Equities

Diploma PLC

DPLM:LSE

Diploma PLC

IndustrialsIndustrial Support Services
  • Price (GBX)5,410.00
  • Today's Change5.00 / 0.09%
  • Shares traded230.64k
  • 1 Year change19.64%
  • Beta1.5938
Data delayed at least 20 minutes, as of Feb 06 2026 16:35 GMT.
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Profile data is unavailable for this security.

About the company

Diploma PLC is a United Kingdom-based decentralized, value-add distribution company. The principal activity of the Company is the supply of specialized technical products and services. It operates through four segments: United Kingdom, Rest of Europe, United States of America, and Rest of world. The Company operates through three sectors: Controls, Seals, and Life Sciences. The Controls Sector offers wire & cables, interconnect solutions, specialty adhesives, specialty fasteners, and industrial automation. The Seals sector businesses supply sealing solutions and fluid power products to support aftermarket repairs, original equipment manufacturing and maintenance, repair, and overhaul projects. The Life Sciences Sector sources and supplies technology-driven, value-add solutions across the in vitro diagnostics, scientific and medtech segments of the global healthcare market. Its subsidiaries include HKX, Inc., Gremtek SAS, Acernis Medical Inc., Somagen Diagnostics Inc., and others.

  • Revenue in GBP (TTM)1.52bn
  • Net income in GBP184.90m
  • Incorporated1999
  • Employees3.39k
  • Location
    Diploma PLC10-11 Charterhouse SquareLONDON EC1M 6EEUnited KingdomGBR
  • Phone+44 20 7549 5700Fax+44 20 7549 5715
  • Websitehttps://www.diplomaplc.com/
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Mergers & acquisitions

Acquired companyDeal statusDateDate /
Deal status		DPLM:LSE since
announced		Transaction
value
Wds Components LtdAnnounced13 Jan 202613 Jan 2026Announced-3.22%--
Electramed LtdDeal completed29 Aug 202529 Aug 2025Deal completed-0.37%--
Data delayed at least 20 minutes, as of Feb 06 2026 16:35 GMT.

Peer analysis

CompanyRevenue (TTM)Net income (TTM)Market capEmployeesMarket Cap /
Employees
Goodwin plc248.93m39.65m2.00bn1.25k2.00bn1.25k
Renishaw plc713.04m83.76m2.71bn5.34k2.71bn5.34k
Rotork PLC760.29m99.58m3.08bn3.49k3.08bn3.49k
RS Group PLC2.87bn157.40m3.30bn8.50k3.30bn8.50k
Spirax Group PLC1.66bn162.70m5.46bn9.91k5.46bn9.91k
IMI plc2.20bn238.90m7.02bn10.00k7.02bn10.00k
Diploma PLC1.52bn184.90m7.27bn3.39k7.27bn3.39k
Weir Group PLC2.49bn309.80m8.83bn11.44k8.83bn11.44k
Data as of Feb 06 2026. Currency figures normalised to Diploma PLC's reporting currency: UK Pound GBX

Institutional shareholders

40.56%Per cent of shares held by top holders
HolderShares% Held
Capital Research & Management Co. (World Investors)as of 18 Nov 202514.51m10.80%
Mawer Investment Management Ltd.as of 30 Sep 20246.69m4.98%
Royal London Asset Management Ltd.as of 30 Sep 20246.64m4.94%
BlackRock Investment Management (UK) Ltd.as of 18 Nov 20256.12m4.56%
Fidelity Management & Research Co. LLCas of 18 Nov 20254.89m3.64%
Mondrian Investment Partners Ltd.as of 30 Sep 20244.21m3.14%
Norges Bank Investment Managementas of 17 Dec 20254.03m3.00%
The Vanguard Group, Inc.as of 30 Sep 20243.08m2.30%
Fundsmith LLPas of 30 Jun 20252.32m1.72%
Capital International Ltd.as of 08 Jan 20261.99m1.48%
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Data from 30 Jun 2025 - 31 Dec 2025Source: FactSet Research Systems Inc.
Data Provided by LSEG
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