Barclays Regulatory News (BARC)

FORM 8.3 Amendment to Purchase and Sale

IRISH TAKEOVER PANEL

DISCLOSURE UNDER RULE 8.3 OF THE IRISH TAKEOVER PANEL ACT, 1997,

TAKEOVER RULES, 2007 (AS AMENDED)

DEALINGS BY PERSONS WITH INTERESTS IN RELEVANT SECURITIES

REPRESENTING 1% OR MORE

1.

KEY INFORMATION

Name of person dealing (Note 1)

Barclays PLC.

Company dealt in

HORIZON THERAPEUTICS PLC

Class of relevant security to which the dealings being disclosed relate (Note 2)

$0.001 ordinary shares

Date of dealing

19 May 2023

2.

INTERESTS AND SHORT POSITIONS

(a)

Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3)

Class of relevant security:

$0.001 ordinary shares

Long

Short

Number

(%)

Number

(%)

(1)

Relevant securities 

1,136,473

0.50%

583,720

0.26%

(2)

Derivatives (other than options):

53,580

0.02%

9,758

0.00%

(3)

Options and agreements to purchase/sell:

1,793,300

0.78%

1,346,800

0.59%

TOTAL:

2,983,353

1.31%

1,940,278

0.85%

(b)

Interests and short positions in relevant securities of the company, other than the class dealt in

Class of relevant security:

Long

Short

Number

(%)

Number

(%)

(1)

Relevant securities

(2)

Derivatives (other than options):

(3)

Options and agreements to purchase/sell:

TOTAL:

3.

DEALINGS (Note 4)

(a)

