Form 8.3 - HORIZON THERAPEUTICS PLC Amendment

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)

$0.0001 ordinary shares

Date of dealing

16 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:

$0.0001 ordinary shares

Long

Short

Number

(%)

Number

(%)

(1)

Relevant securities 

1,234,239

0.54%

586,005

0.26%

(2)

Derivatives (other than options):

53,580

0.02%

0

0.00%

(3)

Options and agreements to purchase/sell:

1,767,000

0.77%

1,336,800

0.58%

TOTAL:

3,054,819

1.33%

1,922,805

0.84%

(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

$0.0001 ordinary shares

Purchase

21

91.4700 USD

$0.0001 ordinary shares

Purchase

21

91.5100 USD

$0.0001 ordinary shares

Purchase

42

91.4950 USD

$0.0001 ordinary shares

Purchase

45

112.2500 USD

$0.0001 ordinary shares

Purchase

58

96.1755 USD

$0.0001 ordinary shares

Purchase

114

92.1273 USD

$0.0001 ordinary shares

Purchase

119

95.6884 USD

$0.0001 ordinary shares

Purchase

137

94.6983 USD

$0.0001 ordinary shares

Purchase

200

96.7200 USD

$0.0001 ordinary shares

Purchase

218

95.8322 USD

$0.0001 ordinary shares

Purchase

219

91.9789 USD

$0.0001 ordinary shares

Purchase

293

91.5800 USD

$0.0001 ordinary shares

Purchase

300

95.2300 USD

$0.0001 ordinary shares

Purchase

300

95.9900 USD

$0.0001 ordinary shares

Purchase

300

93.5300 USD

$0.0001 ordinary shares

Purchase

300

94.8222 USD

$0.0001 ordinary shares

Purchase

303

95.6293 USD

$0.0001 ordinary shares

Purchase

389

93.9442 USD

$0.0001 ordinary shares

Purchase

389

95.0295 USD

$0.0001 ordinary shares

Purchase

390

93.2010 USD

$0.0001 ordinary shares

Purchase

454

95.9583 USD

$0.0001 ordinary shares

Purchase

600

96.1450 USD

$0.0001 ordinary shares

Purchase

600

95.8375 USD

$0.0001 ordinary shares

Purchase

600

95.9162 USD

$0.0001 ordinary shares

Purchase

919

96.1383 USD

$0.0001 ordinary shares

Purchase

1,100

95.9800 USD

$0.0001 ordinary shares

Purchase

1,234

96.3264 USD

$0.0001 ordinary shares

Purchase

1,300

91.9994 USD

$0.0001 ordinary shares

Purchase

1,400

95.9821 USD

$0.0001 ordinary shares

Purchase

1,527

95.3824 USD

$0.0001 ordinary shares

Purchase

1,574

96.1224 USD

$0.0001 ordinary shares

Purchase

1,750

95.8362 USD

$0.0001 ordinary shares

Purchase

1,834

95.1251 USD

$0.0001 ordinary shares

Purchase

1,900

91.5500 USD

$0.0001 ordinary shares

Purchase

2,022

95.8732 USD

$0.0001 ordinary shares

Purchase

2,119

96.3400 USD

$0.0001 ordinary shares

Purchase

2,138

94.3279 USD

$0.0001 ordinary shares

Purchase

2,831

91.9993 USD

$0.0001 ordinary shares

Purchase

2,916

95.2638 USD

$0.0001 ordinary shares

Purchase

4,249

95.8427 USD

$0.0001 ordinary shares

Purchase

4,521

95.4065 USD

$0.0001 ordinary shares

Purchase

4,627

95.4004 USD

$0.0001 ordinary shares

Purchase

4,783

95.7351 USD

$0.0001 ordinary shares

Purchase

6,250

91.3500 USD

$0.0001 ordinary shares

Purchase

6,935

95.5931 USD

$0.0001 ordinary shares

Purchase

9,288

96.2859 USD

$0.0001 ordinary shares

Purchase

10,287

