TR-1: Standard form for notification of major holdings
1. Issuer Details
ISIN
GB0006650450
Issuer Name
OXFORD INSTRUMENTS PLC
UK or Non-UK Issuer
UK
2. Reason for Notification
An acquisition or disposal of voting rights
3. Details of person subject to the notification obligation
Name
BlackRock, Inc.
City of registered office (if applicable)
Wilmington
Country of registered office (if applicable)
USA
4. Details of the shareholder
Name City of registered office Country of registered office
5. Date on which the threshold was crossed or reached
04-Mar-2025
6. Date on which Issuer notified
05-Mar-2025
7. Total positions of person(s) subject to the notification obligation
. % of voting rights attached to shares (total of 8.A) % of voting rights through financial instruments (total of 8.B 1 + 8.B 2) Total of both in % (8.A + 8.B) Total number of voting rights held in issuer
Resulting situation on the date on which threshold was crossed or reached 8.670000 1.300000 9.970000 5801200
Position of previous notification (if applicable) 8.960000 1.980000 10.940000
8. Notified details of the resulting situation on the date on which the
threshold was crossed or reached
8A. Voting rights attached to shares
Class/Type of shares ISIN code(if possible) Number of direct voting rights (DTR5.1) Number of indirect voting rights (DTR5.2.1) % of direct voting rights (DTR5.1) % of indirect voting rights (DTR5.2.1)
GB0006650450 5040075 8.670000
Sub Total 8.A 5040075 8.670000%
8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))
Type of financial instrument Expiration date Exercise/conversion period Number of voting rights that may be acquired if the instrument is exercised/converted % of voting rights
Securities Lending 58235 0.100000
Sub Total 8.B1 58235 0.100000%
8B2. Financial Instruments with similar economic effect according to
(DTR5.3.1R.(1) (b))
Type of financial instrument Expiration date Exercise/conversion period Physical or cash settlement Number of voting rights % of voting rights
CFD Cash 702890 1.200000
Sub Total 8.B2 702890 1.200000%
9. Information in relation to the person subject to the notification
obligation
2. Full chain of controlled undertakings through which the voting rights
and/or the financial instruments are effectively held starting with the
ultimate controlling natural person or legal entities (please add additional
rows as necessary)
Ultimate controlling person Name of controlled undertaking % of voting rights if it equals or is higher than the notifiable threshold % of voting rights through financial instruments if it equals or is higher than the notifiable threshold Total of both if it equals or is higher than the notifiable threshold
BlackRock, Inc. (Chain 1) BlackRock Finance, Inc.
BlackRock, Inc. (Chain 1) BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 1) BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 1) BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 1) BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 1) BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 1) BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 1) BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 1) BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 1) BlackRock Group Limited
BlackRock, Inc. (Chain 1) BlackRock Finance Europe Limited
BlackRock, Inc. (Chain 1) BlackRock Investment Management (UK) Limited 6.080000 1.280000 7.360000%
BlackRock, Inc. (Chain 2) BlackRock Finance, Inc.
BlackRock, Inc. (Chain 2) BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 2) BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 2) BlackRock Holdco 4, LLC
BlackRock, Inc. (Chain 2) BlackRock Holdco 6, LLC
BlackRock, Inc. (Chain 2) BlackRock Delaware Holdings Inc.
BlackRock, Inc. (Chain 2) BlackRock Institutional Trust Company, National Association
BlackRock, Inc. (Chain 3) BlackRock Finance, Inc.
BlackRock, Inc. (Chain 3) BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 3) BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 3) BlackRock Holdco 4, LLC
BlackRock, Inc. (Chain 3) BlackRock Holdco 6, LLC
BlackRock, Inc. (Chain 3) BlackRock Delaware Holdings Inc.
BlackRock, Inc. (Chain 3) BlackRock Fund Advisors
BlackRock, Inc. (Chain 4) BlackRock Finance, Inc.
BlackRock, Inc. (Chain 4) BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 4) BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 4) BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 4) BlackRock Canada Holdings ULC
BlackRock, Inc. (Chain 4) BlackRock Asset Management Canada Limited
BlackRock, Inc. (Chain 5) BlackRock Finance, Inc.
BlackRock, Inc. (Chain 5) BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 5) BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 5) BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 5) BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 5) BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 5) BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 5) BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 5) BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 5) BlackRock Group Limited
BlackRock, Inc. (Chain 5) BlackRock Finance Europe Limited
BlackRock, Inc. (Chain 5) BlackRock Advisors (UK) Limited
10. In case of proxy voting
Name of the proxy holder
The number and % of voting rights held
The date until which the voting rights will be held
11. Additional Information
BlackRock Regulatory Threshold Reporting Team
Jana Blumenstein
020 7743 3650
12. Date of Completion
5th March 2025
13. Place Of Completion
12 Throgmorton Avenue, London, EC2N 2DL, U.K.
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