National Oxygen Limited
NOL
Rank in Stocks
#31356
National Oxygen Limited (NOL) is a key player in the production and delivery of... National Oxygen Limited (NOL) is a key player in the production and delivery of industrial gases, offering them in both liquid and gaseous forms. Its services extend to a wide array of clients, including industrial operations and healthcare institutions. The company caters to diverse sectors such as governmental workshops, the aerospace industry, petrochemical units, steel production, pharmaceutical companies, refrigeration services, hospitals, ship construction and maintenance, and fabrication businesses. Founded on December 23, 1974, NOL's principal office is situated in Chennai, India.
Share Price
$0.63216459
Last synced: 2026-11-09
Market Cap
$3.19M
Change (1 day)
-0.48%
Change (1 year)
-52.42%
Country
Stock data: Financial Modeling PrepΒ·Updated Β·Not investment adviceΒ·How we calculate this
Trade National Oxygen Limited (NOL)
Category
Basic Materials
Operating Margin for National Oxygen Limited (NOL)
Operating Margin as of November 2026 TTM: -31.34%
According to National Oxygen Limited's latest financial reports, its current operating margin (TTM) is -31.34%. At the end of 2025 the company had an operating margin of -14.02%.
Operating Margin history for National Oxygen Limited from 2006 to 2026
Operating Margin at the end of each year
| Year | Operating Margin | Change |
|---|---|---|
| 2026 (TTM) | -31.34% | 123.54% |
| 2025 | -14.02% | 204.12% |
| 2024 | -4.61% | -623.86% |
| 2023 | 0.88% | -94.84% |
| 2022 | 17.05% | 119.72% |
| 2021 | 7.76% | 10.70% |
| 2020 | 7.01% | -36.10% |
| 2019 | 10.97% | 132.42% |
| 2018 | 4.72% | -133.81% |
| 2017 | -13.96% | -32.69% |
| 2016 | -20.74% | -46.68% |
| 2015 | -38.90% | 31.86% |
| 2014 | -29.50% | -1,329.17% |
| 2013 | 2.40% | -44.83% |
| 2012 | 4.35% | -22.04% |
| 2011 | 5.58% | -585.22% |
| 2010 | -1.15% | -110.81% |
| 2009 | 10.64% | 24.59% |
| 2008 | 8.54% | -49.65% |
| 2007 | 16.96% | -49.72% |
| 2006 | 33.73% | 0.00% |
Operating Margin for similar companies or competitors
| Company | Operating Margin | Operating Margin Difference | Country |
|---|---|---|---|
| 25.98% | -100.83% |
GB
|
|
| 21.22% | -100.68% |
FR
|
|
| 16.15% | -100.52% |
US
|
|
| 17.13% | -100.55% |
US
|
|
| -4.71% | -99.85% |
US
|
What is a company's Operating Margin?
The operating margin is a key indicator to assess the profitability of a company. Higher operating margins are generaly better as they show that a company is able to sell its products or services for much more than their production costs. The operating margin is calculated by dividing a company's earnings by its revenue.
Questions about National Oxygen Limited's operating margin
What is National Oxygen Limited's operating margin?
National Oxygen Limited's operating margin is -31.34%, as of Nov 2026.
What was National Oxygen Limited's operating margin in 2025?
In 2025, National Oxygen Limited's operating margin was -14.02%, compared with -4.61% in 2024.
How has National Oxygen Limited's operating margin changed since 2020?
From 2020 to 2025, National Oxygen Limited's operating margin was highest in 2022 (17.05%) and lowest in 2025 (-14.02%).
How does National Oxygen Limited's operating margin compare with similar companies?
National Oxygen Limited's operating margin (-31.34%) is lower than that of all 5 similar companies listed above. The highest among them is Linde plc, with 25.98%.