Barclays Regulatory News (BARC)

FORM 8.3

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

25 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 

1,109,796

0.49%

588,514

0.26%

(2)

Derivatives (other than options):

53,580

0.02%

9,758

0.00%

(3)

Options and agreements to purchase/sell:

1,422,500

0.62%

1,185,400

0.52%

TOTAL:

2,585,876

1.13%

1,783,672

0.78%

(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

11

99.6000 USD

$0.0001 ordinary shares

Purchase

24

99.6316 USD

$0.0001 ordinary shares

Purchase

40

99.5785 USD

$0.0001 ordinary shares

Purchase

54

99.6496 USD

$0.0001 ordinary shares

Purchase

62

99.6109 USD

$0.0001 ordinary shares

Purchase

65

100.0000 USD

$0.0001 ordinary shares

Purchase

100

99.9200 USD

$0.0001 ordinary shares

Purchase

100

99.3200 USD

$0.0001 ordinary shares

Purchase

100

99.4400 USD

$0.0001 ordinary shares

Purchase

100

99.2800 USD

$0.0001 ordinary shares

Purchase

200

99.3950 USD

$0.0001 ordinary shares

Purchase

220

100.0053 USD

$0.0001 ordinary shares

Purchase

228

99.9900 USD

$0.0001 ordinary shares

Purchase

372

99.8958 USD

$0.0001 ordinary shares

Purchase

397

99.9560 USD

$0.0001 ordinary shares

Purchase

486

99.9567 USD

$0.0001 ordinary shares

Purchase

591

99.4211 USD

$0.0001 ordinary shares

Purchase

813

99.7703 USD

$0.0001 ordinary shares

Purchase

823

99.9224 USD

$0.0001 ordinary shares

Purchase

865

99.9632 USD

$0.0001 ordinary shares

Purchase

1,065

99.9371 USD

$0.0001 ordinary shares

Purchase

1,482

99.9310 USD

$0.0001 ordinary shares

Purchase

1,524

99.5023 USD

$0.0001 ordinary shares

Purchase

2,460

99.9425 USD

$0.0001 ordinary shares

Purchase

3,299

99.9489 USD

$0.0001 ordinary shares

Purchase

3,410

99.9442 USD

$0.0001 ordinary shares

Purchase

3,560

99.8750 USD

$0.0001 ordinary shares

Purchase

7,040

99.8800 USD

$0.0001 ordinary shares

Purchase

7,977

99.8157 USD

$0.0001 ordinary shares

Purchase

9,820

99.7518 USD

$0.0001 ordinary shares

Purchase

10,216

99.8177 USD

$0.0001 ordinary shares

Purchase

14,671

99.4794 USD

$0.0001 ordinary shares

Purchase

17,592

99.6452 USD

$0.0001 ordinary shares

Purchase

17,621

99.6106 USD

$0.0001 ordinary shares

Purchase

26,370

99.7975 USD

$0.0001 ordinary shares

Purchase

27,787

99.8143 USD

$0.0001 ordinary shares

Purchase

30,715

99.5400 USD

$0.0001 ordinary shares

Sale

12

99.5200 USD

$0.0001 ordinary shares

Sale

25

100.0600 USD

$0.0001 ordinary shares

Sale

25

99.5100 USD

$0.0001 ordinary shares

Sale

59

100.2000 USD

$0.0001 ordinary shares

Sale

70

99.3600 USD

$0.0001 ordinary shares

Sale

144

100.0234 USD

$0.0001 ordinary shares

Sale

149

99.6796 USD

$0.0001 ordinary shares

Sale

191

99.6171 USD

$0.0001 ordinary shares

Sale

200

99.3350 USD

$0.0001 ordinary shares

Sale

200

99.4600 USD

$0.0001 ordinary shares

Sale

212

99.9411 USD

$0.0001 ordinary shares

Sale

217

99.5161 USD

$0.0001 ordinary shares

Sale

245

99.3820 USD

$0.0001 ordinary shares

Sale

282

99.5000 USD

$0.0001 ordinary shares

Sale

421

99.6022 USD

$0.0001 ordinary shares

Sale

500

99.9340 USD

$0.0001 ordinary shares

Sale

501

99.5236 USD

$0.0001 ordinary shares

Sale

602

99.4886 USD

$0.0001 ordinary shares

Sale

629

99.4658 USD

$0.0001 ordinary shares

Sale

652

99.5370 USD

$0.0001 ordinary shares

Sale

684

99.4749 USD

$0.0001 ordinary shares

Sale

718

99.4684 USD

$0.0001 ordinary shares

Sale

758

99.5002 USD

$0.0001 ordinary shares

Sale

800

99.5150 USD

$0.0001 ordinary shares

Sale

1,000

99.4797 USD

$0.0001 ordinary shares

Sale

1,246

99.7280 USD

$0.0001 ordinary shares

Sale

1,604

99.4782 USD

$0.0001 ordinary shares

Sale

1,750

99.4785 USD

$0.0001 ordinary shares

Sale

1,994

99.5702 USD

$0.0001 ordinary shares

Sale

2,164

99.4796 USD

$0.0001 ordinary shares

Sale

2,200

99.5586 USD

$0.0001 ordinary shares

Sale

3,007

99.7979 USD

$0.0001 ordinary shares

Sale

3,560

99.8750 USD

$0.0001 ordinary shares

Sale

4,292

99.4891 USD

$0.0001 ordinary shares

Sale

7,040

99.8800 USD

$0.0001 ordinary shares

Sale

7,923

99.8734 USD

$0.0001 ordinary shares

Sale

8,223

99.5330 USD

$0.0001 ordinary shares

Sale

8,297

99.8241 USD

$0.0001 ordinary shares

Sale

8,775

99.8141 USD

$0.0001 ordinary shares

Sale

12,945

99.5938 USD

$0.0001 ordinary shares

Sale

16,612

99.7620 USD

$0.0001 ordinary shares

Sale

17,742

99.5647 USD

$0.0001 ordinary shares

Sale

23,871

99.8778 USD

$0.0001 ordinary shares

Sale

50,000

99.7211 USD

$0.0001 ordinary shares

Sale

130,000

99.9259 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:

26 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

$0.0001 ordinary shares

Put Options

Written

495,500

100

American

16 Jun 2023

$0.0001 ordinary shares

Put Options

Written

28,800

095

American

21 Jul 2023

$0.0001 ordinary shares

Call Options

Written

-10,600

105

American

18 Aug 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

10,200

080

American

18 Aug 2023

$0.0001 ordinary shares

Put Options

Written

250,000

105

American

16 Jun 2023

$0.0001 ordinary shares

Call Options

Written

-2,600

100

American

18 Aug 2023

$0.0001 ordinary shares

Call Options

Written

-2,000

100

American

21 Jul 2023

$0.0001 ordinary shares

Put Options

Written

400,000

100

American

18 Aug 2023

$0.0001 ordinary shares

Put Options

Written

74,000

090

American

15 Sep 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

Call Options

Written

-10,000

105

American

16 Jun 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