Form 8.3 IQE PLC

FORM 8.3

PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY

A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR

MORE

Rule 8.3 of the Takeover Code (the "Code")

1.

KEY INFORMATION

(a)

Full name of discloser:

Barclays PLC.

(b)

Owner or controller of interest and short

positions disclosed, if different from 1(a):

(c)

Name of offeror/offeree in relation to whose

IQE PLC

relevant securities this form relates:

(d)

If an exempt fund manager connected with an

offeror/offeree, state this and specify identity of

offeror/offeree:

(e)

Date position held/dealing undertaken:

27 Apr 2026

(f)

In addition to the company in 1(c) above, is the discloser making

NO

disclosures in respect of any other party to the offer?

2.

POSITIONS OF THE PERSON MAKING THE DISCLOSURE

(a)

Interests and short positions in the relevant securities of the offeror or offeree

to which the disclosure relates following the dealing(if any)

Class of relevant security:

1p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

1,264,125

0.13%

17,705,437

1.81%

(2)

Cash-settled derivatives:

17,705,437

1.81%

1,264,124

0.13%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

18,969,562

1.94%

18,969,561

1.94%

(b)

Rights to subscribe for new securities (including directors and other executive

options)

Class of relevant security in relation to

which subscription right exists

Details, including nature of the rights

concerned and relevant percentages:

3.

DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE

(a)

Purchases and sales

Class of relevant

Purchase/sale

Number of

Price per unit

security

securities

1p ordinary

Purchase

1,824,671

0.5300 GBP

1p ordinary

Purchase

1,162,283

0.4940 GBP

1p ordinary

Purchase

353,379

0.5059 GBP

1p ordinary

Purchase

232,941

0.5138 GBP

1p ordinary

Purchase

80,000

0.5284 GBP

1p ordinary

Purchase

78,574

0.5209 GBP

1p ordinary

Purchase

75,079

0.5228 GBP

1p ordinary

Purchase

74,194

0.4972 GBP

1p ordinary

Purchase

66,460

0.5299 GBP

1p ordinary

Purchase

20,000

0.4855 GBP

1p ordinary

Purchase

20,000

0.5050 GBP

1p ordinary

Purchase

17,554

0.5202 GBP

1p ordinary

Purchase

13,442

0.5103 GBP

1p ordinary

Purchase

12,306

0.4962 GBP

1p ordinary

Purchase

10,000

0.5330 GBP

1p ordinary

Purchase

9,678

0.5725 GBP

1p ordinary

Purchase

7,949

0.4951 GBP

1p ordinary

Purchase

6,666

0.4820 GBP

1p ordinary

Purchase

944

0.5007 GBP

1p ordinary

Sale

3,337,763

0.4940 GBP

1p ordinary

Sale

2,000,142

0.5167 GBP

1p ordinary

Sale

1,022,067

0.5258 GBP

1p ordinary

Sale

781,373

0.5206 GBP

1p ordinary

Sale

285,766

0.5147 GBP

1p ordinary

Sale

281,663

0.5328 GBP

1p ordinary

Sale

207,655

0.5189 GBP

1p ordinary

Sale

109,942

0.5101 GBP

1p ordinary

Sale

101,423

0.5259 GBP

1p ordinary

Sale

60,000

0.4988 GBP

1p ordinary

Sale

46,033

0.5285 GBP

1p ordinary

Sale

42,857

0.5421 GBP

1p ordinary

Sale

37,022

0.5178 GBP

1p ordinary

Sale

29,362

0.4935 GBP

1p ordinary

Sale

28,187

0.4850 GBP

1p ordinary

Sale

21,676

0.4945 GBP

1p ordinary

Sale

20,000

0.5500 GBP

1p ordinary

Sale

16,666

0.5030 GBP

1p ordinary

Sale

15,124

0.5044 GBP

1p ordinary

Sale

11,508

0.5487 GBP

1p ordinary

Sale

11,000

0.5252 GBP

1p ordinary

Sale

7,722

0.5180 GBP

1p ordinary

Sale

7,411

0.5637 GBP

1p ordinary

Sale

2,563

0.5207 GBP

1p ordinary

Sale

1

0.5050 GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

1p ordinary

SWAP

Increasing Long

28,187

0.4850 GBP

1p ordinary

SWAP

Increasing Long

56,950

0.4925 GBP

1p ordinary

SWAP

Increasing Long

29,362

0.4935 GBP

1p ordinary

SWAP

Increasing Long

1,051,136

0.4940 GBP

1p ordinary

SWAP

Increasing Long

7,798

0.4981 GBP

1p ordinary

SWAP

Increasing Long

22,511

0.5017 GBP

1p ordinary

SWAP

Increasing Long

1

0.5050 GBP

1p ordinary

SWAP

Increasing Long

12,399

0.5067 GBP

1p ordinary

SWAP

Increasing Long

39,200

0.5126 GBP

1p ordinary

SWAP

Increasing Long

1,823,070

0.5165 GBP

1p ordinary

SWAP

Increasing Long

207,655

0.5189 GBP

1p ordinary

SWAP

Increasing Long

154,561

0.5204 GBP

1p ordinary

SWAP

Increasing Long

1,022,067

0.5258 GBP

1p ordinary

SWAP

Increasing Long

48,020

0.5285 GBP

1p ordinary

SWAP

Increasing Long

281,663

0.5328 GBP

1p ordinary

SWAP

Decreasing Long

56,434

0.4940 GBP

1p ordinary

SWAP

Decreasing Long

7,949

0.4951 GBP

1p ordinary

SWAP

Decreasing Long

74,194

0.4972 GBP

1p ordinary

SWAP

Decreasing Long

121,100

0.5256 GBP

1p ordinary

CFD

Decreasing Long

90,653

0.5173 GBP

(c)

Stock-settled derivative transactions (including options)

(i)

Writing, selling, purchasing or varying

Class

Product

Writing,

Number

Exercise

Type

Expiry

Option

of

description

purchasing,

of

price

date

money

relevant

selling,

securities

per unit

paid/

security

varying etc

to which

received

option

per unit

relates

(ii)

Exercise

Class of relevant

Product description

Exercising/ exercised against

Number of

Exercise price per

security

securities

unit

(d)

Other dealings (including subscribing for new securities)

Class of relevant

Nature of Dealings

Details

Price per unit (if

security

applicable)

4.

OTHER INFORMATION

(a)

Indemnity and other dealings arrangements

Details of any indemnity or option arrangement, or any agreement or understanding,

formal or informal, relating to relevant securities which may be an inducement to deal

or refrain from dealing entered into by the exempt principal trader making the disclosure and any party

to the offer or any person acting in concert with a party to the offer:

NONE

(b)

Agreements, arrangements or understandings relating to options or derivatives

Details of any agreement, arrangement or understanding, formal or informal, between

the person making the disclosure and any other person relating to:

(i) the voting rights of any relevant securities under any option; or

(ii) the voting rights of future acquisition or disposal of any relevant securities to which

any derivative is referenced:

NONE

(c)

Attachments

Is a Supplemental Form 8 (Open Positions) attached?

NO

Date of disclosure:

28 Apr 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213