Cairn Homes Plc: Holding(s) in Company

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

Cairn Homes PLC

2. Reason for the notification (please tick the appropriate box or boxes):

[X] An acquisition or disposal of voting rights

[ ] An acquisition or disposal of financial instruments [ ] An event changing the breakdown of voting rights [ ] Other (please specify):

3. Details of person subject to the notification obligation:

Name:

The Group Companies, Inc.

City and country of registered office (if applicable): Los Angeles, USA

4. Full name of shareholder(s) (if different from 3.): See Box 10

5. Date on which the threshold was crossed or reached:

26 Mar 2025

6. Date on which issuer notified:

27 Mar 2025

7. Threshold(s) that is/are crossed or reached:

The Group Companies, Inc. increased above 7.00% of total voting rights outstanding. Capital Research and Management Company increased above 7.00% of total voting rights outstanding.

8. Total positions of person(s) subject to the notification obligation:

% of voting rights attached to shares

(total of 9.A)

% of voting rights through financial instruments

(total of 9.B.1 + 9.B.2)

Total of both in % (9.A + 9.B)

Total number of voting rights of issuer

Resulting situation on the date on which threshold was crossed or reached

7.03%

0.00%

7.03%

620,247,107

Position of previous notification (if applicable)

6.00%

0.00%

6.00%

9. Notified details of the resulting situation on the date on which the threshold was crossed or reached:

A: Voting rights attached to shares

Class/type of shares ISIN code (if possible)

Number of voting rights

% of voting rights

Direct

Indirect

Direct

Indirect

IE00BWY4ZF18

Common Stock

43,581,670

7.03%

SUBTOTAL A

43,581,670

7.03%

B 1: Financial Instruments according to Regulation 17(1)(a) of the Regulations

Type of financial instrument

Expiration date

Exercise/ Conversion Period

Number of voting rights that may be acquired if the instrument is exercised/converted

% of voting rights

N/A

SUBTOTAL B.1

B 2: Financial Instruments with similar economic effect according to Regulation 17(1)(b) of the Regulations

Type of financial instrument

Expiration date

Exercise/ Conversion Period

Physical or cash settlement

Number of voting rights

% of voting rights

N/A

SUBTOTAL B.2

10. Information in relation to the person subject to the notification obligation (please tick the applicable box):

[ ] Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer.

[X] Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entity:

Name

% of voting rights if it equals or is higher than the notifiable threshold

% of voting rights through financial instruments if it equals or is higher than the notifiable threshold

Total of both if it equals or is higher than the notifiable threshold

Capital Research and Management Company

7.03%

7.03%

SMALLCAP World Fund, Inc. (a mutual fund managed by Capital Research and Management

Company)

6.63%

6.63%

Total

7.03%

7.03%