Interserve Regulatory News (IRV)

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to 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:

Interserve Plc

LEI: 549300MVYY4EZCRFHZ09

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

X

An event changing the breakdown of voting rights

Other (please specify)iii:

3. Details of person subject to the notification obligationiv

Name

JPMorgan Chase & Co.

City and country of registered office (if applicable)

Wilmington, Delaware, USA

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

Name

J.P. Morgan Securities Plc

City and country of registered office (if applicable)

London, United Kingdom

5. Date on which the threshold was crossed or reachedvi:

08 March 2018

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

12 March 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 issuervii

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

0.41%

4.92%

5.34%

145,714,120

Position of previous notification (if

applicable)

0.25%

5.02%

5.27%

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 ofshares

ISIN code (if possible)

Number of voting rightsix

% 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)

GB0001528156

600,356

0.41%

SUBTOTAL 8. A

600,356

0.41%

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

Type of financial instrument

Expirationdatex

Exercise/Conversion Periodxi

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

exercised/converted.

% of voting rights

Right of Recall

906,809

0.62%

SUBTOTAL 8. B 1

906,809

0.62%

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

Expirationdatex

Exercise/Conversion Period xi

Physical or cash

settlementxii

Number of voting rights

% of voting rights

Cash-settled Equity Swap

12/04/2018

Cash

237,590

0.16%

Cash-settled Equity Swap

18/04/2018

Cash

36,352

0.02%

Cash-settled Equity Swap

03/08/2018

Cash

153,507

0.11%

Cash-settled Equity Swap

11/10/2018

Cash

137

0.00%

Cash-settled Equity Swap

15/10/2018

Cash

524

0.00%

Cash-settled Equity Swap

16/10/2018

Cash

491

0.00%

Cash-settled Equity Swap

18/10/2018

Cash

496

0.00%

Cash-settled Equity Swap

19/10/2018

Cash

604

0.00%

Cash-settled Equity Swap

22/10/2018

Cash

738

0.00%

Cash-settled Equity Swap

23/10/2018

Cash

843

0.00%

Cash-settled Equity Swap

24/10/2018

Cash

886

0.00%

Cash-settled Equity Swap

25/10/2018

Cash

808

0.00%

Cash-settled Equity Swap

26/10/2018

Cash

853

0.00%

Cash-settled Equity Swap

29/10/2018

Cash

510,660

0.35%

Cash-settled Equity Swap

31/10/2018

Cash

937

0.00%

Cash-settled Equity Swap

08/11/2018

Cash

1

0.00%

Cash-settled Equity Swap

20/11/2018

Cash

3,211

0.00%

Cash-settled Equity Swap

22/11/2018

Cash

3,043

0.00%

Cash-settled Equity Swap

27/11/2018

Cash

4,554

0.00%

Cash-settled Equity Swap

03/12/2018

Cash

486,676

0.33%

Cash-settled Equity Swap

05/12/2018

Cash

350,000

0.24%

Cash-settled Equity Swap

06/12/2018

Cash

2,491

0.00%

Cash-settled Equity Swap

12/12/2018

Cash

536

0.00%

Cash-settled Equity Swap

13/12/2018

Cash

262,000

0.18%

Cash-settled Equity Swap

18/12/2018

Cash

874

0.00%

Cash-settled Equity Swap

21/12/2018

Cash

681

0.00%

Cash-settled Equity Swap

24/12/2018

Cash

739

0.00%

Cash-settled Equity Swap

27/12/2018

Cash

312

0.00%

Cash-settled Equity Swap

28/12/2018

Cash

803

0.00%

Cash-settled Equity Swap

02/01/2019

Cash

1,246

0.00%

Cash-settled Equity Swap

03/01/2019

Cash

959

0.00%

Cash-settled Equity Swap

04/01/2019

Cash

1

0.00%

Cash-settled Equity Swap

07/01/2019

Cash

1,192

0.00%

Cash-settled Equity Swap

08/01/2019

Cash

1,458

0.00%

Cash-settled Equity Swap

10/01/2019

