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:

28 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:

41,425,519

7.16%

1,084,556

0.19%

(2)

Cash-settled derivatives:

and/or controlled:

644,049

0.11%

40,410,705

6.98%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

42,069,568

7.27%

41,495,261

7.17%

(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

28,988

1.7105 GBP

3 1/3p ordinary

Purchase

15,000

1.7065 GBP

3 1/3p ordinary

Purchase

5,237

1.7110 GBP

3 1/3p ordinary

Purchase

2,513

1.7035 GBP

3 1/3p ordinary

Purchase

1,148

1.7042 GBP

3 1/3p ordinary

Purchase

667

1.7129 GBP

3 1/3p ordinary

Purchase

561

1.7021 GBP

3 1/3p ordinary

Purchase

312

1.7020 GBP

3 1/3p ordinary

Purchase

16

1.7022 GBP

3 1/3p ordinary

Purchase

13

1.7059 GBP

3 1/3p ordinary

Purchase

7

1.7050 GBP

3 1/3p ordinary

Purchase

7

1.7130 GBP

3 1/3p ordinary

Sale

77,758

1.7130 GBP

3 1/3p ordinary

Sale

12,050

1.7083 GBP

3 1/3p ordinary

Sale

5,237

1.7110 GBP

3 1/3p ordinary

Sale

3,359

1.7028 GBP

3 1/3p ordinary

Sale

2,650

1.7039 GBP

3 1/3p ordinary

Sale

2,600

1.7030 GBP

3 1/3p ordinary

Sale

2,548

1.7053 GBP

3 1/3p ordinary

Sale

718

1.7046 GBP

3 1/3p ordinary

Sale

562

1.7050 GBP

3 1/3p ordinary

Sale

248

1.7029 GBP

3 1/3p ordinary

Sale

214

1.7020 GBP

3 1/3p ordinary

Sale

38

1.7027 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

3,359

1.7028 GBP

3 1/3p ordinary

SWAP

Decreasing Short

2,600

1.7030 GBP

3 1/3p ordinary

SWAP

Decreasing Short

718

1.7046 GBP

3 1/3p ordinary

SWAP

Decreasing Short

2,548

1.7053 GBP

3 1/3p ordinary

SWAP

Decreasing Short

3,656

1.7123 GBP

3 1/3p ordinary

SWAP

Decreasing Short

3,839

1.7124 GBP

3 1/3p ordinary

SWAP

Decreasing Short

5,136

1.7130 GBP

3 1/3p ordinary

SWAP

Increasing Short

424

1.7000 GBP

3 1/3p ordinary

SWAP

Increasing Short

312

1.7020 GBP

3 1/3p ordinary

SWAP

Increasing Short

3

1.7030 GBP

3 1/3p ordinary

SWAP

Increasing Short

2,513

1.7035 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,208

1.7043 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,514

1.7051 GBP

3 1/3p ordinary

SWAP

Increasing Short

5,576

1.7054 GBP

3 1/3p ordinary

SWAP

Increasing Short

478

1.7064 GBP

3 1/3p ordinary

SWAP

Increasing Short

6

1.7116 GBP

3 1/3p ordinary

SWAP

Increasing Short

21,554

1.7123 GBP

3 1/3p ordinary

SWAP

Increasing Short

2

1.7130 GBP

3 1/3p ordinary

CFD

Decreasing Short

38

1.7026 GBP

3 1/3p ordinary

CFD

Decreasing Short

9,778

1.7044 GBP

3 1/3p ordinary

SWAP

Increasing Short

15,000

1.7065 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:

29 Oct 2024

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213