95.2948 USD

$0.0001 ordinary shares

Purchase

11,261

95.9671 USD

$0.0001 ordinary shares

Purchase

12,500

91.6060 USD

$0.0001 ordinary shares

Purchase

12,500

94.0061 USD

$0.0001 ordinary shares

Purchase

16,320

94.4873 USD

$0.0001 ordinary shares

Purchase

18,914

95.3919 USD

$0.0001 ordinary shares

Purchase

21,232

92.5045 USD

$0.0001 ordinary shares

Purchase

25,000

96.0010 USD

$0.0001 ordinary shares

Purchase

25,000

91.7500 USD

$0.0001 ordinary shares

Purchase

27,417

95.6416 USD

$0.0001 ordinary shares

Purchase

27,755

95.5509 USD

$0.0001 ordinary shares

Purchase

42,600

96.0001 USD

$0.0001 ordinary shares

Purchase

48,000

96.0056 USD

$0.0001 ordinary shares

Purchase

62,242

93.7022 USD

$0.0001 ordinary shares

Purchase

64,765

95.3080 USD

$0.0001 ordinary shares

Purchase

67,300

95.1800 USD

$0.0001 ordinary shares

Purchase

100,034

96.1674 USD

$0.0001 ordinary shares

Purchase

137,763

94.7155 USD

$0.0001 ordinary shares

Purchase

140,928

94.3764 USD

$0.0001 ordinary shares

Purchase

429,543

95.0061 USD

$0.0001 ordinary shares

Sale

1

95.0800 USD

$0.0001 ordinary shares

Sale

2

93.0050 USD

$0.0001 ordinary shares

Sale

3

93.0100 USD

$0.0001 ordinary shares

Sale

4

96.2912 USD

$0.0001 ordinary shares

Sale

5

93.9640 USD

$0.0001 ordinary shares

Sale

5

95.1540 USD

$0.0001 ordinary shares

Sale

9

94.9333 USD

$0.0001 ordinary shares

Sale

11

92.0801 USD

$0.0001 ordinary shares

Sale

11

95.2263 USD

$0.0001 ordinary shares

Sale

12

95.2466 USD

$0.0001 ordinary shares

Sale

12

94.3058 USD

$0.0001 ordinary shares

Sale

28

95.0410 USD

$0.0001 ordinary shares

Sale

46

95.2347 USD

$0.0001 ordinary shares

Sale

81

94.4300 USD

$0.0001 ordinary shares

Sale

84

91.4925 USD

$0.0001 ordinary shares

Sale

96

94.6083 USD

$0.0001 ordinary shares

Sale

100

94.3700 USD

$0.0001 ordinary shares

Sale

100

95.0150 USD

$0.0001 ordinary shares

Sale

100

96.8500 USD

$0.0001 ordinary shares

Sale

100

96.7900 USD

$0.0001 ordinary shares

Sale

172

112.2500 USD

$0.0001 ordinary shares

Sale

200

96.0725 USD

$0.0001 ordinary shares

Sale

200

96.6150 USD

$0.0001 ordinary shares

Sale

224

94.7812 USD

$0.0001 ordinary shares

Sale

241

95.7488 USD

$0.0001 ordinary shares

Sale

251

95.7121 USD

$0.0001 ordinary shares

Sale

300

95.1516 USD

$0.0001 ordinary shares

Sale

300

94.9866 USD

$0.0001 ordinary shares

Sale

300

96.0766 USD

$0.0001 ordinary shares

Sale

300

93.5300 USD

$0.0001 ordinary shares

Sale

300

95.2300 USD

$0.0001 ordinary shares

Sale

500

96.5600 USD

$0.0001 ordinary shares

Sale

501

94.9891 USD

$0.0001 ordinary shares

Sale

620

95.0846 USD

$0.0001 ordinary shares

Sale

648

96.3391 USD

$0.0001 ordinary shares

Sale

700

96.4200 USD

$0.0001 ordinary shares

Sale

771

95.7803 USD

$0.0001 ordinary shares

Sale

780

95.6807 USD

$0.0001 ordinary shares

Sale

780

95.8135 USD

$0.0001 ordinary shares

Sale

920

95.9550 USD

$0.0001 ordinary shares

Sale

1,029

95.3825 USD

$0.0001 ordinary shares

Sale

