3i Infrastructure PLC
3IN
Rank in Stocks
#3323
3i Infrastructure plc is an investment firm specializing in infrastructure... 3i Infrastructure plc is an investment firm specializing in infrastructure investments. The firm invests in early stage assets, mature assets, middle markets, mid venture, acquisitions, and projects and privatizations undergoing a period of operational ramp-up. It may invest in junior or mezzanine debt in infrastructure businesses or assets. The firm primarily invests in core infrastructure companies and assets with a focus on the utilities, transportation, energies, social infrastructure and adjacent sectors; primary PPP with a focus on greenfield projects in education, transport, healthcare; public sector accommodation sectors and low-risk energy projects with a focus on wind, solar, offshore transmission in developed markets; and mid-market economic infrastructure with a focus on low-risk energy projects. It primarily invests in unquoted companies, but may also invest in listed companies. The firm seeks to invest across the world, but with an initial focus on Europe, North America, Asia, the United Kingdom. It seeks to invest more than £50 million ($69.33 million) for an individual investment. The firm typically invests between £5 million ($6.93 million) and £50 million ($69.33 million) in primary PPP sector and £50 million and £250 million ($346.66 million) in low-risk energy projects in mid-market economic infrastructure. The firm seeks board representation in its portfolio companies and in cases where it acquires a majority equity interest in a business, that interest may also be a controlling interest. It primarily exits its investments between 20 to 30 years. 3i Infrastructure plc was founded on January 16, 2007 and is based in St. Helier, Channel Islands with an additional office in London, United Kingdom.
Share Price
$5.42
Last synced: 2026-11-10
Market Cap
$5.00B
Change (1 day)
0.88%
Change (1 year)
12.98%
Country
Stock data: Financial Modeling Prep·Updated ·Not investment advice·How we calculate this
Trade 3i Infrastructure PLC (3IN)
Category
Financial Services
Operating Margin for 3i Infrastructure PLC (3IN)
Operating Margin as of November 2026 TTM: 149.08%
According to 3i Infrastructure PLC's latest financial reports, its current operating margin (TTM) is 149.08%. At the end of 2025 the company had an operating margin of 90.49%.
Operating Margin history for 3i Infrastructure PLC from 2008 to 2026
Operating Margin at the end of each year
| Year | Operating Margin | Change |
|---|---|---|
| 2026 (TTM) | 149.08% | 64.75% |
| 2025 | 90.49% | 0.66% |
| 2024 | 89.90% | -8.32% |
| 2023 | 98.06% | -4.71% |
| 2022 | 102.91% | 16.19% |
| 2021 | 88.57% | -1.55% |
| 2020 | 89.96% | -6.45% |
| 2019 | 96.16% | -7.19% |
| 2018 | 103.61% | -26.11% |
| 2017 | 140.22% | 107.21% |
| 2016 | 67.67% | -78.85% |
| 2015 | 319.90% | 238.84% |
| 2014 | 94.41% | -34.28% |
| 2013 | 143.66% | 67.57% |
| 2012 | 85.73% | -17.57% |
| 2011 | 104.00% | -44.98% |
| 2010 | 189.01% | 0.00% |
| 2009 | 0.00% | 0.00% |
| 2008 | 0.00% | 0.00% |
Operating Margin for similar companies or competitors
| Company | Operating Margin | Operating Margin Difference | Country |
|---|---|---|---|
| 30.75% | -99.79% |
US
|
|
| 52.04% | -99.65% |
US
|
|
| 86.97% | -99.42% |
SE
|
|
| 7.84% | -99.95% |
US
|
|
| 66.24% | -99.56% |
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 3i Infrastructure PLC's operating margin
What is 3i Infrastructure PLC's operating margin?
3i Infrastructure PLC's operating margin is 149.08%, as of Nov 2026.
What was 3i Infrastructure PLC's operating margin in 2025?
In 2025, 3i Infrastructure PLC's operating margin was 90.49%, compared with 89.90% in 2024.
How has 3i Infrastructure PLC's operating margin changed since 2020?
From 2020 to 2025, 3i Infrastructure PLC's operating margin was highest in 2022 (102.91%) and lowest in 2021 (88.57%).
How does 3i Infrastructure PLC's operating margin compare with similar companies?
3i Infrastructure PLC's operating margin (149.08%) is higher than that of all 5 similar companies listed above. The highest among them is Investor AB (publ), with 86.97%.