RNS Number : 7437K

Serco Group PLC

01 August 2013

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESⁱ

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached: ii				Serco Group plc
2 Reason for the notification (please tick the appropriate box or boxes):
An acquisition or disposal of voting rights					ü
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):
3. Full name of person(s) subject to the notification obligation: iii		FMR LLC
4. Full name of shareholder(s)  (if different from 3.):iv		See Section 9
5. Date of the transaction and date on which the threshold is crossed or reached: v		31ST July 2013
6. Date on which issuer notified:		1st August 2013
7. Threshold(s) that is/are crossed or reached: vi, vii		5%

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type of shares if possible using the ISIN CODE

Situation previous to the triggering transaction

Resulting situation after the triggering transaction

Number of Shares

Number of Voting Rights

Number of shares

Number of voting rights

% of  voting rights x

Indirect

Direct xi

Indirect xii

Direct

Indirect

GB0007973794

24,953,390

24,953,390

24,982,886

24,982,886

5.00

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration date xiii

Exercise/ Conversion Period xiv

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

% of voting rights

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financial instrument

Exercise price

Expiration date xvii

Exercise/ Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

24,982,886

5.00%

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

Custodian	Advisor	Total
BANK OF NEW YORK MELLON	PGATC-PYRAMIS GLOBAL ADVISORS TRUST COMPANY	302,142
BROWN BROTHERS HARRIMAN AND CO	FMR-FIDELITY MANAGEMENT AND RESEARCH	61,907
	PGALLC-PYRAMIS GLOBAL ADVISORS, LLC.	50,824
	PGATC-PYRAMIS GLOBAL ADVISORS TRUST COMPANY	1,396,188
CIBC MELLON TRUST (C)	PGALLC-PYRAMIS GLOBAL ADVISORS, LLC.	41,775
JPMORGAN CHASE BANK	FMR-FIDELITY MANAGEMENT AND RESEARCH	7,709,261
	PGALLC-PYRAMIS GLOBAL ADVISORS, LLC.	246,408
	PGATC-PYRAMIS GLOBAL ADVISORS TRUST COMPANY	117,783
MELLON BANK NA (C)	FMR-FIDELITY MANAGEMENT AND RESEARCH	513,340
	PGALLC-PYRAMIS GLOBAL ADVISORS, LLC.	181,110
	PGATC-PYRAMIS GLOBAL ADVISORS TRUST COMPANY	353,776
NATIONAL BANK TRUST (C)	FIDELITY INVTS-FIDELITY INVESTMENTS CANADA	41,499
NORTHERN TRUST CO (C)	FMR-FIDELITY MANAGEMENT AND RESEARCH	774,688
	PGATC-PYRAMIS GLOBAL ADVISORS TRUST COMPANY	125,599
ROYAL TRUST- TORONTO (C)	FIDELITY INVTS-FIDELITY INVESTMENTS CANADA	113,692
	PGALLC-PYRAMIS GLOBAL ADVISORS, LLC.	33,346
STATE STREET BANK AND TR CO	FMR-FIDELITY MANAGEMENT AND RESEARCH	10,406,272
	PGALLC-PYRAMIS GLOBAL ADVISORS, LLC.	655,768
	PGATC-PYRAMIS GLOBAL ADVISORS TRUST COMPANY	1,751,636
	SAI-STRATEGIC ADVISERS GROUP	58,540
US BANK NA (C)	PGALLC-PYRAMIS GLOBAL ADVISORS, LLC.	47,332
Grand Total		24,982,886

Proxy Voting:

10. Name of the proxy holder:

FMR LLC

11. Number of voting rights proxy holder will acquire:

29,496

12. Date on which proxy holder will acquire voting rights:

31^st July 2013

13. Additional information:

Serco Group plc is disclosing this information in accordance with DTR 5.8.12

14. Contact name:

Sarah Howfield

15. Contact telephone number:

01256 744272

This information is provided by RNS

The company news service from the London Stock Exchange

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