Barclays Regulatory News (BARC)

(a) Full name of discloser:

Barclays PLC.

(b) Owner or controller of interests and short positions disclosed, if different from 1(a):

The naming of nominee or vehicle companies is insufficient. For a trust, the trustee(s), settlor and beneficiaries must be named.

(c) Name of offeror/offeree in relation to whose relevant securities this form relates:

Use a separate form for each offeror/offeree

NORTONLIFELOCK INC

(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:

For an opening position disclosure, state the latest practicable date prior to the disclosure

10 August 2021

(f) In addition to the company in 1(c) above, is the discloser making disclosures in respect of any other party to the offer?

If it is a cash offer or possible cash offer, state “N/A”

YES AVAST PLC

Number

(%)

Number

(%)

(1)

1,912,181

0.33%

289,804

0.05%

(2)

83,335

0.01%

1,279,498

0.22%

(3)

250,500

0.04%

2,100

0.00%

2,246,016

0.39%

1,571,402

0.27%

Convertible Bond US668771AA66

Interests

Short Positions

Number

(%)

Number

(%)

(1)

128,000

0.02%

0

0.00%

(2)

0

0.00%

0

0.00%

(3)

0

0.00%

0

0.00%

128,000

0.02%

0

0.00%

0

Class of relevant security in relation to which subscription right exists:

Details, including nature of the rights concerned and relevant percentages:

20

20

37

45

49

52

52

65

89

120

136

199

200

200

200

200

220

240

300

300

360

469

600

600

683

700

810

828

836

900

952

1,018

1,200

1,285

1,550

1,621

1,681

2,378

3,371

3,460

14,148

15,586

15,956

16,409

19,700

27,059

34,809

45,317

161,388

5

7

11

14

15

19

32

38

89

105

108

300

300

446

500

811

891

1,408

1,791

3,698

5,589

5,615

6,648

6,805

7,399

9,921

10,116

12,792

16,643

20,050

21,367

22,187

25,818

26,500

32,959

33,920

82,501

Class of relevant security

Product description

e.g. CFD

Nature of dealing

e.g. opening/closing a long/short position, increasing/reducing a long/short position

Number of reference securities

Price per unit

100,000

200,000

50,000

100,000

Class of relevant security

Product description

e.g. call option

Exercising/ exercised against

Number of securities

Exercise price per unit

Class of relevant security

Nature of dealing

e.g. subscription, conversion

Details

Price per unit (if applicable)

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 person making the disclosure and any party to the offer or any person acting in concert with a party to the offer:

Irrevocable commitments and letters of intent should not be included. If there are no such agreements, arrangements or understandings, state “none”

None

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 or future acquisition or disposal of any relevant securities to which any derivative is referenced:

If there are no such agreements, arrangements or understandings, state “none”

None

Is a Supplemental Form 8 (Open Positions) attached?

YES

Date of disclosure:

11 August 2021

Contact name:

Large Holdings Regulatory Operations

Telephone number*:

020 3134 7213

Full name of person making disclosure:

Barclays PLC.

Name of offeror/offeree in relation to whose relevant securities the disclosure relates:

NORTONLIFELOCK INC

500

27.0000

50,000

25.0000

200,000

24.0000

-2,100

30.0000

Full details should be given so that the nature of the interest or position can be fully understood: