3i Infrastructure PLC — Investor Relations & Filings
3i Infrastructure PLC specializes in the acquisition and management of economic infrastructure assets, focusing on mid-market, core-plus opportunities within developed markets. The strategy prioritizes long-term sustainable returns by selecting resilient businesses that offer a combination of strong downside protection and significant growth prospects. Managed by 3i Investments plc, the firm leverages a disciplined approach to build a diverse and differentiated portfolio designed to deliver consistent capital growth and income. The company targets businesses with established market positions and essential service characteristics, ensuring stable cash flows and value creation through active asset management and strategic development. Its approach emphasizes responsible investment to generate value for stakeholders while maintaining a high-quality portfolio of yield-generating and growth-oriented assets.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| Director/PDMR Shareholding | 2026-05-07 | English | |
| Directorate change | 2026-04-29 | English | |
| Portfolio Update | 2026-04-01 | English | |
| 3i Infrastructure plc - Pre-close update | 2026-03-31 | English | |
| Investor Presentation via Investor Meet Company | 2026-03-27 | English | |
| 3iN plc invests in Lefdal Mine Datacentre | 2026-03-11 | English |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
11 filings
| |||||
| 42899075 | Director/PDMR Shareholding | 2026-05-07 | English | ||
| 38610037 | Directorate change | 2026-04-29 | English | ||
| 33152385 | Portfolio Update | 2026-04-01 | English | ||
| 33101795 | 3i Infrastructure plc - Pre-close update | 2026-03-31 | English | ||
| 33059607 | Investor Presentation via Investor Meet Company | 2026-03-27 | English | ||
| 32927303 | 3iN plc invests in Lefdal Mine Datacentre | 2026-03-11 | English | ||
| 33152388 | 3iN plc agrees to sell its stake in TCR | 2026-03-05 | English | ||
| 14599927 | QuotedData's In The HotSeat | 2026-02-05 | English | ||
| 13941158 | 3i Infrastructure plc - Q3 update - replacement | 2026-02-02 | English | ||
| 13647077 | Appointment of Joint Corporate Broker | 2026-01-29 | English | ||
| 11753291 | Portfolio Update | 2026-01-02 | English | ||
|
2025
4 filings
| |||||
| 9852498 | Holding(s) in Company | 2025-12-11 | English | ||
| 8450676 | Director/PDMR Shareholding | 2025-11-18 | English | ||
| 8331716 | 3iN plc Half Year results presentation | 2025-11-14 | English | ||
| 8327210 | Director/PDMR Shareholding - Replacement | 2025-11-14 | English | ||
Market data
Market data not available
Price history
Peer group · Activities of non-money market investments funds
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SIVR | US | Financial and insurance activit… |
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abrdn Smaller Companies Income Trust plc
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ASCI | GB | Financial and insurance activit… |
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abrdn Total Dynamic Dividend Fund
A closed-ended equity fund seeking high dividend income and…
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AOD | US | Financial and insurance activit… |
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abrdn UK Smaller Companies Growth Trust plc
Investment trust seeking capital growth from a portfolio of…
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AUSC | GB | Financial and insurance activit… |
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Abs Investment Alternatywna Spolka Inwestycyjna Spolka Akcyjna
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Acadian Asset Management Inc.
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AAMI | US | Financial and insurance activit… |
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Accretive Flow-Through (2005) Limited Partnership
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3i Infrastructure PLC via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/52810/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=52810 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=52810 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=52810 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 52810}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for 3i Infrastructure PLC (id: 52810)"
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