Purchase and sales

Class of relevant Security

Purchase/sale

Number of securities

Price per unit

$0.001 ordinary shares

Purchase

15

101.3880 USD

$0.001 ordinary shares

Purchase

20

101.6100 USD

$0.001 ordinary shares

Purchase

60

101.3826 USD

$0.001 ordinary shares

Purchase

100

101.4000 USD

$0.001 ordinary shares

Purchase

100

101.1700 USD

$0.001 ordinary shares

Purchase

100

101.0500 USD

$0.001 ordinary shares

Purchase

100

101.1000 USD

$0.001 ordinary shares

Purchase

101

101.3800 USD

$0.001 ordinary shares

Purchase

161

101.3847 USD

$0.001 ordinary shares

Purchase

163

100.8304 USD

$0.001 ordinary shares

Purchase

200

101.3875 USD

$0.001 ordinary shares

Purchase

200

101.0650 USD

$0.001 ordinary shares

Purchase

200

100.9350 USD

$0.001 ordinary shares

Purchase

233

100.5835 USD

$0.001 ordinary shares

Purchase

445

100.9121 USD

$0.001 ordinary shares

Purchase

496

100.7995 USD

$0.001 ordinary shares

Purchase

706

101.3293 USD

$0.001 ordinary shares

Purchase

744

101.2355 USD

$0.001 ordinary shares

Purchase

921

101.2599 USD

$0.001 ordinary shares

Purchase

924

101.1456 USD

$0.001 ordinary shares

Purchase

1,051

100.7500 USD

$0.001 ordinary shares

Purchase

1,122

100.9947 USD

$0.001 ordinary shares

Purchase

1,212

100.9237 USD

$0.001 ordinary shares

Purchase

1,223

101.2226 USD

$0.001 ordinary shares

Purchase

1,237

101.3967 USD

$0.001 ordinary shares

Purchase

1,438

100.7531 USD

$0.001 ordinary shares

Purchase

2,209

100.9218 USD

$0.001 ordinary shares

Purchase

2,542

100.8028 USD

$0.001 ordinary shares

Purchase

3,518

101.3210 USD

$0.001 ordinary shares

Purchase

3,678

101.1021 USD

$0.001 ordinary shares

Purchase

4,965

100.9646 USD

$0.001 ordinary shares

Purchase

7,807

101.0823 USD

$0.001 ordinary shares

Purchase

10,091

101.4922 USD

$0.001 ordinary shares

Purchase

10,592

100.9541 USD

$0.001 ordinary shares

Purchase

14,593

101.5000 USD

$0.001 ordinary shares

Purchase

16,779

101.1090 USD

$0.001 ordinary shares

Purchase

17,765

101.1419 USD

$0.001 ordinary shares

Purchase

18,658

101.2128 USD

$0.001 ordinary shares

Purchase

25,247

100.8445 USD

$0.001 ordinary shares

Purchase

25,573

100.8607 USD

$0.001 ordinary shares

Purchase

52,364

101.2659 USD

$0.001 ordinary shares

Purchase

62,500

105.0000 USD

$0.001 ordinary shares

Sale

3

101.1000 USD

$0.001 ordinary shares

Sale

6

100.8000 USD

$0.001 ordinary shares

Sale

10

101.4500 USD

$0.001 ordinary shares

Sale

10

100.6500 USD

$0.001 ordinary shares

Sale

37

100.7194 USD

$0.001 ordinary shares

Sale

100

101.3750 USD

$0.001 ordinary shares

Sale

100

101.4000 USD

$0.001 ordinary shares

Sale

126

101.5258 USD

$0.001 ordinary shares

Sale

172

100.7866 USD

$0.001 ordinary shares

Sale

200

101.2200 USD

$0.001 ordinary shares

Sale

200

100.7900 USD

$0.001 ordinary shares

Sale

200

101.3200 USD

$0.001 ordinary shares

Sale

200

101.1250 USD

$0.001 ordinary shares

Sale

247

101.1095 USD

$0.001 ordinary shares

Sale

350

101.5685 USD

$0.001 ordinary shares

Sale

358

101.5500 USD

$0.001 ordinary shares

Sale

395

101.4189 USD

$0.001 ordinary shares

Sale

400

101.0400 USD

$0.001 ordinary shares

Sale

400

101.4925 USD

$0.001 ordinary shares

Sale

678

101.3084 USD

$0.001 ordinary shares

Sale

700

101.2385 USD

$0.001 ordinary shares

Sale

999

101.2891 USD

$0.001 ordinary shares

Sale

1,051

100.7500 USD

$0.001 ordinary shares

Sale

1,051

100.7491 USD

$0.001 ordinary shares

Sale

1,095

101.3087 USD

$0.001 ordinary shares

Sale

1,101

101.4696 USD

$0.001 ordinary shares

Sale

1,110

101.4409 USD

$0.001 ordinary shares

Sale

1,250

100.7490 USD

$0.001 ordinary shares

Sale

1,326

101.4830 USD

$0.001 ordinary shares

Sale

1,391

101.6279 USD

$0.001 ordinary shares

Sale

1,634

101.2357 USD

$0.001 ordinary shares

Sale

1,847

101.3719 USD

$0.001 ordinary shares

Sale

2,308

101.3973 USD

$0.001 ordinary shares

Sale

2,388

101.2249 USD

$0.001 ordinary shares

Sale

2,748

101.3319 USD

$0.001 ordinary shares

Sale

3,300

101.3082 USD

$0.001 ordinary shares

Sale

5,200

101.2720 USD

$0.001 ordinary shares

Sale

5,625

101.1576 USD

$0.001 ordinary shares

Sale

5,703

101.0442 USD

$0.001 ordinary shares

Sale

5,750

101.0024 USD

$0.001 ordinary shares

Sale

6,549

101.3260 USD

$0.001 ordinary shares

Sale

6,600

101.2051 USD

$0.001 ordinary shares

Sale

7,915

101.2209 USD

$0.001 ordinary shares

Sale

10,191

100.9216 USD

$0.001 ordinary shares

Sale

12,590

101.2254 USD

$0.001 ordinary shares

Sale

12,943

101.1452 USD

$0.001 ordinary shares

Sale

15,501

101.1501 USD

$0.001 ordinary shares

Sale

16,349

100.9285 USD

$0.001 ordinary shares

Sale

17,185

101.2662 USD

$0.001 ordinary shares

Sale

17,433

100.7140 USD

$0.001 ordinary shares

Sale

26,558

101.5000 USD

$0.001 ordinary shares

Sale

29,131

100.8226 USD

$0.001 ordinary shares

Sale

67,300

110.0000 USD

(b)

