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REG - Citadel Group Mural Oncology PLC - Form 8.3 - Mural Oncology plc

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RNS Number : 2394U Citadel Group 06 August 2025  

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FORM 8.3

IRISH TAKEOVER PANEL

OPENING POSITION DISCLOSURE/DEALING DISCLOSURE UNDER RULE 8.3 OF THE IRISH TAKEOVER PANEL ACT, 1997, TAKEOVER

RULES, 2022 BY PERSONS WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE

1.             KEY INFORMATION

(a)   Full name of discloser

Citadel Group

(b)   Owner or controller of interests and short positions disclosed, if different from 1(a)

The naming of nominee or vehicle companies is insufficient. For a trust, the trustee(s), settlor and beneficiaries must be named.

N/A

(c)   Name of offeror/offeree in relation to whose relevant securities this form relates

Use a separate form for each offeror/offeree

MURAL ONCOLOGY PLC

(d)   If an exempt fund manager connected with an offeror/offeree, state this and specify identity of offeror/offeree (Note 1)

N/A

(e)   Date position held/dealing undertaken

For an opening position disclosure, state the latest practicable date prior to the disclosure

5 August 2025

(f)    In addition to the company in 1(c) above, is the discloser also making disclosures in respect of any other party to the offer?

If it is a cash offer or possible cash offer, state "N/A"

N/A

2.             INTERESTS AND SHORT POSITIONS

If there are interests and short positions to disclose in more than one class of relevant securities of the offeror or offeree named in 1(c), copy table 2 for each additional class of relevant security.

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Interests and short positions in the relevant securities of the offeror or offeree to which the disclosure relates following the dealing (if any)

(Note 2)

Class of relevant security

(Note 3)

Common Stock ISIN IE000LK2BOB4

$0.01 ordinary shares

Interests

Short positions

Number

%

Number

%

(1)   Relevant securities owned and/or controlled

161,320

0.93

0

0.00

(2)   Cash-settled derivatives

106

0.00

23

0.00

(3)   Stock-settled derivatives (including options) and agreements to purchase/ sell

18,800

0.10

93,000

0.53

Total

180,226

1.04

93,023

0.53

All interests and all short positions should be disclosed.

Details of options including rights to subscribe for new securities and any open stock-settled derivative positions (including traded options), or agreements to purchase or sell relevant securities, should be given on a Supplemental Form 8.

3.             DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE (Note 4)

Where there have been dealings in more than one class of relevant securities of the offeror or offeree named in 1(c), copy table 3(a), (b), (c) or (d) (as appropriate) for each additional class of relevant security dealt in.

The currency of all prices and other monetary amounts should be stated.

(a)           Purchases and sales

Class of relevant

security

Purchase/sale

Number of

securities

Price per unit

(Note 5)

