15 April 2019

IQE plc
(“IQE” or the “Company”)

Director/PDMR Shareholding

IQE plc (AIM: IQE) was notified on 10 April 2019 that Dr Howard Williams, Operations Director of the Company, exercised a total of 3,424,470​ options over ordinary shares of 1 pence each in the Company (“Ordinary Shares”), at prices of 1.000 pence, 10.167 pence and 13.750 pence per Ordinary Share on 10 April 2019.

Following the above exercise, Dr William’s sold 3,174,470 Ordinary Shares at a gross average price of 68.4 pence per Ordinary Share on 12 April 2019. The sale was conducted for personal wealth planning purposes.

Following the above transactions, Dr Williams' holds a beneficial interest of 2,642,965 Ordinary Shares, representing 0.3 per cent. of the Company's issued share capital, and 2,889,113 unexercised fully vested options over Ordinary Shares. In addition, Dr Williams holds a beneficial interest in 4,176,022 unvested options over Ordinary Shares that remain subject to performance criteria.
The notification set out below is provided in accordance with the requirements of the EU Market Abuse Regulation.

Notification of a Transaction pursuant to Article 19(1) of Regulation (EU) No. 596/2014

1.	Details of the Person discharging managerial responsibilities (“PDMR”) / person closely associated with them (“PCA”)
a)	Name	Dr Howard Williams
2.	Reason for the notification
a)	Position / status	PDMR (COO)
b)	Initial notification / amendment	Initial notification
3.	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	IQE plc
b)	Legal Entity Identifier	213800Y33WHD3ESJJP16
4.	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument	Ordinary shares of 1 pence each in the Company GB0009619924
b)	Nature of the transaction	Exercise of options over Ordinary Shares
c)	Price(s) and volume(s)	3,010,696 options at 1.000 pence 63,774 options at 10.167 pence 350,000 options at 13.750 pence
d)	Aggregated information Aggregated volume Aggregated price Aggregated total	3,424,470 ​2.474 pence £84,715.86
e)	Date of the transaction(s)	10 April 2019
f)	Place of the transaction	Outside a trading venue
1.	Details of the Person discharging managerial responsibilities (“PDMR”) / person closely associated with them (“PCA”)
a)	Name	Dr Howard Williams
2.	Reason for the notification
a)	Position / status	PDMR (COO)
b)	Initial notification / amendment	Initial notification
3.	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	IQE plc
b)	Legal Entity Identifier	213800Y33WHD3ESJJP16
4.	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument	Ordinary shares of 1 pence each in the Company GB0009619924
b)	Nature of the transaction	Sale of Ordinary Shares
c)	Price(s) and volume(s)	Date  Volume  Price   10/04/2019  441,784  71.5   10/04/2019  106,028  71.0   10/04/2019  52,760  70.1   10/04/2019  31,785  70.0   10/04/2019  6,508  70.0   10/04/2019  3,961  70.0   10/04/2019  990  70.0   11/04/2019  132,535  70.0   11/04/2019  730,079  67.9   12/04/2019  546,769  67.2   12/04/2019  556,648  67.2   12/04/2019  232,378  68.0   12/04/2019  332,245  68.1
d)	Aggregated information Aggregated volume Aggregated price Aggregated total	3,174,470 Ordinary Shares 68.4 pence per Ordinary Share £2,172,681
e)	Date of the transaction(s)	12 April 2019
f)	Place of the transaction	London Stock Exchange, AIM

Contacts:

IQE plc Drew Nelson  Tim Pullen Chris Meadows	+44 (0) 29 2083 9400
Canaccord Genuity (Nomad and Joint Broker) Simon Bridges  Richard Andrews	+ 44 (0) 20 7523 8000
Peel Hunt (Joint Broker) Edward Knight Nick Prowling	+44 (0) 20 7418 8900