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
underlying issuer of existing shares to Oxford Instruments Plc
which voting rights are attachedii:

1b. Please indicate if the issuer is a non-UK 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                              X

Other (please specify) iii:

3. Details of person subject to the notification obligationiv

Name                                    Artemis Investment Management LLP

City and country of registered office   London, United Kingdom
(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      19/09/2025
crossed or reachedvi:

6. Date on which issuer notified        22/09/2025
(DD/MM/YYYY):

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

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

Resulting situation                                                          8,5
on the date on      14.968524%         0.040116%          15.008640%         66,
which threshold was                                                          794
crossed or reached                                                           .00

Position of
previous
notification (if    14.598169%                            14.598169%

applicable)

 

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   Number of voting        % of voting rights
of           rightsix
shares
             Direct      Indirect    Direct                          Indirect
ISIN code
(if          (DTR5.1)    (DTR5.2.1)  (DTR5.1)                        (DTR5.2.1)
possible)

Equity:                  8,543,896.00                                14.968524%
GB0006650450

SUBTOTAL 8.  8,543,896.00            14.968524%
A

B 1: Financial Instruments according to DTR5.3.1R (1) (a)

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

                        SUBTOTAL 8.
                        B 1

B 2: Financial Instruments with similar economic effect according to DTR5.3.1R
(1) (b)

Type of     Expiration  Exercise/  Physical or cash Number of voting % of voting
financial   datex       Conversion                  rights           rights
instrument              Periodxi   Settlementxii

Equity Swap 12th August            Cash             22,898.00        0.040116%
            2026

                                   SUBTOTAL 8.B.2   22,898.00        0.040116%

 

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
natural person or legal entity and does not control any other undertaking(s)
holding directly or indirectly an interest in the (underlying) issuer xiii

Full chain of controlled undertakings through which the voting rights and/or
the
financial instruments are effectively held starting with the ultimate        X
controlling natural person or legal entity (please add additional rows as
necessary) xiv

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

                                                                            15.
Artemis Investment    14.968524%               0.040116%                    008
Management LLP                                                              640
                                                                            %

                                                                            13.
Artemis Fund Managers 13.285555%               0.040116%                    325
Limited                                                                     671
                                                                            %

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

The actual number of voting rights held by Artemis Investment Management LLP
is 8,543,896 or 14.968524%. The Equity Swaps included in section 8B2 do not
carry any voting rights.

 

 ______________________________
|Place of completion|Edinburgh |
|___________________|__________|
|Date of completion |22/09/2025|
|___________________|__________|