 Common

Buy Transaction

1,500

1.7400 USD

 Common

Buy Transaction

6,400

1.7405 USD

 Common

Buy Transaction

1,000

1.7410 USD

 Common

Buy Transaction

54

1.7550 USD

 Common

Buy Transaction

2,500

1.7600 USD

 Common

Buy Transaction

1,900

1.7690 USD

 Common

Buy Transaction

5,005

1.7700 USD

 Common

Buy Transaction

1,184

1.7742 USD

 Common

Buy Transaction

70

1.7746 USD

 Common

Buy Transaction

285

1.7800 USD

 Common

Buy Transaction

1,061

1.7893 USD

 Common

Buy Transaction

12

1.7950 USD

 Common

Buy Transaction

98

1.7957 USD

 Common

Buy Transaction

28

1.7989 USD

 Common

Buy Transaction

334

1.8000 USD

 Common

Buy Transaction

4,236

1.8100 USD

 Common

Sell Transaction

1,500

1.7400 USD

 Common

Sell Transaction

96

1.7500 USD

 Common

Sell Transaction

6,955

1.7506 USD

 Common

Sell Transaction

71

1.7585 USD

 Common

Sell Transaction

81

1.7585 USD

 Common

Sell Transaction

2,850

1.7600 USD

 Common

Sell Transaction

2,233

1.7631 USD

 Common

Sell Transaction

208

1.7662 USD

 Common

Sell Transaction

56

1.7700 USD

 Common

Sell Transaction

13,182

1.7800 USD

 Common

Sell Transaction

6,371

1.7842 USD

 Common

Sell Transaction

1,061

1.7893 USD

 Common

Sell Transaction

4,767

1.7900 USD

 Common

Sell Transaction

119

1.7903 USD

 Common

Sell Transaction

3

1.7950 USD

 Common

Sell Transaction

1,823

1.7962 USD

 Common

Sell Transaction

444

1.7981 USD

 Common

Sell Transaction

28

1.7996 USD

 Common

Sell Transaction

1,528

1.8000 USD

 Common

Sell Transaction

4,766

1.8005 USD

 Common

Sell Transaction

4,549

1.8009 USD

 Common

Sell Transaction

300

1.8033 USD

 Common

Sell Transaction

1

1.8034 USD

 Common

Sell Transaction

6

1.8050 USD

 Common

Sell Transaction

794

1.8056 USD

 Common

Sell Transaction

5,000

1.8083 USD

 Common

Sell Transaction

11

1.8091 USD

 Common

Sell Transaction

3,028

1.8100 USD

 Common

Sell Transaction

6

1.8200 USD

 Common

Sell Transaction

1

1.8212 USD

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(b)           Cash-settled derivative transactions

Class of

relevant

security

 Common

Product

description

e.g. CFD

CFD

Nature of dealing

e.g. opening/ closing a long/ short position, increasing/ reducing a long/ short position

Reducing long position

Number of

reference

securities

(Note 6)

147

Price

per unit

(Note 5)

1.7378 USD

(c)           Stock-settled derivative transactions (including options)

(i)            Writing, selling, purchasing or varying

Class of

relevant

security

Product

description e.g. call

option

Writing, purchasing, selling, varying

etc.

Number

of

securities

to which

option

relates

(Note 6)

Exercise

price per

unit

Type

e.g.

American,

European

etc.

Expiry

date

Option

money

paid/

received per unit

Common

Call Option

Buy Transaction

19,200

5.0000 USD

American

2027-01-15

0.0500 USD

Common

Call Option

Buy Transaction

2,000

7.5000 USD

American

2026-03-20

0.0500 USD

Common

Call Option

Buy Transaction

100

2.5000 USD

American

2026-03-20

0.1000 USD

Common

Call Option

Buy Transaction

400

2.5000 USD

American

2027-01-15

0.1900 USD

Common

Call Option

Buy Transaction

200

2.5000 USD

American

2027-01-15

0.2200 USD

Common

Call Option

Sell Transaction

4,000

5.0000 USD

American

2027-01-15

0.0200 USD

Common

Call Option

Sell Transaction

3,000

5.0000 USD

American

2027-01-15

0.0400 USD

Common

Call Option

Sell Transaction

10,600

5.0000 USD

American

2027-01-15

0.0500 USD

Common

Call Option

Sell Transaction

300

2.5000 USD

American

2027-01-15

0.1600 USD

Common

Call Option

Sell Transaction

700

2.5000 USD

American

2027-01-15

0.1700 USD

Common

Call Option

Sell Transaction

100

2.5000 USD

American

2027-01-15

0.1800 USD

Common

Put Option

Sell Transaction

2,500

2.5000 USD

American

2027-01-15

0.8000 USD

(ii)           Exercise

  • Class of

    relevant

    security

  • Product

    description

    e.g. call

    option

  • Exercising/

    exercised

    against

  • Number of

    securities

  • Exercise

    price per

    unit

    (Note 5)

(d)           Other dealings (including transactions in respect of new securities) (Note 3)

  • Class of

    relevant

    security

  • Nature of dealing

    e.g. subscription,

    conversion, exercise

  • Details

  • Price per unit (if

    applicable)

    (Note 5)

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4.             OTHER INFORMATION

(a)           Indemnity and other dealing arrangements

  • Details of any indemnity or option arrangement, or any agreement or understanding, formal or informal, relating to relevant securities which may be an inducement to deal or refrain from dealing entered into by the person making the disclosure and any party to the offer or any person acting in concert with a party to the offer.

