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

12 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 

1,304,366

0.57%

490,587

0.21%

(2)

Derivatives (other than options):

53,580

0.02%

0

0.00%

(3)

Options and agreements to purchase/sell:

1,532,700

0.67%

1,381,000

0.60%

TOTAL:

2,890,646

1.26%

1,871,587

0.82%

(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

1

109.3600 USD

$0.0001 ordinary shares

Purchase

1

109.3900 USD

$0.0001 ordinary shares

Purchase

3

111.0016 USD

$0.0001 ordinary shares

Purchase

4

109.1600 USD

$0.0001 ordinary shares

Purchase

4

108.6900 USD

$0.0001 ordinary shares

Purchase

8

109.1300 USD

$0.0001 ordinary shares

Purchase

8

109.8481 USD

$0.0001 ordinary shares

Purchase

10

109.9200 USD

$0.0001 ordinary shares

Purchase

13

109.2153 USD

$0.0001 ordinary shares

Purchase

26

109.3034 USD

$0.0001 ordinary shares

Purchase

29

108.7450 USD

$0.0001 ordinary shares

Purchase

34

109.2747 USD

$0.0001 ordinary shares

Purchase

100

108.7500 USD

$0.0001 ordinary shares

Purchase

100

109.5250 USD

$0.0001 ordinary shares

Purchase

100

108.7600 USD

$0.0001 ordinary shares

Purchase

100

108.7650 USD

$0.0001 ordinary shares

Purchase

100

110.5800 USD

$0.0001 ordinary shares

Purchase

100

108.7799 USD

$0.0001 ordinary shares

Purchase

102

109.9022 USD

$0.0001 ordinary shares

Purchase

159

110.8976 USD

$0.0001 ordinary shares

Purchase

200

108.7698 USD

$0.0001 ordinary shares

Purchase

200

109.4800 USD

$0.0001 ordinary shares

Purchase

200

109.3300 USD

$0.0001 ordinary shares

Purchase

200

109.2200 USD

$0.0001 ordinary shares

Purchase

200

109.9000 USD

$0.0001 ordinary shares

Purchase

204

109.3937 USD

$0.0001 ordinary shares

Purchase

300

108.9700 USD

$0.0001 ordinary shares

Purchase

300

108.7800 USD

$0.0001 ordinary shares

Purchase

300

109.0433 USD

$0.0001 ordinary shares

Purchase

364

109.4585 USD

$0.0001 ordinary shares

Purchase

400

109.1200 USD

$0.0001 ordinary shares

Purchase

400

109.1950 USD

$0.0001 ordinary shares

Purchase

486

108.8886 USD

$0.0001 ordinary shares

Purchase

501

109.1301 USD

$0.0001 ordinary shares

Purchase

600

108.7766 USD

$0.0001 ordinary shares

Purchase

600

109.4933 USD

$0.0001 ordinary shares

Purchase

892

110.1749 USD

$0.0001 ordinary shares

Purchase

1,207

109.4500 USD

$0.0001 ordinary shares

Purchase

1,494

109.5081 USD

$0.0001 ordinary shares

Purchase

1,513

111.0000 USD

$0.0001 ordinary shares

Purchase

1,726

108.9490 USD

$0.0001 ordinary shares

Purchase

3,477

108.8760 USD

$0.0001 ordinary shares

Purchase

3,586

109.5899 USD

$0.0001 ordinary shares

Purchase

4,452

109.6549 USD

$0.0001 ordinary shares

Purchase

4,952

108.4864 USD

$0.0001 ordinary shares

Purchase

6,830

108.6079 USD

$0.0001 ordinary shares

Purchase

8,228

109.0337 USD

$0.0001 ordinary shares

Purchase

9,007

110.2280 USD

$0.0001 ordinary shares

Purchase

10,911

109.3071 USD

$0.0001 ordinary shares

Purchase

13,053

108.8141 USD

$0.0001 ordinary shares

Purchase

13,900

108.8100 USD

$0.0001 ordinary shares

Purchase

15,139

109.0114 USD

$0.0001 ordinary shares

Purchase

19,120

110.9073 USD

$0.0001 ordinary shares

Purchase

33,830

110.0300 USD

$0.0001 ordinary shares

Purchase

50,766

109.6065 USD

$0.0001 ordinary shares

Purchase

58,538

109.2329 USD

$0.0001 ordinary shares

Purchase

60,061

109.9354 USD

$0.0001 ordinary shares

Purchase

79,435

110.6735 USD

$0.0001 ordinary shares

Purchase

116,132

110.7309 USD

$0.0001 ordinary shares

Purchase

494,142

109.1660 USD

$0.0001 ordinary shares

Purchase

507,601

109.3050 USD

$0.0001 ordinary shares

Purchase

610,274

109.4638 USD

$0.0001 ordinary shares

Sale

1

109.3900 USD

$0.0001 ordinary shares

Sale

56

109.1829 USD

$0.0001 ordinary shares

Sale

58

111.2900 USD

$0.0001 ordinary shares

Sale

59

109.9401 USD

$0.0001 ordinary shares

Sale

86

110.0341 USD

$0.0001 ordinary shares

Sale

100

109.9700 USD

$0.0001 ordinary shares

Sale

100

108.2400 USD

$0.0001 ordinary shares

Sale

100

110.5800 USD

$0.0001 ordinary shares

Sale

101

110.9900 USD

$0.0001 ordinary shares

Sale

115

111.3241 USD

$0.0001 ordinary shares

Sale

151

108.6680 USD

$0.0001 ordinary shares

Sale

200

109.9100 USD

$0.0001 ordinary shares

Sale

200

