Diploma plc (DPLM.L) Diversifiers

Equity · Currency in GBp · Last updated Jun 4, 2026

Diploma plc, together with its subsidiaries, supplies specialized technical products and services in the United Kingdom, rest of Europe, North America, and internationally. It operates through three business sectors: Life Sciences, Seals, and Controls. The Life Sciences sector supplies clinical diagnostics instrumentation and products, instrumentation and consumables, specialty surgical devices, and related consumables and services to public hospitals, private clinics, pathology laboratories, scientific research, and medical segments; surgical equipment for hospital operating rooms; and distributes laboratory diagnostics, specialty medical devices, devices, equipment, and patient monitoring technologies used in operating theatres, as well as medically supervised nutrition. The Seals sector supplies various seals, gaskets, pumps and related accessories, cylinders, components, and kits used in heavy mobile machinery and specialized industrial equipment; and O-rings, custom molded and machined parts, fluid sealing products, and hydraulic cylinder components. The Controls sector offers cable identification, termination, and management products, and cable management solutions; low voltage cable and wire; harness components and specialist connectors, including protective sleevings, cut-to-length tubing, kitting, connector assemblies, and prototype quantities of customized multi-core cables; fasteners and related technical support, and other value-added services for civil aerospace, motorsport, defense, and general industries, as well as supports customers with automated inventory replenishment solutions; fluid controllers, compressors, valves, temperature and pressure measurement devices, and liquid dispensing components; and silicones, adhesives, and sealants. Diploma plc was incorporated in 1931 and is based in London, the United Kingdom.

Looking to balance out your exposure to DPLM.L? The ETFs below have the lowest correlation with DPLM.L — they tend to move on their own, which can help reduce risk when DPLM.L drops. The stock ideas table highlights individual companies that behave independently from DPLM.L.

Best Diversifiers for DPLM.L

0 ETFs have low correlation with DPLM.L (below 0.3), 0 of which are negatively correlated. The least correlated is Vanguard S&P 500 UCITS ETF (VUSA.L) (S&P 500) with a 1Y correlation of 0.47, roughly unchanged from 0.49 over 5 years.

Symbol	Name	Correlation 1Y	Correlation 3Y	Correlation 5Y	Risk / Return Rank	Category	Compare
VUSA.L	Vanguard S&P 500 UCITS ETF	0.47	0.47	0.49	80	S&P 500	DPLM.L vs VUSA.L

Low-Correlation Stock Ideas

If you're looking for individual stocks that move independently from DPLM.L, these are worth exploring. The table shows U.S. companies ($1B+ market cap) with low correlation to DPLM.L and solid risk/return profiles. The least correlated is British American Tobacco plc (BATS.L) (Consumer Defensive) with a 1Y correlation of 0.06, roughly unchanged from 0.03 over 5 years.

Symbol	Name	Correlation 1Y	Correlation 3Y	Correlation 5Y	Risk / Return Rank	Sector
BATS.L	British American Tobacco plc	0.06	0.06	0.03	80	Consumer Defensive
HLMA.L	Halma plc	0.59	0.62	0.65	93	Industrials

Diversification Analysis

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