PDMR PCA Notification

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Crescent Trustees

2

Reason for the notification

a)

Position/status

PCA to the Hon Alexander Catto (PDMR)

b)

Initial notification /Amendment

Initial notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Synthomer plc

b)

LEI

213800EHT3TI1KPQQJ56

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

Nil paid rights relating to ordinary shares of 1 pence each in Synthomer plc

GB00BPH12600

b)

Nature of the transaction

Disposal i.e., the sale of nil paid rights under the rights issue announced on 7 September 2023, to facilitate tail swallowing.

c)

Price(s) and volume(s)

d)

Aggregated information

- Aggregated volume

- Price

50,000

£14,150.00

e)

Date of the transaction

05 October 2023

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

CairnSea Investments

2

Reason for the notification

a)

Position/status

PCA to the Hon Alexander Catto (PDMR)

b)

Initial notification /Amendment

Initial notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Synthomer plc

b)

LEI

213800EHT3TI1KPQQJ56

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

Nil paid rights relating to ordinary shares of 1 pence each in Synthomer plc

GB00BPH12600

b)

Nature of the transaction

Disposal i.e., the sale of nil paid rights under the rights issue announced on 7 September 2023, to facilitate tail swallowing.

c)

Price(s) and volume(s)

d)

Aggregated information

- Aggregated volume

- Price

50,000

£14,180.00

e)

Date of the transaction

05 October 2023

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

SG CATTO Charitable Trust

2

Reason for the notification

a)

Position/status

PCA to the Hon Alexander Catto (PDMR)

b)

Initial notification /Amendment

Initial notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Synthomer plc

b)

LEI

213800EHT3TI1KPQQJ56

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

Nil paid rights relating to ordinary shares of 1 pence each in Synthomer plc

GB00BPH12600

b)

Nature of the transaction

Disposal i.e., the sale of nil paid rights under the rights issue announced on 7 September 2023, to facilitate tail swallowing.

c)

Price(s) and volume(s)

d)

Aggregated information

- Aggregated volume

- Price

121,800

£34,579.02

e)

Date of the transaction

05 October 2023

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Schivas Estates Ltd

2

Reason for the notification

a)

Position/status

PCA to the Hon Alexander Catto (PDMR)

b)

Initial notification /Amendment

Initial notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Synthomer plc

b)

LEI

213800EHT3TI1KPQQJ56

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

Nil paid rights relating to ordinary shares of 1 pence each in Synthomer plc

GB00BPH12600

b)

Nature of the transaction

Disposal i.e., the sale of nil paid rights under the rights issue announced on 7 September 2023, to facilitate tail swallowing.

c)

Price(s) and volume(s)

d)

Aggregated information

- Aggregated volume

- Price

6,894

£1,957.21

e)

Date of the transaction

05 October 2023

f)

Place of the transaction

London Stock Exchange (XLON)