1,075

96.3241 USD

$0.0001 ordinary shares

Sale

1,237

94.4967 USD

$0.0001 ordinary shares

Sale

1,400

95.9821 USD

$0.0001 ordinary shares

Sale

1,447

94.1436 USD

$0.0001 ordinary shares

Sale

1,500

95.0843 USD

$0.0001 ordinary shares

Sale

1,500

94.3946 USD

$0.0001 ordinary shares

Sale

1,597

94.9934 USD

$0.0001 ordinary shares

Sale

1,760

95.0989 USD

$0.0001 ordinary shares

Sale

1,765

94.1825 USD

$0.0001 ordinary shares

Sale

1,781

95.1200 USD

$0.0001 ordinary shares

Sale

1,812

96.2785 USD

$0.0001 ordinary shares

Sale

2,096

96.3057 USD

$0.0001 ordinary shares

Sale

2,245

96.3400 USD

$0.0001 ordinary shares

Sale

2,349

96.3836 USD

$0.0001 ordinary shares

Sale

2,400

96.0412 USD

$0.0001 ordinary shares

Sale

2,480

95.8934 USD

$0.0001 ordinary shares

Sale

2,500

96.0508 USD

$0.0001 ordinary shares

Sale

3,017

95.8424 USD

$0.0001 ordinary shares

Sale

3,080

94.8200 USD

$0.0001 ordinary shares

Sale

3,100

94.5258 USD

$0.0001 ordinary shares

Sale

3,522

96.3819 USD

$0.0001 ordinary shares

Sale

3,899

95.2476 USD

$0.0001 ordinary shares

Sale

4,186

95.8668 USD

$0.0001 ordinary shares

Sale

5,859

95.0924 USD

$0.0001 ordinary shares

Sale

6,000

91.9140 USD

$0.0001 ordinary shares

Sale

6,073

95.5395 USD

$0.0001 ordinary shares

Sale

6,428

95.2625 USD

$0.0001 ordinary shares

Sale

7,113

93.8420 USD

$0.0001 ordinary shares

Sale

9,345

96.3481 USD

$0.0001 ordinary shares

Sale

12,500

91.6060 USD

$0.0001 ordinary shares

Sale

13,162

94.8526 USD

$0.0001 ordinary shares

Sale

14,020

95.2854 USD

$0.0001 ordinary shares

Sale

15,000

95.0000 USD

$0.0001 ordinary shares

Sale

17,805

95.8543 USD

$0.0001 ordinary shares

Sale

19,567

95.8951 USD

$0.0001 ordinary shares

Sale

20,055

95.8184 USD

$0.0001 ordinary shares

Sale

20,820

96.2422 USD

$0.0001 ordinary shares

Sale

22,705

96.3231 USD

$0.0001 ordinary shares

Sale

25,000

94.0061 USD

$0.0001 ordinary shares

Sale

25,000

91.7500 USD

$0.0001 ordinary shares

Sale

27,472

95.2166 USD

$0.0001 ordinary shares

Sale

29,434

95.1354 USD

$0.0001 ordinary shares

Sale

30,181

95.8067 USD

$0.0001 ordinary shares

Sale

32,000

95.9885 USD

$0.0001 ordinary shares

Sale

32,688

95.6736 USD

$0.0001 ordinary shares

Sale

35,500

95.4641 USD

$0.0001 ordinary shares

Sale

42,600

96.0001 USD

$0.0001 ordinary shares

Sale

57,001

94.7760 USD

$0.0001 ordinary shares

Sale

67,300

95.1800 USD

$0.0001 ordinary shares

Sale

67,480

95.4005 USD

$0.0001 ordinary shares

Sale

68,495

95.0352 USD

$0.0001 ordinary shares

Sale

72,251

93.8555 USD

$0.0001 ordinary shares

Sale

76,493

95.3198 USD

$0.0001 ordinary shares

Sale

79,187

93.2455 USD

$0.0001 ordinary shares

Sale

82,508

95.3313 USD

$0.0001 ordinary shares

Sale

105,341

94.9064 USD

$0.0001 ordinary shares

Sale

139,337

95.1320 USD

$0.0001 ordinary shares

Sale

193,390

94.6760 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

$0.0001 ordinary shares

Put Options

Selling

55,200

90.0000 USD

American

21 Jul 2023

