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:

01 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:

38,572,420

6.67%

495,709

0.09%

(2)

Cash-settled derivatives:

and/or controlled:

173,228

0.03%

37,543,506

6.49%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

38,745,648

6.70%

38,039,215

6.57%

(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

101,592

1.7100 GBP

3 1/3p ordinary

Purchase

100,000

1.7013 GBP

3 1/3p ordinary

Purchase

38,175

1.7078 GBP

3 1/3p ordinary

Purchase

29,032

1.7000 GBP

3 1/3p ordinary

Purchase

24,676

1.7009 GBP

3 1/3p ordinary

Purchase

23,936

1.7019 GBP

3 1/3p ordinary

Purchase

21,552

1.7037 GBP

3 1/3p ordinary

Purchase

15,499

1.7051 GBP

3 1/3p ordinary

Purchase

12,189

1.7058 GBP

3 1/3p ordinary

Purchase

10,133

1.7008 GBP

3 1/3p ordinary

Purchase

5,989

1.7024 GBP

3 1/3p ordinary

Purchase

5,265

1.7010 GBP

3 1/3p ordinary

Purchase

2,972

1.7099 GBP

3 1/3p ordinary

Purchase

2,435

1.6999 GBP

3 1/3p ordinary

Purchase

2,212

1.7025 GBP

3 1/3p ordinary

Purchase

1,701

1.7015 GBP

3 1/3p ordinary

Purchase

1,006

1.7094 GBP

3 1/3p ordinary

Purchase

120

1.7001 GBP

3 1/3p ordinary

Purchase

80

1.6950 GBP

3 1/3p ordinary

Purchase

59

1.6990 GBP

3 1/3p ordinary

Purchase

55

1.7012 GBP

3 1/3p ordinary

Purchase

45

1.6960 GBP

3 1/3p ordinary

Purchase

36

1.7018 GBP

3 1/3p ordinary

Purchase

18

1.7090 GBP

3 1/3p ordinary

Sale

79,721

1.7100 GBP

3 1/3p ordinary

Sale

62,851

1.7026 GBP

3 1/3p ordinary

Sale

58,396

1.7020 GBP

3 1/3p ordinary

Sale

27,748

1.7047 GBP

3 1/3p ordinary

Sale

23,713

1.7038 GBP

3 1/3p ordinary

Sale

23,633

1.7003 GBP

3 1/3p ordinary

Sale

23,004

1.7007 GBP

3 1/3p ordinary

Sale

14,817

1.7008 GBP

3 1/3p ordinary

Sale

11,061

1.7000 GBP

3 1/3p ordinary

Sale

5,265

1.7010 GBP

3 1/3p ordinary

Sale

3,845

1.7058 GBP

3 1/3p ordinary

Sale

3,645

1.7012 GBP

3 1/3p ordinary

Sale

1,234

1.7050 GBP

3 1/3p ordinary

Sale

558

1.7005 GBP

3 1/3p ordinary

Sale

160

1.6950 GBP

3 1/3p ordinary

Sale

55

1.6980 GBP

3 1/3p ordinary

Sale

45

1.6960 GBP

3 1/3p ordinary

Sale

18

1.7090 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

162

1.6998 GBP

3 1/3p ordinary

SWAP

Decreasing Short

23,002

1.7007 GBP

3 1/3p ordinary

SWAP

Decreasing Short

4,397

1.7014 GBP

3 1/3p ordinary

SWAP

Decreasing Short

51,694

1.7021 GBP

3 1/3p ordinary

SWAP

Decreasing Short

27,748

1.7047 GBP

3 1/3p ordinary

SWAP

Decreasing Short

1,234

1.7050 GBP

3 1/3p ordinary

SWAP

Decreasing Short

1,793

1.7080 GBP

3 1/3p ordinary

SWAP

Increasing Short

8,261

1.6906 GBP

3 1/3p ordinary

SWAP

Increasing Short

313,000

1.6973 GBP

3 1/3p ordinary

SWAP

Increasing Short

2,843

1.6997 GBP

3 1/3p ordinary

SWAP

Increasing Short

19,888

1.7000 GBP

3 1/3p ordinary

SWAP

Increasing Short

24,676

1.7009 GBP

3 1/3p ordinary

SWAP

Increasing Short

8,787

1.7010 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,633

1.7013 GBP

3 1/3p ordinary

SWAP

Increasing Short

926

1.7015 GBP

3 1/3p ordinary

SWAP

Increasing Short

3,098

1.7016 GBP

3 1/3p ordinary

SWAP

Increasing Short

23,936

1.7019 GBP

3 1/3p ordinary

SWAP

Increasing Short

5,989

1.7024 GBP

3 1/3p ordinary

SWAP

Increasing Short

595

1.7041 GBP

3 1/3p ordinary

SWAP

Increasing Short

15,499

1.7051 GBP

3 1/3p ordinary

SWAP

Increasing Short

38,175

1.7078 GBP

3 1/3p ordinary

SWAP

Increasing Short

24,707

1.7100 GBP

3 1/3p ordinary

SWAP

Increasing Short

3,307

1.7108 GBP

3 1/3p ordinary

CFD

Decreasing Short

1,137

1.6998 GBP

3 1/3p ordinary

CFD

Decreasing Short

2

1.7000 GBP

3 1/3p ordinary

CFD

Decreasing Short

6,013

1.7033 GBP

3 1/3p ordinary

CFD

Increasing Short

55

1.7012 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:

02 Oct 2024

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213