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:

22 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:

42,517,072

7.35%

621,865

0.11%

(2)

Cash-settled derivatives:

and/or controlled:

221,734

0.04%

41,452,858

7.16%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

42,738,806

7.39%

42,074,723

7.27%

(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

1,121,146

1.7208 GBP

3 1/3p ordinary

Purchase

24,836

1.7300 GBP

3 1/3p ordinary

Purchase

15,178

1.7291 GBP

3 1/3p ordinary

Purchase

9,068

1.7247 GBP

3 1/3p ordinary

Purchase

3,961

1.7263 GBP

3 1/3p ordinary

Purchase

3,259

1.7236 GBP

3 1/3p ordinary

Purchase

1,885

1.7210 GBP

3 1/3p ordinary

Purchase

1,595

1.7301 GBP

3 1/3p ordinary

Purchase

1,394

1.7235 GBP

3 1/3p ordinary

Purchase

1,344

1.7202 GBP

3 1/3p ordinary

Purchase

994

1.7242 GBP

3 1/3p ordinary

Purchase

928

1.7299 GBP

3 1/3p ordinary

Sale

27,111

1.7228 GBP

3 1/3p ordinary

Sale

16,377

1.7262 GBP

3 1/3p ordinary

Sale

12,151

1.7300 GBP

3 1/3p ordinary

Sale

8,572

1.7299 GBP

3 1/3p ordinary

Sale

7,590

1.7264 GBP

3 1/3p ordinary

Sale

6,395

1.7363 GBP

3 1/3p ordinary

Sale

1,344

1.7204 GBP

3 1/3p ordinary

Sale

1,338

1.7210 GBP

3 1/3p ordinary

Sale

1,129

1.7305 GBP

3 1/3p ordinary

Sale

1,083

1.7220 GBP

3 1/3p ordinary

Sale

826

1.7219 GBP

3 1/3p ordinary

Sale

383

1.7150 GBP

3 1/3p ordinary

Sale

179

1.7270 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

15,427

1.7217 GBP

3 1/3p ordinary

SWAP

Decreasing Short

826

1.7220 GBP

3 1/3p ordinary

SWAP

Decreasing Short

5,366

1.7229 GBP

3 1/3p ordinary

SWAP

Decreasing Short

1,264

1.7240 GBP

3 1/3p ordinary

SWAP

Decreasing Short

3,975

1.7252 GBP

3 1/3p ordinary

SWAP

Decreasing Short

3,536

1.7299 GBP

3 1/3p ordinary

SWAP

Decreasing Short

1,129

1.7305 GBP

3 1/3p ordinary

SWAP

Decreasing Short

6,395

1.7363 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,121,146

1.7208 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,885

1.7210 GBP

3 1/3p ordinary

SWAP

Increasing Short

923

1.7212 GBP

3 1/3p ordinary

SWAP

Increasing Short

3,259

1.7236 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,020

1.7245 GBP

3 1/3p ordinary

SWAP

Increasing Short

200

1.7251 GBP

3 1/3p ordinary

SWAP

Increasing Short

657

1.7268 GBP

3 1/3p ordinary

SWAP

Increasing Short

3,375

1.7273 GBP

3 1/3p ordinary

SWAP

Increasing Short

471

1.7280 GBP

3 1/3p ordinary

SWAP

Increasing Short

3,830

1.7297 GBP

3 1/3p ordinary

SWAP

Increasing Short

7,170

1.7300 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,595

1.7301 GBP

3 1/3p ordinary

SWAP

Increasing Short

50,000

1.7338 GBP

3 1/3p ordinary

CFD

Decreasing Short

6,492

1.7251 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:

23 Oct 2024

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213