Transaction in Own Shares

Summary by AI ^BETAClose X

Oxford Instruments plc has purchased a total of 34,961 of its own ordinary shares between August 21st and August 27th, 2026, as part of its ongoing share buyback program. The weighted average price paid per share across these transactions ranged from 27.95 GBp to 28.58 GBp. Following these purchases and subsequent cancellation, the company's total number of ordinary shares in issue is now 54,940,044, with no shares held in treasury, meaning the total number of voting rights is also 54,940,044.

Disclaimer*

28 August 2026

Oxford Instruments plc

("Oxford Instruments" or the "Company")

Transaction in Own Shares

Oxford Instruments announces that, in accordance with the terms of its share buyback programme announced on 2 March 2026 (the "Share Buyback Programme"), the Company purchased the following number of its own ordinary shares of 5p each through J.P Morgan Securities plc ( JPMS plc ) for cancellation:

Date	Aggregate number of ordinary shares purchased	Lowest price paid per share (GBp)	Highest price paid per share (GBp)	Volume weighted average price paid per share (GBp)
21/08/2026	7,147	27.660000	28.240000	27.950066
24/08/2026	6,925	27.600000	28.340000	28.018674
25/08/2026	7,059	27.920000	28.520000	28.293889
26/08/2026	6,800	28.100000	28.660000	28.325265
27/08/2026	7,030	28.140000	28.900000	28.575576

Following settlement of the above purchases and cancellation of the purchased ordinary shares, the Company's total number of ordinary shares in issue shall be 54,940,044. The Company holds no shares in treasury and therefore the total number of voting rights in the Company will be 54,940,044. This figure for the total number of voting rights may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

Transaction Details:

In accordance with Article 5(1)(b) of the Market Abuse Regulation (EU) No. 596/2014 as it forms part of UK law, detailed information of the individual trades made by JPMS plc on behalf of the Company as part of the Share Buyback Programme can be found at the following link:

Oxford Instruments plc - Weekly Trade Fills - 21.08.26-27.08.26.pdf

For further details:

Oxford Instruments plc

Stephen Lamacraft, Head of Investor Relations Tel: +44 7776 433 916