Director/PDMR Shareholding

SRT Marine Systems PLC

29 July 2026

 

SRT MARINE SYSTEMS PLC

(AIM: SRT)

("SRT" or the "Company")

Director/PDMR Shareholding

SRT Marine Systems plc ("SRT"), a global provider of intelligent maritime surveillance systems for sovereigns and maritime navigation safety systems announces that it received notification that Oliver Plunkett, Non-Executive Director, has purchased 190,456 ordinary shares of 0.1 pence each in the Company ("Ordinary Shares"), at a price of 77.9575 pence per Ordinary Share.

Mr. Plunkett is a board member of and CEO of Ocean Infinity Group Limited ("Ocean Infinity"), the Company's 14.63 per cent. shareholder, where he has a beneficial interest and is therefore deemed to have an indirect beneficial interest in Ocean Infinity's entire legal holding in SRT.

Following this purchase Mr Plunkett has a direct beneficial interest in 785,456 Ordinary Shares, representing 0.29 per cent. of the Company's issued share capital and an indirect beneficial interest, via Ocean Infinity, in 39,943,422 Ordinary Shares, representing 14.63 per cent of SRT's issued share capital.

For further information, please contact:
SRT Marine Systems plc	www.srt-marine.com  + 44 (0) 1761 409500
Simon Tucker (CEO)	[e-mail]
Kevin Finn (Chairman)	[e-mail]
Nora Alakshan (Corporate Communications Manager)	[e-mail]
Julian Collett (Director of Capital Markets Strategy)	[e-mail]
Cavendish Capital Markets Limited (NOMAD & Broker)
Jonny Franklin-Adams / Teddy Whiley / Finn Gordon (Corporate Finance)	[phone]
Sunila de Silva (Corporate Broking)

About SRT Marine Systems plc:

SRT Marine Systems PLC is a global provider of civil defence maritime intelligence and surveillance systems and navigation safety and efficiency solutions. Our systems provide MDA intelligence that enable sovereign agencies such as Coast Guards and Fishery Authorities to adopt a new nationwide intelligence lead operations doctrine which is highly effective and efficient for maritime safety and security. Our navigation safety systems enable vessel operators to navigate digitally more safely and efficiently. Our customers range from government agencies such as Coast Guards, Fishery Authorities and Ports & Waterway authorities to commercial and leisure vessel owners. 

Notification and public disclosure of transactions by persons discharging managerial responsibilities and persons closely associated with them

1.	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	Oliver Plunkett
2.	Reason for the Notification
a)	Position/status	Non-Executive Director
b)	Initial notification/Amendment	Initial Notification
3.	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	SRT Marine Systems plc
b)	LEI	2138002DF3KFXL472938
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	Purchase of 190,456 Ordinary Shares in the Company
	Identification code	ISIN - GB00B0M8KM36
b)	Nature of the transaction	Purchase of Ordinary Shares
c)	Price(s) and volume(s)	Type Price(s) Volume(s) Purchase of Ordinary Shares 77.9575 pence 190,456
d)	Aggregated information: · Aggregated volume · Price	See 4c) above 190,456 Ordinary Shares purchased at an average price of 77.9575 pence each.
e)	Date of the transaction	27 July 2026
f)	Place of the transaction	LSE

 

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