Diploma PLC (LSE:DPLM) Directors Insider Transactions



The Directors and Chief Executives of Diploma PLC (LSE:DPLM) are required by law to report any insider transaction activities i.e. buying, selling, option exercising the Diploma PLC's shares in the stock market. Below table shows the list of insider transactions as reported by Diploma PLC to the LSE stock exchange.

An insider trade occurs when an individual (such as a CEO, CFO or COO) that has non-public information about a company buys or sells shares of that company's stock. Tracking a company's insider trades is a metric that can be used to identify the direction that the company's executives believes that the company is headed. For example, if a number of insiders purchase more shares of a company, they may believe that the company will have strong future earnings and that the share price will increase in the near future.

Diploma PLC Directors/Insider Transactions Activity

List of Insider trades activity from Diploma PLC (DPLM).

Date Director Shares Value Note
23 Jan 2026 Capital Group Companies, Inc. 75,819 - -
16 Jan 2026 Thomson (Jonathan David) 30,000 2,275,290 Sold at price 75.84 per share.
14 Jan 2026 El-mokadem (Ian) 500 37,727 Bought at price 75.45 per share.
14 Jan 2026 Bickerstaffe (Katie) 352 26,701 Bought at price 75.86 per share.
19 Dec 2025 Ng (Wilson) 410 29,442 Bought at price 71.81 per share.
17 Dec 2025 Norges Bank 20,840 - -
16 Dec 2025 Norges Bank 20,840 - -
19 Nov 2025 Huse (Geraldine) 750 39,138 Bought at price 52.18 per share.
18 Nov 2025 Huse (Geraldine) 0 - -
18 Nov 2025 Lowden (David Souter) 0 - -
18 Nov 2025 Ng (Wilson) 9,433 - -
18 Nov 2025 Ng (Wilson) 4,446 307,280 Sold at price 69.11 per share.
18 Nov 2025 Norges Bank 0 - -
18 Nov 2025 Stipp (Janice) 0 - -
18 Nov 2025 BlackRock Advisors (UK) Limited 0 - -
18 Nov 2025 Capital Group Companies, Inc. 0 - -
18 Nov 2025 El-mokadem (Ian) 0 - -
18 Nov 2025 Fidelity Investment Services Ltd 0 - -
18 Nov 2025 Finch (Dean Kendal) 0 - -
18 Nov 2025 Bickerstaffe (Katie) 0 - -
18 Nov 2025 Thomson (Jonathan David) 79,424 - -
18 Nov 2025 Thomson (Jonathan David) 37,407 2,585,347 Sold at price 69.11 per share.
18 Nov 2025 Ward (Jennifer) 0 - -
30 Sep 2025 Thomson (Jonathan David) 0 - -
30 Sep 2025 Ward (Jennifer) 0 - -
30 Sep 2025 Bickerstaffe (Katie) 0 - -
30 Sep 2025 Stipp (Janice) 0 - -
30 Sep 2025 Huse (Geraldine) 0 - -
30 Sep 2025 Lowden (David Souter) 0 - -
30 Sep 2025 Norges Bank 0 - -
30 Sep 2025 BlackRock Advisors (UK) Limited 0 - -
30 Sep 2025 Capital Group Companies, Inc. 0 - -
30 Sep 2025 Diploma Plc Employee Benefit Trust 0 - -
30 Sep 2025 El-mokadem (Ian) 0 - -
30 Sep 2025 Fidelity Investment Services Ltd 0 - -
30 Sep 2025 Finch (Dean Kendal) 0 - -
18 Jun 2025 Norges Bank 28,596 - -
05 Jun 2025 BlackRock Advisors (UK) Limited 0 - -
21 May 2025 Bickerstaffe (Katie) 44 2,873 Bought at price 65.30 per share.
