Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

1. Identity of the issuer or the underlying issuerof existing shares to which voting rights areattached:

William Hill PLC

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

X

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

X

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Full name of person(s) subject to thenotification obligation:

Morgan Stanley (Institutional Securities Group and Global Wealth Management)

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

Morgan Stanley & Co. International plc

5. Date of the transaction and date onwhich the threshold is crossed orreached:

24.04.2017

6. Date on which issuer notified:

26.04.2017

7. Threshold(s) that is/are crossed orreached:

5%*

8. Notified details:

A: Voting rights attached to shares

Class/type ofshares

if possible usingthe ISIN CODE

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

NumberofVotingRights

Numberof shares

Number of votingrights

% of voting rights

Direct

Direct

Indirect

Direct

Indirect

GB0031698896

0

0

48,551,533

48,551,533

5.66%

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate

Exercise/Conversion Period

Number of votingrights that may beacquired if theinstrument isexercised/ converted

% of votingrights

Depositary Receipt

N/A

N/A

3,272

0.004%

Right of recall over securities lending agreements

N/A

N/A

340,654

0.04%

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Exercise price

Expiration date

Exercise/Conversion period

Number of voting rights instrument refers to

% of voting rights

Nominal

Delta

Equity Swap

N/A

28.11.2017

N/A

202,000

N/A

0.02%

Equity Swap

N/A

01.02.2018

N/A

135,000

N/A

0.02%

Equity Swap

N/A

07.09.2018

N/A

286,787

N/A

0.03%

Equity Swap

N/A

08.10.2018

N/A

278,209

N/A

0.03%

Equity Swap

N/A

05.11.2018

N/A

383,688

N/A

0.04%

Equity Swap

N/A

18.01.2019

N/A

552,175

N/A

0.06%

Total (A+B+C)

Number of voting rights

Percentage of voting rights

50,733,318

5.91%

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable:

Morgan Stanley & Co. International plc, Legal & Compliance Department, 25 Cabot Square, Canary Wharf, London, E14 4QA, UNITED KINGDOM. is a direct holder of 49,875,550 voting rights (5.81%) and is a subsidiary of Morgan Stanley Investments (UK)

Morgan Stanley Investments (UK), 20 Bank Street, Canary Wharf, London, E14 4AD, UNITED KINGDOM. is an indirect holder of 49,875,550 voting rights (5.81%) and is a subsidiary of Morgan Stanley UK Group

Morgan Stanley UK Group, 25 Cabot Square, LNCS/5, Canary Wharf, London, E14 4QA, UNITED KINGDOM. is an indirect holder of 49,875,550 voting rights (5.81%) and is a subsidiary of Morgan Stanley International Limited

Morgan Stanley International Limited, 25 Cabot Square, Canary Wharf, London, E14 4QA, UNITED KINGDOM. is an indirect holder of 49,875,550 voting rights (5.81%) and is a subsidiary of Morgan Stanley International Holdings Inc.

Morgan Stanley International Holdings Inc., c/o The Corporation Trust Company (DE), Corporation Trust Center, 1209 Orange Street, Wilmington, Delaware, 19801, USA. is an indirect holder of 49,875,550 voting rights (5.81%) and is a subsidiary of Morgan Stanley

Proxy Voting:

10. Name of the proxy holder:

N/A

11. Number of voting rights proxy holder will ceaseto hold:

N/A

12. Date on which proxy holder will cease to holdvoting rights:

N/A

13. Additional information:

Morgan Stanley's total holding in William Hill PLC remains above the 5.00% threshold previously disclosed, however, this notification is being made on the basis that the holding in sections 8(a) and 8(b) + 8(c) have crossed a relevant threshold in their own right at the component level.

14. Contact name:

Craig Horsley

15. Contact telephone number:

+44 141 245-7736