2.0309 USD

$0.0001 ordinary shares

Call Options

Purchasing

200,000

105.0000 USD

American

19 May 2023

0.0500 USD

$0.0001 ordinary shares

Call Options

Selling

2,600

100.0000 USD

American

18 Aug 2023

3.8861 USD

$0.0001 ordinary shares

Call Options

Selling

10,600

105.0000 USD

American

18 Aug 2023

1.4056 USD

$0.0001 ordinary shares

Put Options

Purchasing

17,700

90.0000 USD

American

19 May 2023

1.5000 USD

$0.0001 ordinary shares

Put Options

Selling

6,800

80.0000 USD

American

18 Aug 2023

1.2677 USD

$0.0001 ordinary shares

Call Options

Selling

2,000

100.0000 USD

American

21 Jul 2023

2.0470 USD

$0.0001 ordinary shares

Call Options

Purchasing

50,000

110.0000 USD

American

19 May 2023

0.0500 USD

$0.0001 ordinary shares

Put Options

Purchasing

67,300

110.0000 USD

American

19 May 2023

14.8200 USD

$0.0001 ordinary shares

Put Options

Purchasing

4,100

75.0000 USD

American

19 May 2023

0.2207 USD

$0.0001 ordinary shares

Put Options

Selling

67,300

110.0000 USD

American

19 May 2023

14.8200 USD

$0.0001 ordinary shares

Put Options

Selling

2,000

85.0000 USD

American

21 Jul 2023

1.6530 USD

(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:

19-May-23

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

$0.0001 ordinary shares

$0.001 ordinary shares

Purchased

50,000

110

American

19 May 2023

$0.0001 ordinary shares

Put Options

Written

132,300

090

American

19 May 2023

$0.0001 ordinary shares

Put Options

Written

495,500

100

American

16 Jun 2023

$0.0001 ordinary shares

Put Options

Purchased

-65,000

095

American

19 May 2023

$0.0001 ordinary shares

Put Options

Purchased

-67,300

110

American

19 May 2023

$0.0001 ordinary shares

Put Options

Purchased

-25,000

085

American

19 May 2023

$0.0001 ordinary shares

Call Options

Written

-10,600

105

American

18 Aug 2023

$0.0001 ordinary shares

Put Options

Purchased

-4,100

075

American

19 May 2023

$0.0001 ordinary shares

Put Options

Written

2,000

085

American

21 Jul 2023

$0.0001 ordinary shares

Put Options

Purchased

-250,000

080

American

16 Jun 2023

$0.0001 ordinary shares

Put Options

Written

250,000

105

American

16 Jun 2023

$0.0001 ordinary shares

Put Options

Written

10,200

080

American

18 Aug 2023

$0.0001 ordinary shares

Call Options

Written

-2,000

100

American

21 Jul 2023

$0.0001 ordinary shares

Call Options

Written

-2,600

100

American

18 Aug 2023

$0.0001 ordinary shares

$0.001 ordinary shares

Purchased

200,000

105

American

19 May 2023

$0.0001 ordinary shares

Put Options

Written

400,000

100

American

18 Aug 2023

$0.0001 ordinary shares

Put Options

Written

65,000

105

American

19 May 2023

$0.0001 ordinary shares

Put Options

Purchased

-793,200

080

American

18 Aug 2023

$0.0001 ordinary shares

Put Options

Written

162,000

105

American

21 Jul 2023

$0.0001 ordinary shares

Put Options

Purchased

-10,200

100

American

18 Aug 2023

$0.0001 ordinary shares

Put Options

Purchased

-106,800

090

American

21 Jul 2023