Form 8.3 - Spirent Communications 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

SPIRENT COMMUNICATIONS 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:

30 Oct 2024

(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:

3 1/3p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

41,604,371

7.19%

1,168,145

0.20%

(2)

Cash-settled derivatives:

and/or controlled:

734,718

0.13%

40,539,961

7.01%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

42,339,089

7.32%

41,708,106

7.21%

(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 EXEMPT PRINCIPAL TRADER

(a)

Purchases and sales

Class of relevant

Purchase/sale

Number of

Price per unit

security

securities

3 1/3p ordinary

Purchase

351,822

1.6990 GBP

3 1/3p ordinary

Purchase

192,944

1.7008 GBP

3 1/3p ordinary

Purchase

112,593

1.6985 GBP

3 1/3p ordinary

Purchase

55,599

1.7017 GBP

3 1/3p ordinary

Purchase

47,395

1.7038 GBP

3 1/3p ordinary

Purchase

11,387

1.7077 GBP

3 1/3p ordinary

Purchase

10,472

1.6989 GBP

3 1/3p ordinary

Purchase

8,732

1.7032 GBP

3 1/3p ordinary

Purchase

7,456

1.7000 GBP

3 1/3p ordinary

Purchase

5,600

1.6972 GBP

3 1/3p ordinary

Purchase

4,906

1.7053 GBP

3 1/3p ordinary

Purchase

3,459

1.6961 GBP

3 1/3p ordinary

Purchase

3,177

1.7010 GBP

3 1/3p ordinary

Purchase

2,434

1.6915 GBP

3 1/3p ordinary

Purchase

1,329

1.7034 GBP

3 1/3p ordinary

Purchase

763

1.7400 GBP

3 1/3p ordinary

Purchase

602

1.7090 GBP

3 1/3p ordinary

Purchase

497

1.7110 GBP

3 1/3p ordinary

Purchase

124

1.6911 GBP

3 1/3p ordinary

Purchase

63

1.6912 GBP

3 1/3p ordinary

Purchase

31

1.6920 GBP

3 1/3p ordinary

Purchase

31

1.6919 GBP

3 1/3p ordinary

Purchase

8

1.7030 GBP

3 1/3p ordinary

Purchase

5

1.6860 GBP

3 1/3p ordinary

Purchase

4

1.6840 GBP

3 1/3p ordinary

Sale

246,756

1.6991 GBP

3 1/3p ordinary

Sale

70,772

1.6995 GBP

3 1/3p ordinary

Sale

29,024

1.6990 GBP

3 1/3p ordinary

Sale

9,112

1.6978 GBP

3 1/3p ordinary

Sale

8,501

1.6987 GBP

3 1/3p ordinary

Sale

6,882

1.6989 GBP

3 1/3p ordinary

Sale

5,550

1.6954 GBP

3 1/3p ordinary

Sale

3,814

1.7032 GBP

3 1/3p ordinary

Sale

3,388

1.6964 GBP

3 1/3p ordinary

Sale

1,063

1.7056 GBP

3 1/3p ordinary

Sale

989

1.7070 GBP

3 1/3p ordinary

Sale

968

1.7010 GBP

3 1/3p ordinary

Sale

535

1.7019 GBP

3 1/3p ordinary

Sale

437

1.7044 GBP

3 1/3p ordinary

Sale

204

1.7012 GBP

3 1/3p ordinary

Sale

123

1.7043 GBP

3 1/3p ordinary

Sale

31

1.6920 GBP

3 1/3p ordinary

Sale

14

1.6900 GBP

3 1/3p ordinary

Sale

8

1.7030 GBP

3 1/3p ordinary

Sale

5

1.6860 GBP

3 1/3p ordinary

Sale

4

1.6840 GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

3 1/3p ordinary

SWAP

Decreasing Short

3,388

1.6964 GBP

3 1/3p ordinary

SWAP

Decreasing Short

8,501

1.6987 GBP

3 1/3p ordinary

SWAP

Decreasing Short

6,882

1.6989 GBP

3 1/3p ordinary

SWAP

Decreasing Short

32,553

1.6990 GBP

3 1/3p ordinary

SWAP

Decreasing Short

208

1.7015 GBP

3 1/3p ordinary

SWAP

Decreasing Short

535

1.7019 GBP

3 1/3p ordinary

SWAP

Decreasing Short

7,813

1.7038 GBP

3 1/3p ordinary

SWAP

Decreasing Short

1,063

1.7056 GBP

3 1/3p ordinary

SWAP

Decreasing Short

989

1.7070 GBP

3 1/3p ordinary

SWAP

Increasing Short

2,889

1.6897 GBP

3 1/3p ordinary

SWAP

Increasing Short

2,749

1.6915 GBP

3 1/3p ordinary

SWAP

Increasing Short

823

1.6942 GBP

3 1/3p ordinary

SWAP

Increasing Short

5,600

1.6972 GBP

3 1/3p ordinary

SWAP

Increasing Short

112,593

1.6985 GBP

3 1/3p ordinary

SWAP

Increasing Short

75,613

1.6990 GBP

3 1/3p ordinary

SWAP

Increasing Short

5,843

1.7000 GBP

3 1/3p ordinary

SWAP

Increasing Short

192,944

1.7008 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,868

1.7011 GBP

3 1/3p ordinary

SWAP

Increasing Short

55,599

1.7017 GBP

3 1/3p ordinary

SWAP

Increasing Short

4,243

1.7022 GBP

3 1/3p ordinary

SWAP

Increasing Short

47,395

1.7038 GBP

3 1/3p ordinary

SWAP

Increasing Short

4,387

1.7039 GBP

3 1/3p ordinary

SWAP

Increasing Short

8,606

1.7046 GBP

3 1/3p ordinary

SWAP

Increasing Short

763

1.7400 GBP

3 1/3p ordinary

CFD

Decreasing Short

8,256

1.6973 GBP

3 1/3p ordinary

CFD

Decreasing Short

25,208

1.6988 GBP

3 1/3p ordinary

CFD

Decreasing Short

6,121

1.6992 GBP

3 1/3p ordinary

CFD

Decreasing Short

204

1.7012 GBP

3 1/3p ordinary

CFD

Increasing Short

442

1.6990 GBP

3 1/3p ordinary

CFD

Increasing Short

20,362

1.7022 GBP

3 1/3p ordinary

CFD

Increasing Short

555

1.7090 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)

Exercising

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:

31 Oct 2024

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213