Transaction in Own Shares • Dec 19, 2025
Transaction in Own Shares
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National Storage Mechanism | Additional information
19 December 2025
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 25 June 2025 (the “Share Buyback Programme”), the Company purchased the following number of its own ordinary shares of 5p each through Deutsche Bank AG, London Branch (trading for these purposes as Deutsche Numis) (“Deutsche Numis”) for cancellation at an average price of 2058.6662 pence per share:
| Date of purchase: | 18 December 2025 |
| Aggregate number of ordinary shares purchased: | 7,216 |
| Lowest price paid per share (GBp): | 2055.0000 |
| Highest price paid per share (GBp): | 2065.0000 |
| Volume weighted average price paid per share (GBp): | 2058.6662 |
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 56,150,721. The Company holds no shares in treasury and therefore the total number of voting rights in the Company will be 56,150,721. 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.
Aggregate information:
| Venue | Weighted average price paid per share (GBp) | Aggregate number of shares purchased |
| London Stock Exchange | 2058.6662 | 7,216 |
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, the table below contains detailed information of the individual trades made by Deutsche Numis on behalf of the Company as part of the Share Buyback Programme:
| Number of ordinary shares purchased | Transaction price (GBp share) |
Time of transaction (UK Time) | Transaction reference number | Trading venue |
| 1 | 2055.00 | 09:20:18 | 00078431927TRLO0 | XLON |
| 13 | 2055.00 | 09:20:22 | 00078431929TRLO0 | XLON |
| 13 | 2055.00 | 09:20:22 | 00078431930TRLO0 | XLON |
| 30 | 2055.00 | 09:23:00 | 00078431958TRLO0 | XLON |
| 135 | 2065.00 | 09:41:57 | 00078432259TRLO0 | XLON |
| 39 | 2065.00 | 09:41:57 | 00078432260TRLO0 | XLON |
| 959 | 2065.00 | 09:41:57 | 00078432261TRLO0 | XLON |
| 24 | 2060.00 | 09:57:05 | 00078432581TRLO0 | XLON |
| 15 | 2060.00 | 09:58:19 | 00078432604TRLO0 | XLON |
| 5 | 2060.00 | 09:58:19 | 00078432605TRLO0 | XLON |
| 23 | 2060.00 | 10:41:58 | 00078433939TRLO0 | XLON |
| 313 | 2060.00 | 10:41:58 | 00078433940TRLO0 | XLON |
| 387 | 2060.00 | 10:41:58 | 00078433941TRLO0 | XLON |
| 235 | 2060.00 | 10:41:58 | 00078433942TRLO0 | XLON |
| 13 | 2060.00 | 10:41:58 | 00078433943TRLO0 | XLON |
| 100 | 2060.00 | 10:41:58 | 00078433944TRLO0 | XLON |
| 117 | 2055.00 | 11:21:14 | 00078434380TRLO0 | XLON |
| 129 | 2055.00 | 11:21:14 | 00078434381TRLO0 | XLON |
| 9 | 2055.00 | 11:26:01 | 00078434440TRLO0 | XLON |
| 27 | 2055.00 | 11:26:01 | 00078434441TRLO0 | XLON |
| 52 | 2055.00 | 11:26:01 | 00078434442TRLO0 | XLON |
| 8 | 2055.00 | 11:26:01 | 00078434443TRLO0 | XLON |
| 55 | 2055.00 | 11:28:33 | 00078434488TRLO0 | XLON |
| 116 | 2055.00 | 11:28:33 | 00078434489TRLO0 | XLON |
| 41 | 2055.00 | 11:29:01 | 00078434493TRLO0 | XLON |
| 14 | 2055.00 | 11:29:01 | 00078434494TRLO0 | XLON |
| 156 | 2055.00 | 11:49:09 | 00078434923TRLO0 | XLON |
| 4 | 2055.00 | 11:57:17 | 00078435013TRLO0 | XLON |
| 4 | 2055.00 | 11:57:17 | 00078435014TRLO0 | XLON |
| 6 | 2055.00 | 12:00:38 | 00078435172TRLO0 | XLON |
| 45 | 2055.00 | 12:00:38 | 00078435173TRLO0 | XLON |
| 338 | 2055.00 | 12:00:38 | 00078435174TRLO0 | XLON |
| 244 | 2055.00 | 12:00:38 | 00078435175TRLO0 | XLON |
| 121 | 2055.00 | 12:00:38 | 00078435176TRLO0 | XLON |
| 136 | 2055.00 | 12:48:52 | 00078436361TRLO0 | XLON |
| 356 | 2055.00 | 12:48:52 | 00078436362TRLO0 | XLON |
| 136 | 2055.00 | 13:02:52 | 00078436782TRLO0 | XLON |
| 6 | 2055.00 | 13:02:52 | 00078436783TRLO0 | XLON |
| 130 | 2055.00 | 13:02:52 | 00078436784TRLO0 | XLON |
| 102 | 2055.00 | 13:02:52 | 00078436785TRLO0 | XLON |
| 76 | 2055.00 | 13:07:22 | 00078436897TRLO0 | XLON |
| 168 | 2055.00 | 13:09:22 | 00078436911TRLO0 | XLON |
| 98 | 2055.00 | 13:09:22 | 00078436912TRLO0 | XLON |
| 67 | 2055.00 | 13:09:22 | 00078436913TRLO0 | XLON |
| 321 | 2055.00 | 13:22:22 | 00078437182TRLO0 | XLON |
| 161 | 2055.00 | 13:29:05 | 00078437301TRLO0 | XLON |
| 84 | 2055.00 | 13:29:05 | 00078437302TRLO0 | XLON |
| 163 | 2060.00 | 13:37:05 | 00078437987TRLO0 | XLON |
| 200 | 2065.00 | 13:40:37 | 00078438019TRLO0 | XLON |
| 122 | 2065.00 | 13:40:37 | 00078438020TRLO0 | XLON |
| 127 | 2060.00 | 13:42:20 | 00078438035TRLO0 | XLON |
| 4 | 2060.00 | 13:56:37 | 00078438187TRLO0 | XLON |
| 4 | 2060.00 | 13:56:37 | 00078438188TRLO0 | XLON |
| 352 | 2060.00 | 14:00:02 | 00078438230TRLO0 | XLON |
| 140 | 2060.00 | 14:00:02 | 00078438231TRLO0 | XLON |
| 468 | 2060.00 | 14:00:02 | 00078438232TRLO0 | XLON |
| 4 | 2065.00 | 14:13:34 | 00078438403TRLO0 | XLON |
For further details:
Oxford Instruments plc
Stephen Lamacraft, Head of Investor Relations Tel: +44 7776 433 916
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