Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

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

Man Group 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

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):

Delta variation on listed warrants and OTC options

X

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

Société Générale SA (SG SA)

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

5. Date of the transaction and date on which the threshold is crossed or reached:

18 May 2015

6. Date on which issuer notified:

20 May 2015

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

Above 10%

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

GB00B83VD954

5,541,702

5,541,702

6,350,740

6,350,740

1,800,155

0.37%

0.11%

 Ordinary shares

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate

Exercise/ConversionPeriod

Number of votingrights that may beacquired if theinstrument isexercised/ converted.

% of votingrights

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

Resulting situation after the triggering transaction

Type of financialinstrument

Exerciseprice

Expirationdate

Exercise/Conversionperiod

Number of votingrights instrumentrefers to

% of voting rights

Nominal

Delta

OTC call option

1.00

18.12.2015

18.12.2015

9,740,310

0.59%

0.57%

OTC call option

1.25

18.12.2015

18.12.2015

9,062,757

0.59%

0.53%

OTC call option

1.50

18.12.2015

18.12.2015

7,574,351

0.59%

0.45%

OTC call option

2.00

21.12.2018

21.12.2018

4,925,009

0.59%

0.29%

OTC call option

1.50

21.12.2018

21.12.2018

3,374,690

0.29%

0.20%

OTC call option

1.00

19.06.2015

19.06.2015

4,998,563

0.29%

0.29%

OTC call option

1.25

19.06.2015

19.06.2015

4,976,369

0.29%

0.29%

OTC call option

1.50

19.06.2015

19.06.2015

4,601,798

0.29%

0.27%

OTC call option

1.85

19.06.2015

19.06.2015

1,682,920

0.29%

0.10%

OTC call option

2.00

18.12.2015

18.12.2015

1,605,866

0.29%

0.09%

OTC call option

2.50

21.12.2018

21.12.2018

1,656,034

0.29%

0.10%

OTC call option

1.00

18.12.2015

18.12.2015

9,742,222

0.59%

0.57%

OTC call option

1.25

18.12.2015

18.12.2015

9,061,668

0.59%

0.53%

OTC call option

1.50

18.12.2015

18.12.2015

7,559,838

0.59%

0.44%

OTC call option

2.00

21.12.2018

21.12.2018

4,918,740

0.59%

0.29%

OTC call option

1.50

21.12.2018

21.12.2018

3,373,089

0.29%

0.20%

OTC call option

1.00

19.06.2015

19.06.2015

4,998,759

0.29%

0.29%

OTC call option

1.25

19.06.2015

19.06.2015

4,978,866

0.29%

0.29%

OTC call option

1.50

19.06.2015

19.06.2015

4,613,976

0.29%

0.27%

OTC call option

1.85

19.06.2015

19.06.2015

1,635,372

0.29%

0.10%

OTC call option

2.00

18.12.2015

18.12.2015

1,589,280

0.29%

0.09%

OTC call option

2.50

21.12.2018

21.12.2018

1,652,941

0.29%

0.10%

Listed call warrant

1.00

18.12.2015

18.12.2015

9,454,543

0.57%

0.56%

Listed call warrant

1.25

18.12.2015

18.12.2015

9,061,668

0.59%

0.53%

Listed call warrant

1.50

18.12.2015

18.12.2015

7,554,924

0.59%

0.44%

Listed call warrant

2.00

21.12.2018

21.12.2018

4,917,264

0.59%

0.29%

Listed call warrant

1.50

21.12.2018

21.12.2018

3,372,772

0.29%

0.20%

Listed call warrant

1.00

19.06.2015

19.06.2015

4,998,759

0.29%

0.29%

Listed call warrant

1.25

19.06.2015

19.06.2015

4,978,866

0.29%

0.29%

Listed call warrant

1.50

19.06.2015

19.06.2015

4,612,130

0.29%

0.27%

Listed call warrant

1.85

19.06.2015

19.06.2015

1,635,372

0.29%

0.10%

Listed call warrant

2.00

18.12.2015

18.12.2015

1,588,263

0.29%

0.09%

Listed call warrant

2.50

21.12.2018

21.12.2018

1,650,379

0.29%

0.10%

Total (A+B+C)

Number of voting rights

Percentage of voting rights

170,299,253

10.02%

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

As Société Générale Acceptance (SGA) individually holds more than 3%, please find below the details of its holding:

- Voting rights attached to shares: 0 voting rights representing 0.00%;

- Voting rights attached to derivatives (OTC call-options): 54,198,667 voting rights representing 3.19%;

Total: 54,198,667 voting rights representing 3.19%.

As Société Générale Option Europe (SGOE) individually holds more than 3%, please find below the details of its holding:

- Voting rights attached to shares: 300,155 voting rights representing 0.02%;

- Voting rights attached to derivatives (listed call warrants): 53,824,940 voting rights representing 3.17%;

Total: 54,125,095 voting rights representing 3.19%.

Newedge

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold:

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

13. Additional information:

14. Contact name:

Rachel Rowson

15. Contact telephone number:

020 7144 1732