Summit Corporation PLC : Holding(s) in Company

For filings with the FCA include the annex
For filings with issuer exclude the annex

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			Summit Corporation plc Sedol B02T3K5
2 Reason for the notification (please tick the appropriate box or boxes):
An acquisition or disposal of voting rights
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):	Participation in a placing			x
3. Full name of person(s) subject to the notification obligation: ⁱⁱⁱ		¹Lansdowne Partners Limited being the General Partner of Lansdowne Partners Limited Partnership ²Lansdowne Partners International Limited
4. Full name of shareholder(s) (if different from 3.):^iv		HSBC Client Holdings Nominee (UK) Ltd (Registered Shareholders)
5. Date of the transaction and date on which the threshold is crossed or reached: ^v		04/03/2014
6. Date on which issuer notified:		06/03/2014
7. Threshold(s) that is/are crossed or reached: ^{vi, vii}		25%, 26%

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

Direct

Direct ^xi

Indirect ^xii

Direct

Indirect

Ordinary Shares

132,312,635

221,543,405

26.98%

GB00B02T3K57

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

221,543,405

26.98%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: ^xxi
Lansdowne Partners International Limited is the parent undertaking of Lansdowne Partners Limited.

Proxy Voting:
10. Name of the proxy holder:		Lansdowne Partners Limited
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:	Based on Total Voting Rights of 821,228,226
14. Contact name:	Ruari Paton
15. Contact telephone number:	+44 20 7290 5500