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Diploma PLC issued a trading update on 16 July 2026 for the nine months ended 30 June 2026, reporting 15% organic growth for the period. The company completed the acquisition of CDM on 25 June and upgraded its FY26 guidance. This included increasing organic revenue growth guidance to 14% (from 12%) and operating margin guidance to c.26.5% (from c.25%), alongside projecting c.42% operating profit growth.
| Date | 16 Jul 2026 |
| Time | 07:00:01 |
| Category | Trading updates |
| ID | 5243M |
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10-11 CHARTERHOUSE SQUARE, LONDON EC1M 6EE TELEPHONE: +44 (0)20 7549 5700 |
16 July 2026
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STRONG Q3. FURTHER 7% FY UPGRADE. |
Diploma PLC, the value-add solutions group, issues a trading update for the nine months ended 30 June 2026.
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Organic growth of 15%. Very strong Q3 performance, continuing momentum from H1. |
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Excellent execution in favourable market conditions in Controls, with continued double digit growth in IS Group, Clarendon, Peerless and Windy City Wire. Seals performance was a little stronger than H1. Resilient performance in challenging Life Sciences markets. |
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Acquisition of CDM completed on 25 June, establishing a strong US interconnect platform with attractive positions, principally in defence. |
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Strong acquisition pipeline and significant balance sheet headroom. |
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Further upgrade to FY26 guidance (at constant currency): |
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Organic revenue growth of 14% - up from 12% |
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Acquisitions announced to date add 6% to reported growth - unchanged |
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Operating margin of c.26.5% - up from c.25% |
Operating profit growth of c.42%, representing a further c.7% upgrade to consensus1.
END
Johnny Thomson, Chief Executive Officer, and Wilson Ng, Chief Financial Officer, will host a conference call for analysts and investors this morning at 8:00am (UK time).
Conference call dial in details:
• Dial in: +44 (0) 33 0551 0200
• Password: Diploma Q3
The next scheduled update is our full year results on 17 November 2026.
(1) Analyst consensus adjusted operating profit for FY26 is £454m, as at 15 July 2026.
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For further information please contact: |
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Diploma PLC - |
+44 (0)20 7549 5700 |
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Johnny Thomson, Chief Executive Officer |
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Wilson Ng, Chief Financial Officer |
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Holly Gillis, Head of Investor Relations |
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Teneo - |
+44 (0)20 7353 4200 |
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Martin Robinson |
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Camilla Cunningham |
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NOTE TO EDITORS:
Diploma PLC is a value-add solutions group, providing critical products and services to customers across a wide range of markets.
We employ c.3,500 colleagues across the Group. Our businesses primarily operate across the US, Canada, the UK, Europe and Australia.
Diploma delivers sustainable quality compounding. Over the last five years, the Group has grown adjusted earnings per share (EPS) at an average of c.26% p.a. through a combination of organic growth and acquisitions.
Diploma is a member of the FTSE 100.
Further information on Diploma PLC can be found at www.diplomaplc.com
The person responsible for releasing this Announcement is Anna Lawrence, Group General Counsel & Company Secretary.
LEI: 2138008OGI7VYG8FGR19