Derivatives transactions (other than option transactions)

Product Name

Nature of transaction

Number of relevant securities

Price per unit

(c)

Options transactions in respect of existing securities

(i)

Writing, selling, purchasing or varying

Class of relevant security

Product description

Writing, purchasing, selling, varying etc

Number of securities to which option relates

Exercise price per unit

Type

Expiry date

Option money paid/ received per unit

(ii)

Exercising

Product name

Number of securities

Exercise price per unit

(d)

Other dealings (including transactions in respect of new securities) (Note 4)

Nature of transaction

Details

Price per unit (if applicable)

4.

OTHER INFORMATION

Agreements, arrangements or understandings relating to options or derivatives

Full details of any agreement, arrangement or understanding between the person disclosing and any other person relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated.

NONE

Is a Supplemental Form 8 (Open Positions) attached?

YES

Date of disclosure:

30 May 2023

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213

If a connected EFM, name of offeree/offeror with which connected

If a connected EFM, state nature of connection

SUPPLEMENTAL FORM 8

IRISH TAKEOVER PANEL

DISCLOSURE UNDER RULE 8.1 AND RULE 8.3 OF THE IRISH TAKEOVER PANEL

ACT, 1997, TAKEOVER RULES, 2007 (AS AMENDED)

DETAILS OF OPEN POSITIONS

(This form should be attached to Form 8.1(a) & (b)(i), Form 8.1(b)(ii) or Form 8.3, as

appropriate)

OPEN POSITIONS

Class of relevant security

Product Description

Writing, purchasing, selling, varying etc

Number of securities to which option relates

Exercise price per unit

Type

Expiry date

$0.001 ordinary shares

$0.001 ordinary shares

Purchased

50,000

110

American

19 May 2023

$0.001 ordinary shares

Put Options

Written

132,300

090

American

19 May 2023

$0.001 ordinary shares

Put Options

Written

495,500

100

American

16 Jun 2023

$0.001 ordinary shares

Put Options

Purchased

-65,000

095

American

19 May 2023

$0.001 ordinary shares

Put Options

Purchased

-67,300

110

American

19 May 2023

$0.001 ordinary shares

Put Options

Purchased

-25,000

085

American

19 May 2023

$0.001 ordinary shares

Put Options

Written

28,800

095

American

21 Jul 2023

$0.001 ordinary shares

Call Options

Written

-10,600

105

American

18 Aug 2023

$0.001 ordinary shares

Put Options

Purchased

-4,100

075

American

19 May 2023

$0.001 ordinary shares

Put Options

Written

2,000

085

American

21 Jul 2023

$0.001 ordinary shares

Put Options

Purchased

-250,000

080

American

16 Jun 2023

$0.001 ordinary shares

Put Options

Written

250,000

105

American

16 Jun 2023

$0.001 ordinary shares

Put Options

Written

10,200

080

American

18 Aug 2023

$0.001 ordinary shares

Call Options

Written

-2,000

100

American

21 Jul 2023

$0.001 ordinary shares

Call Options

Written

-2,600

100

American

18 Aug 2023

$0.001 ordinary shares

$0.001 ordinary shares

Purchased

200,000

105

American

19 May 2023

$0.001 ordinary shares

Put Options

Written

400,000

100

American

18 Aug 2023

$0.001 ordinary shares

Put Options

Written

62,500

105

American

19 May 2023

$0.001 ordinary shares

Put Options

Purchased

-793,200

080

American

18 Aug 2023

$0.001 ordinary shares

Put Options

Written

162,000

105

American

21 Jul 2023

$0.001 ordinary shares

Call Options

Written

-10,000

105

American

16 Jun 2023

$0.001 ordinary shares

Put Options

Purchased

-106,800

090

American

21 Jul 2023

$0.001 ordinary shares

Put Options

Purchased

-10,200

100

American

18 Aug 2023