    Irrevocable commitments and letters of intent should not be included. If there are no such agreements, arrangements or understandings, state "none"

  • None

(b)           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

(c)           Attachments

  • Is a Supplemental Form 8 attached?

  • YES

Date of disclosure

6 August 2025

Contact name

Paula Santos

Telephone number

020 7645 9700

Public disclosures under Rule 8.3 of the Rules must be made to a Regulatory Information Service.

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SUPPLEMENTAL FORM 8

IRISH TAKEOVER PANEL

DISCLOSURE UNDER RULE 8.1, RULE 8.3, RULE 38.5(b) AND

RULE 38.6 OF THE IRISH TAKEOVER PANEL ACT, 1997,

TAKEOVER RULES, 2022

DETAILS OF OPEN STOCK-SETTLED DERIVATIVE (INCLUDING

OPTION) POSITIONS, AGREEMENTS TO PURCHASE OR SELL AND

RIGHTS TO SUBSCRIBE FOR NEW SECURITIES

1.             KEY INFORMATION

Full name of person making

disclosure:

Citadel Group

Name of offeror/offeree in relation

to whose relevant securities the

disclosure relates:

MURAL ONCOLOGY PLC

2.             STOCK-SETTLED DERIVATIVES (INCLUDING OPTIONS)

Class of

relevant

security

Product

description

e.g. call

option

Written or

purchased

Number of

securities to

which option

or derivative

relates

Exercise

price

per unit

Type

e.g.

American,

European

etc.

Expiry

date

Common

Call Option

Purchased

2,000

7.5 USD

American

20/03/2026

Common

Put Option

Purchased

-200

5.0 USD

American

15/08/2025

Common

Put Option

Purchased

-50,700

2.5 USD

American

15/01/2027

Common

Put Option

Purchased

-4,500

2.5 USD

American

15/08/2025

Common

Put Option

Purchased

-200

5.0 USD

American

19/09/2025

Common

Call Option

Purchased

14,600

5.0 USD

American

19/09/2025

Common

Call Option

Purchased

1,000

5.0 USD

American

20/03/2026

Common

Put Option

Purchased

-7,200

2.5 USD

American

19/09/2025

Common

Call Option

Purchased

800

5.0 USD

American

19/12/2025

Common

Put Option

Purchased

-3,100

2.5 USD

American

19/12/2025

Common

Put Option

Purchased

-200

7.5 USD

American

15/08/2025

Common

Call Option

Purchased

0

5.0 USD

American

15/01/2027

Common

Call Option

Purchased

400

2.5 USD

American

15/08/2025

Common

Call Option

Sold

-17,200

2.5 USD

American

19/09/2025

Common

Call Option

Sold

-7,800

2.5 USD

American

15/01/2027

Common

Call Option

Sold

-200

7.5 USD

American

19/09/2025

Common

Call Option

Sold

-300

2.5 USD

American

20/03/2026

Common

Call Option

Sold

-1,400

2.5 USD

American

19/12/2025

3.             AGREEMENTS TO PURCHASE OR SELL

Full details should be given so that the nature of the interest or position can be fully understood:

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4.             RIGHTS TO SUBSCRIBE FOR NEW SECURITIES (INCLUDING DIRECTORS' AND OTHER EMPLOYEE OPTIONS)

  • Class of relevant security in relation to which subscription right exists:

  • Details, including nature of the rights concerned and relevant percentages:

It is not necessary to provide details on a Supplemental Form with regard to cash-settled derivatives.

The currency of all prices and other monetary amounts should be stated.

For full details of disclosure requirements, see Rule 8 of the Rules. If in doubt, consult the Panel.

References in these notes to "the Rules" are to the Irish Takeover Panel Act, 1997, Takeover Rules, 2022.

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