Proxama : TR1 Notification of Major Holdings

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

Proxama 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 obligationiv

Name

James Leek

City and country of registered office (if applicable)

London, UK

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 crossed or reachedvi:

25/9/2017

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

25/9/2017

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 in- struments

(total of 8.B 1 + 8.B 2)

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

Total number of voting rights of issuervii

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

4.06%

558,000,000

Position of previous notification (if applicable)

3.281%

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 of shares

ISIN code (if possible)

Number of voting rightsix

% of voting rights

Direct

Indirect

Direct

Indirect

(Art 9 of Directive

(Art 10 of Directive

(Art 9 of Directive

(Art 10 of Directive

2004/109/EC) (DTR5.1)

2004/109/EC)

2004/109/EC) (DTR5.1)

2004/109/EC)

(DTR5.2.1)

(DTR5.2.1)

GB00B2PKZ581

558,000,000

4.06%

SUBTOTAL 8. A

558,000,000

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 datex

Exercise/ Conversion Periodxi

Number of voting rights that may be acquired if the instrument is exercised/converted.

% of voting rights

N/A

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 datex

Exercise/ Conversion Period xi

Physical or cash settlementxii

Number of voting rights

% of voting rights

N/A

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) issuerxiii

Full chain 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 entityxiv (please add additional rows as necessary)

Namexv

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

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

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

N/A

10. In case of proxy voting, please identify:

Name of the proxy holder

N/A

The number and % of voting rights held

N/A

The date until which the voting rights will be held

N/A

Place of completion

London

Date of completion

25/9/17

A: Identity of the person subject to the notification obligation

Full name (including legal form for legal entities)

Contact address (registered office for legal entities)

E-Mail

Phone number / Fax number

Other useful information

(at least legal representative for legal persons)

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 obli- gation)