CSXMEX:CSX 63 Gross Margin % is 35.99% as of Mar. 2026, which is 5% below its 10-year median of 38.00. GuruFocus rates MEX:CSX with a GF Score™ of 63/100 and a GF Value™ of MXN515.27 (Significantly Overvalued). The stock has 10 warning signs investors should review. Among 985 Transportation companies, CSX ranks better than 76.04% on this metric.
Gross Margin % is calculated as gross profit divided by its revenue. CSX's Gross Profit for the
three
months ended in Mar. 2026 was MXN22,595 Mil. CSX's Revenue for the
three
months ended in Mar. 2026 was MXN62,790 Mil. Therefore, CSX's Gross Margin % for the quarter that ended in Mar. 2026 was 35.99%.
Warning Sign:
CSX Corp gross margin has been in long-term decline. The average rate of decline per year is -3.9%.
The historical rank and industry rank for CSX's Gross Margin % or its related term are showing as below:
MEX:CSX'
s Gross Margin % Range Over the Past 10 Years
Min: 30.38 Med: 38 Max: 41.05
Current: 34.61
During the past 13 years, the highestGross Margin % of CSX was 41.05%. The lowest was 30.38%. And the median was 38.00%.
MEX:CSX's Gross Margin % is ranked better than 76.04% of 985
companies
in the Transportation industry
Industry Median: 20.42
vs MEX:CSX: 34.61
CSX had a gross margin of 35.99% for the quarter that ended in Mar. 2026 => Competition eroding margins
The 5-Year average Growth Rate of Gross Margin for CSX was -3.90% per year.
CSX (MEX:CSX) 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
CSX had a gross margin of 35.99% 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.
CSX Gross Margin % Related Terms
CSX Gross Margin % Historical Data
* Premium members only.
The historical data trend for CSX'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.
MEX:CSX vs NSC, WAB, UNP: Gross Margin % Comparison
For the Railroads subindustry, CSX'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.
CSX Gross Margin % vs Transportation Industry
For the Transportation industry and Industrials sector, CSX's Gross Margin % distribution charts can be found below:
* The bar in red indicates where CSX'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.
CSX (MEX:CSX) has a Gross Margin % of 35.99% as of Mar. 2026. Gross margin is the ratio of total gross profit to net sales. View historical data on CSX and its competitors. This is near median its historical median of 38.00. Over the past decade, CSX's Gross Margin % has ranged from 30.38 to 41.05. According to the industry distribution chart, CSX ranks #236 out of 985 companies in the Transportation industry, placing it in the top 24%.
Is CSX's Gross Margin % too high?
CSX's current Gross Margin % of 35.99% is near median its 10-year median of 38.00. Over the past 10 years, this metric has ranged from a low of 30.38 to a high of 41.05. The Transportation industry median Gross Margin % is 20.42. CSX's value of 35.99% is 76.2% above this industry median. Based on the distribution chart, CSX ranks #236 out of 985 companies in the Transportation industry, which is in the top quartile — a strong position relative to peers. Overall, CSX has a GF Score™ of 63/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does CSX's Gross Margin % compare to NSC and WAB?
According to the Transportation industry distribution chart, CSX ranks #236 out of 985 companies for Gross Margin %. This places CSX in the top 24% of its industry — outperforming the majority of peers. The industry median Gross Margin % is 20.42. CSX's value of 35.99% is 76.2% above this benchmark. Historically, CSX's own Gross Margin % has ranged from 30.38 to 41.05 over the past decade. While the company's 10-year median is 38.00 vs. the industry median of 20.42, CSX 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 985 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. CSX's current Gross Margin % of 35.99% is 76.2% 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 CSX 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. CSX's current Gross Margin % is 35.99%, which is near median its own 10-year median of 38.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is CSX stock overvalued right now?
Based on GuruFocus' analysis, CSX (MEX:CSX) is currently considered Significantly Overvalued. The stock's GF Value™ is MXN515.27, compared to a current price of MXN769.00 — trading 49.2% above its estimated fair value. The current Gross Margin % is 35.99%, which is near median its 10-year median of 38.00 and 76.2% above the Transportation industry median of 20.42. CSX's overall GF Score™ is 63/100 with 10 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 CSX (MEX:CSX), the current Gross Margin % is 35.99% 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 CSX (MEX:CSX) Overvalued in 2026?
Based on GuruFocus' analysis, CSX stock appears to be overvalued.
The current stock price of MXN769.00 is trading 49.2% above its estimated GF Value™ of MXN515.27.
GuruFocus considers CSX to be Significantly Overvalued.
Key valuation signals for MEX:CSX:
Gross Margin %: 35.99% (near median its 10-year median of 38.00)
GF Value™: MXN515.27 vs. price of MXN769.00 (49.2% above fair value)
Industry Position: 76.2% above the Transportation median (#236 of 985)
No single metric tells the full story. See the MEX:CSX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Operating in the Eastern United States, Class I railroad CSX generated revenue of nearly $14 billion in 2025. On its more than 21,000 miles of track, CSX hauls shipments of coal (16% of consolidated revenue), chemicals (17%), intermodal containers (16%), automotive cargo (7%), and a diverse mix of other bulk and industrial merchandise.
63GF Score
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