry median of 25.66. Blue Bird's overall GF Score™ is 80/100 with 4 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 Blue Bird (STU:4RB), the current Gross Margin % is 20.03% 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 Blue Bird (STU:4RB) Overvalued in 2026?
Based on GuruFocus' analysis, Blue Bird stock appears to be overvalued.
The current stock price of €68.38 is trading 54.5% above its estimated GF Value™ of €44.26.
GuruFocus considers Blue Bird to be Significantly Overvalued.
Key valuation signals for STU:4RB:
Gross Margin %: 20.03% (59% above median its 10-year median of 12.56)
GF Value™: €44.26 vs. price of €68.38 (54.5% above fair value)
Industry Position: 21.9% below the Farm & Heavy Construction Machinery median (#147 of 210)
No single metric tells the full story. See the STU:4RB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Blue Bird Corp is an American bus manufacturing company. It is an independent designer and manufacturer of school buses. The company operates in two segments; the Bus segment which involves the design, engineering, manufacture, and sales of school buses and extended warranties; and the Parts segment which includes the sales of replacement bus parts. Geographically, the company generates a majority of its revenue from its customers in the United States and the rest from Canada and Rest of the world.
80GF Score
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Gross Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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