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; An acquisition or disposal of financial instruments

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

Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above

City of registered office (if applicable)

Country of registered office (if applicable)

5. Date on which the threshold was crossed or reached

02-Dec-2021

6. Date on which Issuer notified

03-Dec-2021

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 7.980000 2.490000 10.470000 6048851
Position of previous notification (if applicable) 7.740000 2.300000 10.040000

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)
GB000665045046052047.980000
Sub Total 8.A 4605204 7.980000%

8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))

Type of financial instrumentExpiration dateExercise/conversion periodNumber of voting rights that may be acquired if the instrument is exercised/converted% of voting rights
Securities Lending 21520 0.030000
Sub Total 8.B121520 0.030000%

8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))

Type of financial instrumentExpiration dateExercise/conversion periodPhysical or cash settlementNumber of voting rights% of voting rights
CFD Cash 1422127 2.460000
Sub Total 8.B21422127 2.460000%

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 personName 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 thresholdTotal of both if it equals or is higher than the notifiable threshold
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 7.580000 2.460000 10.050000%
BlackRock, Inc. (Chain 2) BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 2) BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 2) BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 2) BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 2) BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 2) BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 2) BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 2) BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 2) BlackRock Group Limited
BlackRock, Inc. (Chain 2) BlackRock Finance Europe Limited
BlackRock, Inc. (Chain 2) 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

03rd December 2021

13. Place Of Completion

12 Throgmorton Avenue, London, EC2N 2DL, U.K