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COSTAIN GROUP PLC — Investor Relations & Filings

Ticker · COST ISIN · GB00B64NSP76 LEI · 213800PKIJBZ2EDTKC88 IL Construction
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Filings indexed 989 across all filing types
Latest filing 2026-02-04 Major Shareholding Noti…
Country GB United Kingdom
Listing IL COST

About COSTAIN GROUP PLC

https://www.costain.com/

Costain Group PLC is an infrastructure solutions company that provides engineering, construction, consulting, and digital services. The company specializes in delivering complex projects and transforming the performance of infrastructure across its core markets: road, rail, integrated transport, energy, water, and defence & nuclear energy. By integrating its diverse expertise, Costain engineers and delivers connected, sustainable solutions designed to address critical national challenges. Its services span the entire asset lifecycle, from initial concept and design to construction, asset optimization, and technology deployment.

Recent filings

Filing Released Lang Actions
Holding(s) in Company
Major Shareholding Notification Classification · 100% confidence The document is a 'TR-1: Standard form for notification of major holdings' filed by Costain Group PLC. It details a change in voting rights held by UBS Group AG, crossing a specific threshold. This is a standard regulatory disclosure for major shareholding notifications, which corresponds to the 'Major Shareholding Notification' category.
2026-02-04 English
Holding(s) in Company
Major Shareholding Notification Classification · 100% confidence The document is a 'TR-1: Standard form for notification of major holdings' filed by Costain Group PLC. It details an acquisition of voting rights by UBS Group AG, crossing a specific threshold. This is a standard regulatory disclosure for major shareholding notifications, which corresponds to the MRQ filing category.
2026-01-29 English
Holding(s) in Company
Major Shareholding Notification Classification · 100% confidence The document is a 'TR-1: Standard form for notification of major holdings' filed by UBS Group AG regarding their shareholding in Costain Group PLC. This document explicitly details the crossing of a voting rights threshold, which is the standard format for a Major Shareholding Notification (MRQ).
2026-01-28 English
Costain Awarded Contract for New M5 Junction
Regulatory Filings Classification · 98% confidence The document is a press release issued via the Regulatory News Service (RNS) announcing that Costain Group PLC has been awarded a new infrastructure contract. It does not fit into specific categories like financial reports, dividends, or director dealings. As it is a general corporate announcement regarding business operations (contract award) that does not fall into the other specialized categories, it is classified as a Regulatory Filing (RNS).
2026-01-27 English
Holding(s) in Company
Major Shareholding Notification Classification · 100% confidence The document is a 'TR-1: Standard form for notification of major holdings' filed by Costain Group PLC. It explicitly details an acquisition of voting rights by UBS Group AG, crossing a specific threshold. This aligns perfectly with the definition of a Major Shareholding Notification (MRQ), which tracks changes in significant share ownership levels.
2026-01-26 English
New Pension Scheme Agreement & FY25 Trading Update
Regulatory Filings Classification · 95% confidence The document is an RNS (Regulatory News Service) announcement from Costain Group PLC. It provides a trading update for the fiscal year 2025, details a new pension scheme agreement, and outlines intentions for future shareholder returns (dividends and share buybacks). While it contains financial highlights, it is an initial announcement of these events rather than a full financial report or a transcript. Given the mix of trading update, capital structure changes, and dividend intentions, it fits best as an Earnings Release (ER) as it serves as the primary announcement of financial performance and outlook ahead of the full results.
2026-01-26 English

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