20 May 2025 Bickerstaffe (Katie) 39 2,601 Bought at price 66.71 per share.
20 May 2025 Bickerstaffe (Katie) 13 867 Bought at price 66.72 per share.
15 May 2025 Capital Group Companies, Inc. 62,337 - -
15 May 2025 Norges Bank 33,983 - -
08 May 2025 BlackRock Advisors (UK) Limited 0 - -
05 May 2025 Capital Group Companies, Inc. 186,692 - -
09 Apr 2025 Fidelity Investment Services Ltd 383,707 - -
24 Mar 2025 El-mokadem (Ian) 500 25,502 Bought at price 51.00 per share.
21 Mar 2025 Bickerstaffe (Katie) 201 10,240 Bought at price 50.95 per share.
21 Mar 2025 Lowden (David Souter) 750 38,056 Bought at price 50.74 per share.
20 Mar 2025 Norges Bank 49,688 - -
14 Mar 2025 Capital Group Companies, Inc. 184,296 - -
21 Feb 2025 Fidelity Investment Services Ltd 286,581 - -
12 Feb 2025 Fidelity Investment Services Ltd 184,839 - -
12 Feb 2025 Norges Bank 51,648 - -
16 Jan 2025 Ward (Jennifer) 1,000 52,016 Bought at price 52.02 per share.
20 Dec 2024 Davies (Chris) 3,917 210,715 Bought at price 53.80 per share.
13 Dec 2024 Stipp (Janice) 700 39,802 Bought at price 56.86 per share.
29 Nov 2024 Fidelity Investment Services Ltd 0 - -
26 Nov 2024 Capital Group Companies, Inc. 195,415 - -
19 Nov 2024 Capital Group Companies, Inc. 0 - -
19 Nov 2024 Davies (Chris) 7,694 - -
19 Nov 2024 Davies (Chris) 3,617 208,067 Sold at price 57.52 per share.
19 Nov 2024 Finch (Dean Kendal) 0 - -
19 Nov 2024 Royal London Asset Management Ltd 0 - -
19 Nov 2024 Smith (Andrew Patrick) 0 - -
19 Nov 2024 The Vanguard Group Inc 0 - -
19 Nov 2024 Huse (Geraldine) 0 - -
19 Nov 2024 Lowden (David Souter) 0 - -
19 Nov 2024 Mawer Investment Management, Ltd. 0 - -
19 Nov 2024 Mondrian Investment Partners, Ltd. 0 - -
19 Nov 2024 Norges Bank 0 - -
19 Nov 2024 Bickerstaffe (Katie) 477 26,459 Bought at price 55.47 per share.
19 Nov 2024 Bickerstaffe (Katie) 228 12,543 Bought at price 55.01 per share.
19 Nov 2024 Thomson (Jonathan David) 57,007 - -
19 Nov 2024 Thomson (Jonathan David) 26,794 1,541,324 Sold at price 57.52 per share.
19 Nov 2024 Thorburn (Anne) 0 - -
15 Nov 2024 Diploma Plc Employee Benefit Trust 20,025 - -
30 Sep 2024 Capital Group Companies, Inc. 0 - -
30 Sep 2024 Davies (Chris) 0 - -
30 Sep 2024 Finch (Dean Kendal) 0 - -
30 Sep 2024 Huse (Geraldine) 0 - -
30 Sep 2024 Royal London Asset Management Ltd 0 - -
30 Sep 2024 Smith (Andrew Patrick) 0 - -
30 Sep 2024 The Vanguard Group Inc 0 - -
30 Sep 2024 Lowden (David Souter) 0 - -
30 Sep 2024 Mawer Investment Management, Ltd. 0 - -
30 Sep 2024 Mondrian Investment Partners, Ltd. 0 - -
30 Sep 2024 Norges Bank 0 - -
30 Sep 2024 Thomson (Jonathan David) 0 - -
30 Sep 2024 Thorburn (Anne) 0 - -
31 May 2024 Norges Bank 700,763 - -
23 Apr 2024 Capital Group Companies, Inc. 1,214,385 - -
27 Mar 2024 Capital Group Companies, Inc. 519,983 - -
28 Feb 2024 Capital Group Companies, Inc. 1,544,256 - -