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:

08 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:

39,438,292

6.82%

575,721

0.10%

(2)

Cash-settled derivatives:

and/or controlled:

226,415

0.04%

38,380,962

6.63%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

39,664,707

6.85%

38,956,683

6.73%

(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

555,750

1.7208 GBP

3 1/3p ordinary

Purchase

100,000

1.7250 GBP

3 1/3p ordinary

Purchase

80,000

1.7295 GBP

3 1/3p ordinary

Purchase

58,812

1.7276 GBP

3 1/3p ordinary

Purchase

31,298

1.7297 GBP

3 1/3p ordinary

Purchase

27,118

1.7312 GBP

3 1/3p ordinary

Purchase

15,317

1.7256 GBP

3 1/3p ordinary

Purchase

6,898

1.7233 GBP

3 1/3p ordinary

Purchase

6,405

1.7282 GBP

3 1/3p ordinary

Purchase

3,422

1.7300 GBP

3 1/3p ordinary

Purchase

2,664

1.7231 GBP

3 1/3p ordinary

Purchase

1,659

1.7299 GBP

3 1/3p ordinary

Purchase

1,069

1.7213 GBP

3 1/3p ordinary

Purchase

766

1.7341 GBP

3 1/3p ordinary

Purchase

533

1.7258 GBP

3 1/3p ordinary

Purchase

31

1.7332 GBP

3 1/3p ordinary

Sale

75,975

1.7255 GBP

3 1/3p ordinary

Sale

19,759

1.7272 GBP

3 1/3p ordinary

Sale

17,782

1.7300 GBP

3 1/3p ordinary

Sale

16,183

1.7295 GBP

3 1/3p ordinary

Sale

13,037

1.7296 GBP

3 1/3p ordinary

Sale

10,447

1.7240 GBP

3 1/3p ordinary

Sale

9,974

1.7223 GBP

3 1/3p ordinary

Sale

6,435

1.7203 GBP

3 1/3p ordinary

Sale

5,360

1.7205 GBP

3 1/3p ordinary

Sale

4,031

1.7229 GBP

3 1/3p ordinary

Sale

3,866

1.7305 GBP

3 1/3p ordinary

Sale

3,721

1.7256 GBP

3 1/3p ordinary

Sale

3,500

1.7298 GBP

3 1/3p ordinary

Sale

2,175

1.7165 GBP

3 1/3p ordinary

Sale

1,820

1.7253 GBP

3 1/3p ordinary

Sale

1,410

1.7299 GBP

3 1/3p ordinary

Sale

530

1.7149 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

530

1.7149 GBP

3 1/3p ordinary

SWAP

Decreasing Short

2,175

1.7165 GBP

3 1/3p ordinary

SWAP

Decreasing Short

2,212

1.7169 GBP

3 1/3p ordinary

SWAP

Decreasing Short

9,974

1.7223 GBP

3 1/3p ordinary

SWAP

Decreasing Short

10,447

1.7241 GBP

3 1/3p ordinary

SWAP

Decreasing Short

19,759

1.7272 GBP

3 1/3p ordinary

SWAP

Decreasing Short

3,639

1.7277 GBP

3 1/3p ordinary

SWAP

Decreasing Short

13,037

1.7296 GBP

3 1/3p ordinary

SWAP

Decreasing Short

3,500

1.7298 GBP

3 1/3p ordinary

SWAP

Decreasing Short

1,410

1.7299 GBP

3 1/3p ordinary

SWAP

Decreasing Short

3,866

1.7305 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,527

1.7168 GBP

3 1/3p ordinary

SWAP

Increasing Short

555,750

1.7208 GBP

3 1/3p ordinary

SWAP

Increasing Short

6,898

1.7233 GBP

3 1/3p ordinary

SWAP

Increasing Short

15,317

1.7256 GBP

3 1/3p ordinary

SWAP

Increasing Short

4,965

1.7262 GBP

3 1/3p ordinary

SWAP

Increasing Short

23,923

1.7283 GBP

3 1/3p ordinary

SWAP

Increasing Short

19,947

1.7299 GBP

3 1/3p ordinary

SWAP

Increasing Short

11,276

1.7300 GBP

3 1/3p ordinary

SWAP

Increasing Short

498

1.7305 GBP

3 1/3p ordinary

SWAP

Increasing Short

27,118

1.7312 GBP

3 1/3p ordinary

SWAP

Increasing Short

766

1.7341 GBP

3 1/3p ordinary

CFD

Decreasing Short

18

1.7144 GBP

3 1/3p ordinary

CFD

Decreasing Short

5,924

1.7284 GBP

3 1/3p ordinary

CFD

Increasing Short

6,660

1.7167 GBP

3 1/3p ordinary

CFD

Increasing Short

442

1.7273 GBP

3 1/3p ordinary

CFD

Increasing Short

31

1.7332 GBP

3 1/3p ordinary

SWAP

Increasing Short

80,000

1.7295 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:

09 Oct 2024

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213