TR-1: Standard form for notification of major holdings

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

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

G4S plc

LEI:549300L3KWKK8X35QR12

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

An acquisition or disposal of financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Details of person subject to the notification obligation

Name

City and country of registered office (if applicable)

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

NameCity and country of registered office (if applicable)

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

Invesco Ltd

1555 Peachtree Street NE, Suite 1800, Atlanta, GA 30309 United States

26.1.18 29.1.18

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

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

% of voting rights attached to shares

(total of 8. A)

12.98%

% of voting rights through financial in-struments

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

0

Total of both in %

(8.A + 8.B)Total number of voting rights of issuer

X

12.98%

1,551,594,436

1

Position of previous notification (if applicable)

13.05%

0

13.05%

8. Notified details of the resulting situation on the date on which the threshold was crossed or reachedi

A: Voting rights attached to shares

Class/type of shares

ISIN code (if possible)

GB00B01FLG62

Number of voting rights

% 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)

201,499,651

12.98%

SUBTOTAL 8. A

201,499,651

12.98%

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

Type of financial instrumentExpiration dateExercise/ Conversion Period

Number of voting rights

that may be acquired if the instrument is exercised/converted.

% of voting rights

B 2: Financial Instruments with similar economic effect according to Art. 13(1)(b) of Directive 2004/109/EC (DTR5.3.1.1 (b))

SUBTOTAL 8. B 1

Exercise/ Conversion Period

% 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

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 (please add additional rows as necessary)

X

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

Invesco Asset Management Limited

12.9174%

0

12.9174%

Invesco PowerShares Capital Management LLC

0.0125%

0

0.0125%

Invesco Asset Manage-ment Deutschland GmbH

0.0552%

0

0.0552%

Invesco Asset Manage-ment Japan Limited.

0.0014%

0

0.0014%

Invesco Hong Kong Limited

0.0001%

0

0.0001%

10. In case of proxy voting, please identify:

Name of the proxy holder

Invesco (UK) Ltd

The number and % of voting rights held

N/A

The date until which the voting rights will be held

N/A

11. Additional information

Place of completion

Henley-on-Thames

Date of completion

29.1.18

G4S plc published this content on 30 January 2018 and is solely responsible for the information contained herein.
Distributed by Public, unedited and unaltered, on 30 January 2018 11:34:04 UTC.

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