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Diploma PLC — Investor Relations & Filings

Ticker · DPLM ISIN · GB0001826634 LEI · 2138008OGI7VYG8FGR19 IL Wholesale and retail trade
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Filings indexed 449 across all filing types
Latest filing 2026-04-20 Major Shareholding Noti…
Country GB United Kingdom
Listing IL DPLM

About Diploma PLC

https://www.diplomaplc.com/

Diploma PLC is an international group of specialized businesses that supply essential, high-quality technical products and value-added services. Operating through a decentralized model, the company acquires and develops businesses for long-term growth across three core sectors. The Controls sector provides advanced technologies, including specialized wiring, connectors, and automation components for critical applications in aerospace, energy, and medical technology. The Seals sector delivers high-performance sealing solutions, such as gaskets and hydraulic components, for heavy machinery in the infrastructure and renewables industries. The Life Sciences sector offers a range of medical instruments, diagnostic equipment, and laboratory products to healthcare professionals and scientists. Across all its operations, Diploma PLC focuses on providing value-added solutions, encompassing bespoke product design, technical support, and supply chain management for applications where quality and reliability are paramount.

Recent filings

Filing Released Lang Actions
Holding(s) in Company
Major Shareholding Notification Classification · 1% confidence The document is a TR-1 notification of major holdings filed via RNS by Diploma PLC. It details a shareholder (Norges Bank) crossing a voting rights threshold on 16-Apr-2026 with ISIN GB0001826634. This matches the definition of a Major Shareholding Notification (MRQ).
2026-04-20 English
Holding(s) in Company
Major Shareholding Notification Classification · 1% confidence The document is an RNS announcement containing a completed TR-1 standard form for notification of major holdings, including threshold crossing details (voting rights percentages before and after, details of the shareholder structure, dates of notification). This exactly matches the definition of a Major Shareholding Notification.
2026-04-09 English
Holding(s) in Company
Major Shareholding Notification Classification · 1% confidence The document is a TR-1 form ‘‘Standard form for notification of major holdings’’ filed under the UK’s Disclosure and Transparency Rules, detailing BlackRock’s crossing of the 5% voting threshold in Diploma PLC. This exactly matches the Major Shareholding Notification category.
2026-03-23 English
Director/PDMR Shareholding
Director's Dealing Classification · 1% confidence The document is an RNS announcement detailing share purchases by company directors (Katie Bickerstaffe, Geraldine Huse, Ian El-Mokadem) under the UK Market Abuse Regulation, with specifics on volumes, prices, and transaction dates. This matches the definition of Director's Dealing (insider trades by PDMRs).
2026-03-23 English
Significant upgrade to FY26 guidance
Earnings Release Classification · 1% confidence The document is an official announcement from Diploma PLC regarding a significant upgrade to its FY26 financial guidance. It details key performance indicators, organic revenue growth, operating margins, and business segment performance. While it mentions a conference call, the document itself is the primary release of the updated financial outlook, which fits the definition of an Earnings Release (ER) as it provides initial highlights of financial expectations before the full interim or annual report is published. FY 2026
2026-03-18 English
Appointment of Non-Executive Director
Board/Management Information Classification · 1% confidence The document is an official announcement from Diploma PLC regarding the appointment of a new non-executive director. It details the background of the appointee and her committee assignments. This falls squarely under the definition of Board/Management Information (MANG), which covers announcements of changes in the company's board of directors.
2026-02-27 English

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