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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
- LocationDiploma PLC10-11 Charterhouse SquareLONDON EC1M 6EEUnited KingdomGBR
- Phone+44 207 549 5700
- Fax+44 207 549 5715
- Websitehttps://www.diplomaplc.com/
Mergers & acquisitions
| Acquired company | DPLM:LSE since announced | Transaction value |
|---|---|---|
| Wds Components Ltd | 1.52% | -- |
| Electramed Ltd | 4.51% | -- |
Peer analysis
- Key Information
- Stock Performance
- Per Share Data
- Efficiency
- Management Effectiveness
- Profitability
- Financial Strength
- Growth Rates
| Company | Revenue (TTM) | Net income (TTM) | Market cap | Employees | Price/earnings (TTM) | Price/book value (MRQ) | Price/cash flow (TTM) | Price/sales (TTM) | EPS (excl. extraordinary items, TTM) | EPS (incl. extraordinary items, TTM) | Revenue per share (TTM) | Book value per share (MRQ) | Asset turnover (TTM) | Inventory turnover (TTM) | Receivables turnover (TTM) | Revenues per employee (TTM) | Return on avg assets (TTM) | Return on avg assets (5 yr avg) | Return on investment (TTM) | Return on investment (5 yr avg) | Gross margin (TTM) | Gross margin (5 yr avg) | Net profit margin (TTM) | Net Profit margin (5 yr avg) | Quick ratio (MRQ) | Interest coverage (TTM) | Total debt to capital (MRQ) | Payout ratio (5 yr avg) | Revenue (YOY change %) | Revenue (5 yr growth rate) | Net income (YOY change %) | Net income (5 yr growth rate) | Capital expenditure (5 yr growth rate) | Dividend (5 yr growth rate) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Goodwin plc | 248.93m | 39.65m | 1.82bn | 1.25k | 45.84 | 17.95 | 35.99 | 7.30 | 5.28 | 5.28 | 33.15 | 13.48 | 0.8498 | 3.10 | 3.74 | 198,663.20 | 14.05 | 7.21 | 22.08 | 9.91 | 45.32 | 36.70 | 16.54 | 9.98 | 0.7722 | 33.03 | 0.2111 | 67.35 | 14.88 | 8.74 | 45.36 | 25.58 | 12.55 | 27.93 |
| Renishaw plc | 737.26m | 74.15m | 3.13bn | 5.34k | 42.19 | 3.43 | 28.04 | 4.25 | 1.02 | 1.02 | 10.13 | 12.55 | 0.6788 | 2.54 | 6.18 | 138,011.60 | 6.83 | 10.76 | 7.65 | 12.13 | 44.40 | 49.14 | 10.06 | 15.87 | 3.32 | -- | 0.0158 | 51.41 | 3.15 | 6.92 | -13.55 | 210.98 | -0.9758 | -- |
| Rotork PLC | 760.29m | 99.58m | 3.18bn | 3.49k | 32.83 | 5.71 | 26.13 | 4.18 | 0.1175 | 0.1175 | 0.8972 | 0.6752 | 1.02 | 4.17 | 5.28 | 217,662.20 | 13.57 | 12.95 | 16.53 | 15.62 | 50.01 | 47.12 | 13.33 | 14.52 | 1.80 | -- | 0.0401 | 69.15 | 4.91 | 2.42 | -8.44 | 1.94 | -2.03 | 27.50 |
| RS Group PLC | 2.87bn | 157.40m | 3.30bn | 8.50k | 20.74 | 2.37 | 13.72 | 1.15 | 0.3358 | 0.3358 | 6.11 | 2.93 | 1.07 | 2.67 | 5.07 | 337,070.60 | 5.86 | 8.50 | 8.23 | 12.46 | 43.00 | 43.66 | 5.49 | 7.30 | 1.18 | 11.21 | 0.2843 | 47.82 | -1.32 | 8.25 | -16.93 | -0.273 | -7.98 | 7.78 |
| Spirax Group PLC | 1.66bn | 162.70m | 5.83bn | 9.91k | 35.94 | 5.13 | 21.70 | 3.51 | 2.20 | 2.20 | 22.45 | 15.40 | 0.6296 | -- | 5.19 | 167,547.90 | 6.17 | 8.89 | 7.62 | 11.00 | -- | 76.36 | 9.80 | 13.46 | 1.31 | 7.38 | 0.4805 | 53.45 | -1.03 | 6.03 | 4.14 | 2.79 | 8.47 | 8.45 |
| IMI plc | 2.20bn | 238.90m | 7.11bn | 10.00k | 30.86 | 7.82 | 20.11 | 3.23 | 0.9334 | 0.9334 | 8.61 | 3.68 | 0.873 | 2.50 | 3.82 | 220,300.00 | 9.47 | 9.56 | 15.06 | 13.96 | 47.17 | 46.07 | 10.84 | 10.63 | 0.734 | 58.19 | 0.4843 | 29.51 | 0.6375 | 3.36 | 4.72 | 10.14 | 6.82 | -5.42 |
| Diploma PLC | 1.52bn | 184.90m | 7.62bn | 3.39k | 41.33 | 7.69 | 27.45 | 5.00 | 1.37 | 1.37 | 11.32 | 7.38 | 0.8513 | 2.81 | 6.99 | 449,705.00 | 10.36 | 8.59 | 12.36 | 10.33 | 46.69 | 43.41 | 12.17 | 10.17 | 1.04 | 11.24 | 0.3186 | 60.19 | 11.82 | 23.14 | 43.00 | 30.26 | 8.90 | 15.74 |
| Weir Group PLC | 2.49bn | 309.80m | 9.14bn | 11.44k | 29.50 | 5.15 | 22.02 | 3.67 | 1.19 | 1.19 | 9.61 | 6.83 | 0.6162 | 2.39 | 4.56 | 217,860.90 | 7.67 | 5.56 | 9.71 | 7.44 | 41.64 | 37.41 | 12.44 | 9.09 | 1.32 | 10.73 | 0.481 | 33.45 | -4.95 | 4.10 | 37.48 | 16.94 | -9.07 | 19.38 |
| Holder | Shares | % Held |
|---|---|---|
| Capital Research & Management Co. (World Investors)as of 23 Jan 2026 | 14.63m | 10.89% |
| Mawer Investment Management Ltd.as of 30 Sep 2024 | 6.69m | 4.98% |
| Royal London Asset Management Ltd.as of 30 Sep 2024 | 6.64m | 4.94% |
| BlackRock Investment Management (UK) Ltd.as of 18 Nov 2025 | 6.12m | 4.56% |
| Fidelity Management & Research Co. LLCas of 18 Nov 2025 | 4.89m | 3.64% |
| Mondrian Investment Partners Ltd.as of 30 Sep 2024 | 4.21m | 3.14% |
| Norges Bank Investment Managementas of 17 Dec 2025 | 4.03m | 3.00% |
| Capital Research & Management Co. (International Investors)as of 31 Dec 2025 | 3.17m | 2.36% |
| The Vanguard Group, Inc.as of 30 Sep 2024 | 3.08m | 2.30% |
| Capital International Ltd.as of 05 Feb 2026 | 2.01m | 1.50% |