Cash

2,084

0.00%

Cash-settled Equity Swap

11/01/2019

Cash

585

0.00%

Cash-settled Equity Swap

14/01/2019

Cash

637

0.00%

Cash-settled Equity Swap

16/01/2019

Cash

2,487

0.00%

Cash-settled Equity Swap

17/01/2019

Cash

700

0.00%

Cash-settled Equity Swap

18/01/2019

Cash

2,697

0.00%

Cash-settled Equity Swap

21/01/2019

Cash

3,385

0.00%

Cash-settled Equity Swap

22/01/2019

Cash

2,582

0.00%

Cash-settled Equity Swap

23/01/2019

Cash

79,414

0.05%

Cash-settled Equity Swap

24/01/2019

Cash

4,957

0.00%

Cash-settled Equity Swap

25/01/2019

Cash

4,569

0.00%

Cash-settled Equity Swap

28/01/2019

Cash

396,447

0.27%

Cash-settled Equity Swap

29/01/2019

Cash

4,949

0.00%

Cash-settled Equity Swap

30/01/2019

Cash

4,871

0.00%

Cash-settled Equity Swap

31/01/2019

Cash

4,594

0.00%

Cash-settled Equity Swap

01/02/2019

Cash

4,349

0.00%

Cash-settled Equity Swap

04/02/2019

Cash

4,411

0.00%

Cash-settled Equity Swap

05/02/2019

Cash

5,121

0.00%

Cash-settled Equity Swap

06/02/2019

Cash

5,864

0.00%

Cash-settled Equity Swap

07/02/2019

Cash

157

0.00%

Cash-settled Equity Swap

08/02/2019

Cash

3,610

0.00%

Cash-settled Equity Swap

11/02/2019

Cash

4,058

0.00%

Cash-settled Equity Swap

12/02/2019

Cash

4,167

0.00%

Cash-settled Equity Swap

13/02/2019

Cash

4,163

0.00%

Cash-settled Equity Swap

14/02/2019

Cash

4,274

0.00%

Cash-settled Equity Swap

15/02/2019

Cash

3,552

0.00%

Cash-settled Equity Swap

18/02/2019

Cash

2,784

0.00%

Cash-settled Equity Swap

19/02/2019

Cash

6

0.00%

Cash-settled Equity Swap

20/02/2019

Cash

711

0.00%

Cash-settled Equity Swap

21/02/2019

Cash

688

0.00%

Cash-settled Equity Swap

22/02/2019

Cash

1,915

0.00%

Cash-settled Equity Swap

25/02/2019

Cash

1,852

0.00%

Cash-settled Equity Swap

26/02/2019

Cash

1,160

0.00%

Cash-settled Equity Swap

27/02/2019

Cash

1,298

0.00%

Cash-settled Equity Swap

28/02/2019

Cash

410

0.00%

Cash-settled Equity Swap

04/03/2019

Cash

785

0.00%

Cash-settled Equity Swap

05/03/2019

Cash

1,531

0.00%

Cash-settled Equity Swap

06/03/2019

Cash

1,669

0.00%

Cash-settled Equity Swap

07/03/2019

Cash

1,794

0.00%

Cash-settled Equity Swap

08/03/2019

Cash

1,490

0.00%

Cash-settled Equity Swap

11/03/2019

Cash

722

0.00%

Cash-settled Equity Swap

12/03/2019

Cash

653

0.00%

Cash-settled Equity Swap

22/03/2019

Cash

582,036

0.40%

Cash-settled Equity Swap

30/04/2019

Cash

65,246

0.04%

Cash-settled Equity Swap

25/07/2019

Cash

315,282

0.22%

Cash-settled Equity Swap

23/10/2019

Cash

1,000,000

0.69%

Cash-settled Equity Swap

08/02/2023

Cash

1,660,560

1.14%

SUBTOTAL 8.B.2

6,267,479

4.30%

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 thefinancial instruments are effectively held starting with the ultimate controlling natural person or legal entityxiv (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 instruments if it equals or is higher than the notifiable threshold

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

JPMorgan Chase & Co.

JPMorgan Chase Bank, National Association

J.P. Morgan International Finance Limited

J.P. Morgan Capital Holdings Limited

J.P. Morgan Securities plc

4.92%

5.34%

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

11. Additional informationxvi

Table 8A) Includes stock borrows of 7,613,407 (5.22%)

Chain of controlled undertakings:

JPMorgan Chase & Co.

JPMorgan Chase Bank, National Association (100%)

J.P. Morgan International Finance Limited (100%)

J.P. Morgan Capital Holdings Limited (100%)

J.P. Morgan Securities plc (100%)

Place of completion

London, United Kingdom

Date of completion

12 March 2018