109.5100 USD

$0.0001 ordinary shares

Sale

200

109.4800 USD

$0.0001 ordinary shares

Sale

229

109.9769 USD

$0.0001 ordinary shares

Sale

242

109.9234 USD

$0.0001 ordinary shares

Sale

265

110.3275 USD

$0.0001 ordinary shares

Sale

300

109.9500 USD

$0.0001 ordinary shares

Sale

300

109.3910 USD

$0.0001 ordinary shares

Sale

311

109.8547 USD

$0.0001 ordinary shares

Sale

400

109.4950 USD

$0.0001 ordinary shares

Sale

400

109.8875 USD

$0.0001 ordinary shares

Sale

452

111.0465 USD

$0.0001 ordinary shares

Sale

500

109.4600 USD

$0.0001 ordinary shares

Sale

504

109.4559 USD

$0.0001 ordinary shares

Sale

532

109.9662 USD

$0.0001 ordinary shares

Sale

538

111.0000 USD

$0.0001 ordinary shares

Sale

600

109.6450 USD

$0.0001 ordinary shares

Sale

600

110.0500 USD

$0.0001 ordinary shares

Sale

600

109.4933 USD

$0.0001 ordinary shares

Sale

604

109.9242 USD

$0.0001 ordinary shares

Sale

695

109.1175 USD

$0.0001 ordinary shares

Sale

700

109.9314 USD

$0.0001 ordinary shares

Sale

700

109.4871 USD

$0.0001 ordinary shares

Sale

800

109.5437 USD

$0.0001 ordinary shares

Sale

834

110.0127 USD

$0.0001 ordinary shares

Sale

885

110.3712 USD

$0.0001 ordinary shares

Sale

1,075

110.1164 USD

$0.0001 ordinary shares

Sale

1,200

109.1133 USD

$0.0001 ordinary shares

Sale

1,266

109.3715 USD

$0.0001 ordinary shares

Sale

1,294

109.4530 USD

$0.0001 ordinary shares

Sale

1,717

109.9173 USD

$0.0001 ordinary shares

Sale

1,825

109.3279 USD

$0.0001 ordinary shares

Sale

2,190

110.3386 USD

$0.0001 ordinary shares

Sale

2,297

111.0835 USD

$0.0001 ordinary shares

Sale

2,703

111.0700 USD

$0.0001 ordinary shares

Sale

2,727

110.0813 USD

$0.0001 ordinary shares

Sale

3,851

109.8640 USD

$0.0001 ordinary shares

Sale

4,022

110.5824 USD

$0.0001 ordinary shares

Sale

4,297

110.9608 USD

$0.0001 ordinary shares

Sale

4,300

109.2448 USD

$0.0001 ordinary shares

Sale

5,000

108.9570 USD

$0.0001 ordinary shares

Sale

5,024

110.1319 USD

$0.0001 ordinary shares

Sale

5,132

110.1762 USD

$0.0001 ordinary shares

Sale

8,568

109.4075 USD

$0.0001 ordinary shares

Sale

9,158

110.0556 USD

$0.0001 ordinary shares

Sale

9,828

110.0300 USD

$0.0001 ordinary shares

Sale

16,195

110.0042 USD

$0.0001 ordinary shares

Sale

18,184

110.6265 USD

$0.0001 ordinary shares

Sale

20,269

110.8667 USD

$0.0001 ordinary shares

Sale

20,456

109.5422 USD

$0.0001 ordinary shares

Sale

21,299

110.3260 USD

$0.0001 ordinary shares

Sale

23,064

109.7406 USD

$0.0001 ordinary shares

Sale

27,212

109.9371 USD

$0.0001 ordinary shares

Sale

27,835

109.4183 USD

$0.0001 ordinary shares

Sale

52,735

110.0403 USD

$0.0001 ordinary shares

Sale

55,344

110.6659 USD

$0.0001 ordinary shares

Sale

59,910

109.1093 USD

$0.0001 ordinary shares

Sale

92,616

109.6236 USD

$0.0001 ordinary shares

Sale

92,633

109.4270 USD

$0.0001 ordinary shares

Sale

100,000

108.4787 USD

$0.0001 ordinary shares

Sale

107,482

109.4553 USD

$0.0001 ordinary shares

Sale

120,600

109.4500 USD

$0.0001 ordinary shares

Sale

215,717

109.4499 USD

$0.0001 ordinary shares

Sale

331,204

109.2571 USD

$0.0001 ordinary shares

Sale

610,274

109.4638 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

Purchasing

1,400

105.0000 USD

American

12 May 2023

0.3000 USD

$0.0001 ordinary shares

Put Options

Purchasing

100

106.0000 USD

American

12 May 2023

0.3500 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:

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

Put Options

Written

495,500

100

American

16 Jun 2023

$0.0001 ordinary shares

Put Options

Written

150,000

090

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

-65,000

095

American

19 May 2023

$0.0001 ordinary shares

Put Options

Purchased

-25,000

085

American

19 May 2023

$0.0001 ordinary shares

Put Options

Purchased

-100

106

American

12 May 2023

$0.0001 ordinary shares

Put Options

Purchased

-1,400

105

American

12 May 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

Put Options

Written

65,000

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

Purchased

-800,000

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

-162,000

090

American

21 Jul 2023

$0.0001 ordinary shares

Put Options

Purchased

-10,200

100

American

18 Aug 2023