Gulf Marine Services : TR-1 Notification of Major Shareholding

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

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

Gulf Marine

Services PLC

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

Other (please specify)ⁱⁱⁱ:

3. Details of person subject to the notification obligation^iv

Name

The Wellcome Trust Limited, as Trustee of

The Wellcome Trust

City and country of registered office (if applicable)

London, UK

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

Name

As above

City and country of registered office (if applicable)

5. Date on which the threshold was crossed or reached^vi:

19th April 2018

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

20th April 2018

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

% of voting rights attached to shares (total of 8. A)

% of voting rights through financial instruments
(total of 8.B 1 + 8.B 2)

Total of both in % (8.A + 8.B)

Total number of voting rights of issuer^vii

Resulting situation on the date on which threshold was crossed or reached

3.093

3.093

349,968,000

Position of previous notification (if

applicable)

N/A

N/A

8. Notified details of the resulting situation on the date on which the threshold was crossed or reached^viii

A: Voting rights attached to shares

Class/type of
shares

ISIN code (if possible)

Number of voting rights^ix

% of voting rights

Direct

(Art 9 of Directive 2004/109/EC) (DTR5.1)

Indirect

(Art 10 of Directive 2004/109/EC) (DTR5.2.1)

Direct

(Art 9 of Directive 2004/109/EC) (DTR5.1)

Indirect

(Art 10 of Directive 2004/109/EC) (DTR5.2.1)

GB00BJVWTM27

10,824,540

3.093

SUBTOTAL 8. A

10,824,540

3.093

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

Type of financial instrument

Expiration
date^x

Exercise/
Conversion Period^xi

Number of voting rights that may be acquired if the instrument is

exercised/converted.

% of voting rights

SUBTOTAL 8. B 1

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 financial instrument

Expiration
date^x

Exercise/
Conversion Period^xi

Physical or cash

settlement^xii

Number of voting rights

% of voting rights

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

X

Fullchain 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 entity^xiv (please add additional rows as necessary)

Name^xv

% of voting rights if it equals or is higher than the notifiable threshold

% of voting rights through financial instruments if it equals or is higher than the notifiable threshold

Total of both if it equals or is higher than the notifiable threshold

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 information^xvi

Place of completion

London, UK

Date of completion

20th April 2017

Annex: Notification of major holdings (to be filed with the FCA only)

A: Identity of the person subject to the notification obligation

Full name (including legal form for legal entities)

The Wellcome Trust Limited, as Trustee of the Wellcome Trust

Contact address (registered office for legal entities)

215 Euston Road

London

NW1 2BE

United Kingdon

E-Mail

c.weston@wellcome.ac.uk

Phone number / Fax number

0207 611 8665

Other useful information

(at least legal representative for legal persons)

Christopher Weston

Head of Investment Services

B: Identity of the notifier, if applicable

Full name

Contact address

E-Mail

Phone number / Fax number

Other useful information (e.g. functional relationship with the person or legal entity subject to the notification obligation)

C: Additional information