IQE plc : Holding(s) in Company

IQE plc : Holding(s) in Company

30 November 2011

IQE plc
("IQE" or the "Company")

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
IQE 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):
3. Full name of person(s) subject to the
notification obligation:
iii
T. Rowe Price Associates, Inc.
4. Full name of shareholder(s)  (if different from 3.):iv Chase Nominees Ltd.
National Australia Bank
Bank of New York Mellon Bank, N.A.
5. Date of the transaction and date on
which the threshold is crossed or
reached:
v
28 November 2011
6. Date on which issuer notified: 29 November 2011
7. Threshold(s) that is/are crossed or
reached:
vi, vii
12%


8. Notified details:
A: Voting rights attached to sharesviii, 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
DirectDirect xiIndirect xiiDirectIndirect
GB0009619924 62,420,381 62,420,381 63,128,413 12.02%
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 priceExpiration date xviiExercise/
Conversion period
xviii
Number of voting rights instrument refers to% of voting rights xix, xx
NominalDelta
Total (A+B+C)
Number of voting rightsPercentage of voting rights
63,128,413 12.02%


9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable:
xxi
T. Rowe Price Associates, Inc. (TRP A) serves as investment adviser, with dispositive and voting authority,
to various institutional clients that own shares ofIQE PIC, including the T. Rowe Price International
Discovery Fund, which owns 44,743,479 shares. Such shares are registered in the following name(s):

Chase Nominees Ltd. - 54,459,589

National Australia Bank - 5,692,985

Bank of New York Mellon Bank, N.A. - 2,975,839
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: Dorothy Jones, Assistant Vice President, T. Rowe Price Associates, Inc.
15. Contact telephone number: 001 410 345 6603



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information contained therein.

Source: IQE plc via Thomson Reuters ONE

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