Director/PDMR Shareholding

13 March 2023

Oxford Instruments plc

Director/PDMR shareholding

Notification of transactions of persons discharging managerial responsibility or persons closely associated

1	Details of the person discharging managerial responsibilities/person closely associated
a)	Name	Ian Barkshire
2	Reason for the notification
a)	Position/status	Chief Executive Officer and PDMR
b)	Initial notification/Amendment	Initial notification
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	Oxford Instruments plc
b)	LEI	213800J364EZD6UCE231
4	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument, type of instrument Identification code	Ordinary shares of 5p each in Oxford Instruments plc GB0006650450
b)	Nature of the transaction	Acquisition of Partnership Shares (6) and Matching Shares (1) in the Company’s Share Incentive Plan
c)	Price(s) and volume(s)	Price(s) Volume(s) £25.31 7
d)	Aggregated information -  Volume -  Price -  Total	7 £25.31 £177.17
e)	Date of the transaction	10 March 2023
f)	Place of the transaction	London Stock Exchange (XLON)

1	Details of the person discharging managerial responsibilities/person closely associated
a)	Name	Gavin Hill
2	Reason for the notification
a)	Position/status	Chief Financial Officer and PDMR
b)	Initial notification/Amendment	Initial notification
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	Oxford Instruments plc
b)	LEI	213800J364EZD6UCE231
4	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument, type of instrument Identification code	Ordinary shares of 5p each in Oxford Instruments plc GB0006650450
b)	Nature of the transaction	Acquisition of Partnership Shares (6) and Matching Shares (1) in the Company’s Share Incentive Plan
c)	Price(s) and volume(s)	Price(s) Volume(s) £25.31 7
d)	Aggregated information -  Volume -  Price -  Total	7 £25.31 £177.17
e)	Date of the transaction	10 March 2023
f)	Place of the transaction	London Stock Exchange (XLON)

This notice is given in fulfilment of the obligation under Article 19 of the Market Abuse Regulation.

Enquiries:

Sarah Harvey

Company Secretary

[phone]