OXFORD INSTRUMENTS PLC - Holding(s) in Company

TR-1: Standard form for notification of major holdings

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the
FCA in Microsoft Word format if possible)i

1a. Identity of the issuer or the               Oxford Instruments PLC
underlying issuer of existing shares to
which voting rights are attachedii:

1b. Please indicate if the issuer is a non- issuer (please mark with an “X”
if appropriate)

Non-UK issuer

2. Reason for the notification (please mark the appropriate box or boxes with
an “X”)

An acquisition or disposal of voting rights                                   X

An acquisition or disposal of financial instruments

An event changing the breakdown of voting rights

Other (please specify)iii:

3. Details of person subject to the notification obligationiv

Name                                    Norges Bank

City and country of registered office   Oslo, Norway
(if applicable)

4. Full name of shareholder(s) (if different from 3.)v

Name

City and country of registered office
(if applicable)

5. Date on which the threshold was      14/10/2020
crossed or reachedvi:

6. Date on which issuer notified        15/10/2020
(DD/MM/YYYY):

7. Total positions of person(s) subject to the notification obligation

                    % of voting rights % of voting rights Total of both in % Tot
                    attached to shares through financial     (8.A + 8.B)     al
                     (total of 8. A)      instruments                        num
                                       (total of 8.B 1 +                     ber
                                             8.B 2)                          of
                                                                             vot
                                                                             ing
                                                                             rig
                                                                             hts
                                                                             of
                                                                             iss
                                                                             uer
                                                                             vii

Resulting situation       4.03%              0.01%              4.05%        57,
on the date on                                                               448
which threshold was                                                          ,36
crossed or reached                                                           7.0
                                                                             0

Position of               3.09%              0.00%              3.09%
previous
notification (if
applicable)UK

8. Notified details of the resulting situation on the date on which the
threshold was crossed or reachedviii

A: Voting rights attached to shares

Class/type of Number of voting rightsix        % of voting rights
shares
ISIN code (if       Direct          Indirect         Direct          Indirect
possible)     (Art 9 of Directive  (Art 10 of  (Art 9 of Directive  (Art 10 of
                 2004/109/EC)      Directive      2004/109/EC)      Directive
                   (DTR5.1)       2004/109/EC)      (DTR5.1)       2004/109/EC)
                                   (DTR5.2.1)                       (DTR5.2.1)

GB0006650450  2,317,711.00                     4.03%

SUBTOTAL 8. A           2,317,711.00                        4.03%

B 1: Financial Instruments according to Art. 13(1)(a) of Directive
2004/109/EC (DTR5.3.1.1 (a))

Type of financial Expiration Exercise/       Number of voting     % of voting
instrument        datex      Conversion      rights that may be   rights
                             Periodxi        acquired if the
                                             instrument is
                                             exercised/converted.

Equity: Lent                 At any time     10,000.00            0.01%
Securities

                             SUBTOTAL 8. B 1      10,000.00          0.01%

B 2: Financial Instruments with similar economic effect according to Art. 13
(1)(b) of Directive 2004/109/EC (DTR5.3.1.1 (b))

Type of    Expiration Exercise/  Physical or cash Number of voting % of voting
financial  datex      Conversion                  rights           rights
instrument            Period xi  settlementxii

                                 SUBTOTAL 8.B.2

9. Information in relation to the person subject to the notification obligation
(please mark the
applicable box with an “X”)

Person subject to the notification obligation is not controlled by any        X
natural person or legal entity and does not control any other undertaking(s)
holding directly or indirectly an interest in the (underlying) issuerxiii

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 entityxiv (please add additional rows as
necessary)

Namexv % of voting rights if it equals or     % of voting rights through     Tot
         is higher than the notifiable    financial instruments if it equals al
                   threshold               or is higher than the notifiable  of
                                                      threshold              bot
                                                                             h
                                                                             if
                                                                             it
                                                                             equ
                                                                             als
                                                                             or
                                                                             is
                                                                             hig
                                                                             her
                                                                             tha
                                                                             n
                                                                             the
                                                                             not
                                                                             ifi
                                                                             abl
                                                                             e
                                                                             thr
                                                                             esh
                                                                             old

10. In case of proxy voting, please identify:

Name of the proxy holder

The number and % of voting rights held

The date until which the voting rights
will be held

11. Additional informationxvi

Place of completion          

Date of completion           

12. Contact Name             , Oxford Instruments plc

13. Contact Telephone Number 01865 393324Oslo15/10/2020Susan Johnson-Brett