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:

30 Sep 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:

38,501,522

6.65%

483,819

0.08%

(2)

Cash-settled derivatives:

and/or controlled:

161,338

0.03%

37,153,423

6.42%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

38,662,860

6.68%

37,637,242

6.50%

(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

1,096,000

1.6973 GBP

3 1/3p ordinary

Purchase

113,438

1.7039 GBP

3 1/3p ordinary

Purchase

73,424

1.7050 GBP

3 1/3p ordinary

Purchase

59,084

1.7036 GBP

3 1/3p ordinary

Purchase

38,966

1.6988 GBP

3 1/3p ordinary

Purchase

27,538

1.6906 GBP

3 1/3p ordinary

Purchase

11,057

1.7060 GBP

3 1/3p ordinary

Purchase

10,614

1.6987 GBP

3 1/3p ordinary

Purchase

10,269

1.6942 GBP

3 1/3p ordinary

Purchase

7,689

1.6984 GBP

3 1/3p ordinary

Purchase

5,564

1.6884 GBP

3 1/3p ordinary

Purchase

5,431

1.7059 GBP

3 1/3p ordinary

Purchase

3,006

1.7000 GBP

3 1/3p ordinary

Purchase

2,857

1.6962 GBP

3 1/3p ordinary

Purchase

1,816

1.7034 GBP

3 1/3p ordinary

Purchase

1,735

1.6958 GBP

3 1/3p ordinary

Purchase

46

1.6960 GBP

3 1/3p ordinary

Purchase

26

1.6996 GBP

3 1/3p ordinary

Purchase

18

1.6981 GBP

3 1/3p ordinary

Purchase

10

1.7020 GBP

3 1/3p ordinary

Purchase

2

1.6940 GBP

3 1/3p ordinary

Purchase

1

1.6980 GBP

3 1/3p ordinary

Sale

134,035

1.7033 GBP

3 1/3p ordinary

Sale

128,394

1.7046 GBP

3 1/3p ordinary

Sale

16,115

1.7060 GBP

3 1/3p ordinary

Sale

15,100

1.6972 GBP

3 1/3p ordinary

Sale

12,811

1.6998 GBP

3 1/3p ordinary

Sale

9,757

1.6961 GBP

3 1/3p ordinary

Sale

7,363

1.6950 GBP

3 1/3p ordinary

Sale

2,728

1.6974 GBP

3 1/3p ordinary

Sale

1,826

1.6999 GBP

3 1/3p ordinary

Sale

755

1.7000 GBP

3 1/3p ordinary

Sale

644

1.7020 GBP

3 1/3p ordinary

Sale

103

1.6980 GBP

3 1/3p ordinary

Sale

46

1.6960 GBP

3 1/3p ordinary

Sale

14

1.7019 GBP

3 1/3p ordinary

Sale

11

1.6956 GBP

3 1/3p ordinary

Sale

2

1.6940 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

16

1.6912 GBP

3 1/3p ordinary

SWAP

Decreasing Short

7,111

1.6953 GBP

3 1/3p ordinary

SWAP

Decreasing Short

9,757

1.6961 GBP

3 1/3p ordinary

SWAP

Decreasing Short

12,300

1.6970 GBP

3 1/3p ordinary

SWAP

Decreasing Short

15,100

1.6972 GBP

3 1/3p ordinary

SWAP

Decreasing Short

831

1.6985 GBP

3 1/3p ordinary

SWAP

Decreasing Short

26,011

1.7002 GBP

3 1/3p ordinary

SWAP

Decreasing Short

95,962

1.7060 GBP

3 1/3p ordinary

SWAP

Increasing Short

5,564

1.6884 GBP

3 1/3p ordinary

SWAP

Increasing Short

19,277

1.6906 GBP

3 1/3p ordinary

SWAP

Increasing Short

2,097

1.6967 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,362

1.6970 GBP

3 1/3p ordinary

SWAP

Increasing Short

783,000

1.6973 GBP

3 1/3p ordinary

SWAP

Increasing Short

6,259

1.6977 GBP

3 1/3p ordinary

SWAP

Increasing Short

6,410

1.6980 GBP

3 1/3p ordinary

SWAP

Increasing Short

10,614

1.6987 GBP

3 1/3p ordinary

SWAP

Increasing Short

38,966

1.6988 GBP

3 1/3p ordinary

SWAP

Increasing Short

2,255

1.7000 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,816

1.7034 GBP

3 1/3p ordinary

SWAP

Increasing Short

73,424

1.7050 GBP

3 1/3p ordinary

SWAP

Increasing Short

42,269

1.7055 GBP

3 1/3p ordinary

SWAP

Increasing Short

1,305

1.7060 GBP

3 1/3p ordinary

CFD

Decreasing Short

7,646

1.7016 GBP

3 1/3p ordinary

CFD

Decreasing Short

15,021

1.7058 GBP

3 1/3p ordinary

CFD

Increasing Short

10,111

1.7003 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:

01 Oct 2024

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213