Barclays Regulatory News (BARC)

FORM 8.3 Amendment to Purchase

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

16 Jun 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 

1,028,370

0.45%

503,450

0.22%

(2)

Derivatives (other than options):

140,756

0.06%

98,064

0.04%

(3)

Options and agreements to purchase/sell:

1,278,100

0.56%

961,400

0.42%

TOTAL:

2,447,226

1.07%

1,562,914

0.68%

(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

1

101.3200 USD

$0.001 ordinary shares

Purchase

6

101.8900 USD

$0.001 ordinary shares

Purchase

52

101.3890 USD

$0.001 ordinary shares

Purchase

79

101.3513 USD

$0.001 ordinary shares

Purchase

90

101.6800 USD

$0.001 ordinary shares

Purchase

100

101.5200 USD

$0.001 ordinary shares

Purchase

102

101.4927 USD

$0.001 ordinary shares

Purchase

103

101.4800 USD

$0.001 ordinary shares

Purchase

200

101.6750 USD

$0.001 ordinary shares

Purchase

211

101.4900 USD

$0.001 ordinary shares

Purchase

218

101.5297 USD

$0.001 ordinary shares

Purchase

223

101.9386 USD

$0.001 ordinary shares

Purchase

258

101.6445 USD

$0.001 ordinary shares

Purchase

279

101.5028 USD

$0.001 ordinary shares

Purchase

356

101.6310 USD

$0.001 ordinary shares

Purchase

362

101.4870 USD

$0.001 ordinary shares

Purchase

451

101.6108 USD

$0.001 ordinary shares

Purchase

500

101.4040 USD

$0.001 ordinary shares

Purchase

507

101.4010 USD

$0.001 ordinary shares

Purchase

590

101.5088 USD

$0.001 ordinary shares

Purchase

695

101.4884 USD

$0.001 ordinary shares

Purchase

722

101.4909 USD

$0.001 ordinary shares

Purchase

997

101.4995 USD

$0.001 ordinary shares

Purchase

1,593

101.4854 USD

$0.001 ordinary shares

Purchase

2,212

101.4091 USD

$0.001 ordinary shares

Purchase

2,464

101.6170 USD

$0.001 ordinary shares

Purchase

4,670

101.4955 USD

$0.001 ordinary shares

Purchase

5,394

101.5198 USD

$0.001 ordinary shares

Purchase

6,776

101.6580 USD

$0.001 ordinary shares

Purchase

7,055

101.5054 USD

$0.001 ordinary shares

Purchase

7,967

101.4721 USD

$0.001 ordinary shares

Purchase

9,446

101.5000 USD

$0.001 ordinary shares

Purchase

10,000

101.5500 USD

$0.001 ordinary shares

Purchase

10,415

101.4824 USD

$0.001 ordinary shares

Purchase

40,890

101.6192 USD

$0.001 ordinary shares

Purchase

50,000

100.0000 USD

$0.001 ordinary shares

Purchase

52,623

101.5523 USD

$0.001 ordinary shares

Purchase

55,600

105.0000 USD

$0.001 ordinary shares

Purchase

60,008

101.6300 USD

$0.001 ordinary shares

Sale

3

101.3300 USD

$0.001 ordinary shares

Sale

24

101.4004 USD

$0.001 ordinary shares

Sale

25

101.4304 USD

$0.001 ordinary shares

Sale

100

101.5400 USD

$0.001 ordinary shares

Sale

100

101.4600 USD

$0.001 ordinary shares

Sale

100

101.0500 USD

$0.001 ordinary shares

Sale

100

101.4800 USD

$0.001 ordinary shares

Sale

105

101.3020 USD

$0.001 ordinary shares

Sale

146

101.3093 USD

$0.001 ordinary shares

Sale

178

101.6310 USD

$0.001 ordinary shares

Sale

181

101.2976 USD

$0.001 ordinary shares

Sale

200

101.5700 USD

$0.001 ordinary shares

Sale

201

101.5000 USD

$0.001 ordinary shares

Sale

209

101.5600 USD

$0.001 ordinary shares

Sale

300

101.3000 USD

$0.001 ordinary shares

Sale

320

101.5265 USD

$0.001 ordinary shares

Sale

333

101.3320 USD

$0.001 ordinary shares

Sale

358

101.3419 USD

$0.001 ordinary shares

Sale

406

101.5476 USD

$0.001 ordinary shares

Sale

418

101.4577 USD

$0.001 ordinary shares

Sale

500

101.4900 USD

$0.001 ordinary shares

Sale

600

101.4966 USD

$0.001 ordinary shares

Sale

629

101.5229 USD

$0.001 ordinary shares

Sale

686

101.3175 USD

$0.001 ordinary shares

Sale

888

101.7346 USD

$0.001 ordinary shares

Sale

1,000

101.4860 USD

$0.001 ordinary shares

Sale

1,079

101.5100 USD

$0.001 ordinary shares

Sale

1,200

101.5008 USD

$0.001 ordinary shares

Sale

1,300

101.4626 USD

$0.001 ordinary shares

Sale

1,700

101.4064 USD

$0.001 ordinary shares

Sale

2,731

101.6309 USD

$0.001 ordinary shares

Sale

3,172

101.4025 USD

$0.001 ordinary shares

Sale

4,798

101.3440 USD

$0.001 ordinary shares

Sale

5,501

101.4309 USD

$0.001 ordinary shares

Sale

5,896

101.5485 USD

$0.001 ordinary shares

Sale

6,776

101.6580 USD

$0.001 ordinary shares

Sale

11,709

101.6197 USD

$0.001 ordinary shares

Sale

20,000

101.5500 USD

$0.001 ordinary shares

Sale

26,324

101.6300 USD

$0.001 ordinary shares

Sale

39,144

101.6234 USD

$0.001 ordinary shares

Sale

55,214

101.5455 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

$0.001 ordinary shares

Put Options

Purchasing

32,500

105.0000 USD

American

16 Jun 2023

3.9200 USD

$0.001 ordinary shares

Call Options

Purchasing

50,000

100.0000 USD

American

16 Jun 2023

1.0900 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:

23 Jun 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

100

American

16 Jun 2023

$0.001 ordinary shares

Put Options

Written

495,500

100

American

16 Jun 2023

$0.001 ordinary shares

Call Options

Written

-25,000

115

American

18 Aug 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

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

10,200

080

American

18 Aug 2023

$0.001 ordinary shares

Put Options

Written

55,600

105

American

16 Jun 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

Put Options

Written

400,000

100

American

18 Aug 2023

$0.001 ordinary shares

Put Options

Written

74,000

090

American

15 Sep 2023

$0.001 ordinary shares

Put Options

Purchased

-544,200

080

American

18 Aug 2023

$0.001 ordinary shares

Put Options

Written

162,000

105

American

21 Jul 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

$0.001 ordinary shares

Call Options

Written

-10,000

105

American

16 Jun 2023