DPLM Insider Trading

Insider Ownership Percentage: N/A
Insider Buying (Last 12 Months): £176,178.48
Insider Selling (Last 12 Months): £1,124,956

Diploma Insider Trading History Chart

This chart shows the insider buying and selling history at Diploma by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Diploma Share Price & Price History

Current Price: GBX 2,906
Price Change: Price Increase of +64 (2.25%)
As of 12/9/2022 01:00 AM ET

This chart shows the closing price history over time for DPLM up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Diploma Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/21/2022Johnny ThomsonInsiderSell40,177GBX 2,800£1,124,956
8/30/2022David S LowdenInsiderBuy2,500GBX 2,576£64,400
12/17/2021Barbara GibbesInsiderBuy3,433GBX 3,256£111,778.48
11/22/2021Johnny ThomsonInsiderSell57,717GBX 3,204£1,849,252.68
12/18/2020Johnny ThomsonInsiderBuy2,690GBX 2,109£56,732.10
1/16/2020Johnny ThomsonInsiderBuy8,173GBX 1,941£158,637.93
See Full Table

SEC Filings (Institutional Ownership Changes) for Diploma (LON:DPLM)

Diploma logo
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, 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. It also provides supplies specialist containment solutions and analyzers for chemical, petrochemical, environmental research, and pharmaceutical technology. The Seals sector supplies various seals, gaskets, filters, 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 products; low voltage cables and cable management solutions; 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.
Read More on Diploma

Today's Range

Now: GBX 2,906
Low: 2,782
High: 2,912

50 Day Range

MA: GBX 2,607.74
Low: 2,291.50
High: 2,942.04

52 Week Range

Now: GBX 2,906
Low: 2,090
High: 3,478


146,845 shs

Average Volume

196,097 shs

Market Capitalization

£3.62 billion

P/E Ratio


Dividend Yield




Who are the company insiders with the largest holdings of Diploma?

Diploma's top insider investors include:
  1. Barbara Gibbes (Insider)
  2. David S Lowden (Insider)
  3. Johnny Thomson (Insider)
Learn More about top insider investors at Diploma.