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 Mar 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:

1,019,742

0.10%

9,975,168

1.02%

(2)

Cash-settled derivatives:

9,975,168

1.02%

1,019,741

0.10%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

10,994,910

1.12%

10,994,909

1.12%

(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

538,043

0.2562 GBP

1p ordinary

Purchase

316,086

0.2582 GBP

1p ordinary

Purchase

210,744

0.2643 GBP

1p ordinary

Purchase

196,098

0.2548 GBP

1p ordinary

Purchase

192,676

0.2576 GBP

1p ordinary

Purchase

144,446

0.2495 GBP

1p ordinary

Purchase

58,984

0.2580 GBP

1p ordinary

Purchase

54,885

0.2474 GBP

1p ordinary

Purchase

33,333

0.2610 GBP

1p ordinary

Purchase

21,468

0.2540 GBP

1p ordinary

Purchase

18,642

0.2607 GBP

1p ordinary

Purchase

16,481

0.2534 GBP

1p ordinary

Purchase

4,049

0.2487 GBP

1p ordinary

Purchase

3,853

0.2596 GBP

1p ordinary

Purchase

2

0.2500 GBP

1p ordinary

Sale

748,787

0.2569 GBP

1p ordinary

Sale

352,483

0.2589 GBP

1p ordinary

Sale

268,148

0.2450 GBP

1p ordinary

Sale

151,435

0.2577 GBP

1p ordinary

Sale

151,330

0.2482 GBP

1p ordinary

Sale

126,965

0.2501 GBP

1p ordinary

Sale

87,265

0.2584 GBP

1p ordinary

Sale

77,626

0.2587 GBP

1p ordinary

Sale

72,175

0.2519 GBP

1p ordinary

Sale

41,508

0.2634 GBP

1p ordinary

Sale

33,333

0.2610 GBP

1p ordinary

Sale

30,799

0.2497 GBP

1p ordinary

Sale

28,880

0.2542 GBP

1p ordinary

Sale

20,530

0.2524 GBP

1p ordinary

Sale

12,000

0.2547 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

97,221

0.2450 GBP

1p ordinary

SWAP

Increasing Long

11,675

0.2490 GBP

1p ordinary

SWAP

Increasing Long

30,799

0.2497 GBP

1p ordinary

SWAP

Increasing Long

126,965

0.2501 GBP

1p ordinary

SWAP

Increasing Long

72,175

0.2519 GBP

1p ordinary

SWAP

Increasing Long

8,545

0.2569 GBP

1p ordinary

SWAP

Increasing Long

87,265

0.2584 GBP

1p ordinary

SWAP

Increasing Long

131,215

0.2586 GBP

1p ordinary

SWAP

Increasing Long

352,483

0.2589 GBP

1p ordinary

SWAP

Increasing Long

41,508

0.2634 GBP

1p ordinary

SWAP

Increasing Long

30

0.2660 GBP

1p ordinary

SWAP

Increasing Long

384,458

0.2721 GBP

1p ordinary

SWAP

Decreasing Long

57,643

0.2450 GBP

1p ordinary

SWAP

Decreasing Long

2

0.2500 GBP

1p ordinary

SWAP

Decreasing Long

21,628

0.2507 GBP

1p ordinary

SWAP

Decreasing Long

39,042

0.2575 GBP

1p ordinary

SWAP

Decreasing Long

192,676

0.2576 GBP

1p ordinary

SWAP

Decreasing Long

255,416

0.2589 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:

30 Mar 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213