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:

12 Jun 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:

15,316,731

2.65%

5,600,002

0.97%

(2)

Cash-settled derivatives:

and/or controlled:

1,655,290

0.29%

15,424,902

2.67%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

16,972,021

2.93%

21,024,904

3.63%

(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

83,249

1.8390 GBP

3 1/3p ordinary

Purchase

52,702

1.8396 GBP

3 1/3p ordinary

Purchase

51,732

1.8383 GBP

3 1/3p ordinary

Purchase

27,134

1.8416 GBP

3 1/3p ordinary

Purchase

9,188

1.8425 GBP

3 1/3p ordinary

Purchase

7,719

1.8409 GBP

3 1/3p ordinary

Purchase

4,897

1.8454 GBP

3 1/3p ordinary

Purchase

2,400

1.8408 GBP

3 1/3p ordinary

Purchase

2,000

1.8478 GBP

3 1/3p ordinary

Purchase

1,839

1.8418 GBP

3 1/3p ordinary

Purchase

789

1.8427 GBP

3 1/3p ordinary

Purchase

2

1.8420 GBP

3 1/3p ordinary

Sale

95,526

1.8395 GBP

3 1/3p ordinary

Sale

56,548

1.8393 GBP

3 1/3p ordinary

Sale

42,101

1.8402 GBP

3 1/3p ordinary

Sale

35,885

1.8390 GBP

3 1/3p ordinary

Sale

15,847

1.8370 GBP

3 1/3p ordinary

Sale

9,809

1.8490 GBP

3 1/3p ordinary

Sale

5,515

1.8419 GBP

3 1/3p ordinary

Sale

4,989

1.8411 GBP

3 1/3p ordinary

Sale

4,062

1.8369 GBP

3 1/3p ordinary

Sale

3,578

1.8410 GBP

3 1/3p ordinary

Sale

2,530

1.8481 GBP

3 1/3p ordinary

Sale

2,441

1.8401 GBP

3 1/3p ordinary

Sale

1,766

1.8409 GBP

3 1/3p ordinary

Sale

1,398

1.8420 GBP

3 1/3p ordinary

Sale

898

1.8417 GBP

3 1/3p ordinary

Sale

789

1.8429 GBP

3 1/3p ordinary

Sale

718

1.8389 GBP

3 1/3p ordinary

Sale

694

1.8380 GBP

3 1/3p ordinary

Sale

2

1.8421 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

319

1.8415 GBP

3 1/3p ordinary

SWAP

Decreasing Short

898

1.8417 GBP

3 1/3p ordinary

SWAP

Decreasing Short

1,077

1.8415 GBP

3 1/3p ordinary

SWAP

Decreasing Short

1,383

1.8389 GBP

3 1/3p ordinary

SWAP

Decreasing Short

2,003

1.8422 GBP

3 1/3p ordinary

CFD

Decreasing Short

3,067

1.8398 GBP

3 1/3p ordinary

SWAP

Decreasing Short

4,062

1.8370 GBP

3 1/3p ordinary

SWAP

Decreasing Short

5,515

1.8419 GBP

3 1/3p ordinary

SWAP

Decreasing Short

9,809

1.8490 GBP

3 1/3p ordinary

SWAP

Decreasing Short

9,974

1.8425 GBP

3 1/3p ordinary

SWAP

Decreasing Short

50,798

1.8404 GBP

3 1/3p ordinary

SWAP

Decreasing Short

56,548

1.8393 GBP

3 1/3p ordinary

SWAP

Increasing Long

718

1.8389 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,191

1.8440 GBP

3 1/3p ordinary

CFD

Increasing Short

3,061

1.8482 GBP

3 1/3p ordinary

CFD

Increasing Short

7,065

1.8402 GBP

3 1/3p ordinary

SWAP

Increasing Short

7,719

1.8409 GBP

3 1/3p ordinary

SWAP

Increasing Short

11,027

1.8441 GBP

3 1/3p ordinary

SWAP

Increasing Short

21,511

1.8390 GBP

3 1/3p ordinary

SWAP

Increasing Short

22,932

1.8390 GBP

3 1/3p ordinary

SWAP

Increasing Short

27,134

1.8416 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:

13 Jun 2024

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213