IQE plc : Holding(s) in Company

04 July 2017

IQE plc

("IQE" or the "Company")

Holding(s) in Company

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				X
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		JP Morgan Chase Bank of New York Mellon Bank Northern Trust Company
5. Date of the transaction and date on which the threshold is crossed or reached:v		30 June 2017
6. Date on which issuer notified:		04 July 2017
7. Threshold(s) that is/are crossed or reached: vi, vii		10%

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

Direct

Direct xi

Indirect xii

Direct

Indirect

GB0009619924

68,547,095

68,547,095

68,105,509

68,105,509

9.97%

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

68,105,509

9.97%

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. (TRPA) serves as investment adviser, with dispositive and voting authority, to various institutional clients that own shares of IQE Plc, including the T. Rowe Price International Discovery Fund, which owns 54,879,464 shares.  Such shares are registered in the following name(s):   JP Morgan Chase -  63,408,415   Bank of New York Mellon  -  3,980,742   Northern Trust Company -  716,352
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:	Gary Greb, Vice President T. Rowe Price Associates, Inc.
15. Contact telephone number:	001 410 345 2527

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The issuer of this announcement warrants that they are solely responsible for the content, accuracy and originality of the information contained therein.
Source: IQE plc via Globenewswire