NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the Central Bank of Ireland) ⁱ

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

AIB Group plc

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

[] An acquisition or disposal of voting rights

[X] An acquisition or disposal of financial instruments

[] An event changing the breakdown of voting rights

[] Other (please specify)ⁱⁱ

3. Details of person subject to the notification obligation ^iv :

Name:

Bank of America Corporation

City and country of registered office (if applicable):

Wilmington, DE, United States

4. Full name of shareholder(s) (if different from 3.)^v:

5. Date on which the threshold was crossed or reached ^vi : 09/ 05/2025

6. Date on which issuer notified: 12/05/2025

7. Threshold(s) that is/are crossed or reached: 5%

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^vii

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

0.698%

4.719%

5.417%

2,136,766,718

Position of previous notification (if applicable)

0.831%

4.002%

4.833%

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

A: Voting rights attached to shares

Class/type of
shares

ISIN code (if possible)

Number of voting rights ^ix

% of voting rights

Direct

Indirect

Direct

Indirect

IE00BF0L3536

n/a

13,499,871

n/a

0.632%

US00135T1043

n/a

1,408,544

n/a

0.066%

SUBTOTAL A

n/a

14,908,415

n/a

0.698%

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

Type of financial instrument

Expiration
date ^x

Exercise/
Conversion Period ^xi

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

% of voting rights

Right to Recall

n/a

n/a

25,906

0.001%

Physical Swap

13/05/2025

n/a

 6,036,453

0.283%

Physical Swap

28/05/2025

n/a

 9,468,493

0.443%

SUBTOTAL B.1

15,530,852

0.727%

Type of financial instrument

Expiration date

Exercise/conversion period

Physical or cash settlement

Number of voting rights

% of voting rights

Swaps

10/06/2025

n/a

Cash

 6,581,605

0.308%

Swaps

12/06/2025

n/a

Cash

 20,591,434

0.964%

Swaps

25/07/2025

n/a

Cash

 7,156,657

0.335%

Swaps

29/08/2025

n/a

Cash

 17,061

0.001%

Swaps

08/09/2025

n/a

Cash

 206,128

0.010%

Swaps

29/12/2025

n/a

Cash

 114,973

0.005%

Swaps

06/01/2026

n/a

Cash

 10,000,000

0.468%

Swaps

30/01/2026

n/a

Cash

 13,614

0.001%

Swaps

23/02/2026

n/a

Cash

 1,291,458

0.060%

Swaps

18/03/2026

n/a

Cash

 462

0.000%

Swaps

31/03/2026

n/a

Cash

 171,762

0.008%

Swaps

02/04/2026

n/a

Cash

 34,313,616

1.606%

Swaps

09/04/2026

n/a

Cash

 839,926

0.039%

Swaps

28/05/2026

n/a

Cash

 5,204

0.000%

Swaps

08/06/2026

n/a

Cash

 177,419

0.008%

Swaps

31/07/2026

n/a

Cash

 3,405,924

0.159%

Swaps

31/08/2026

n/a

Cash

 139,432

0.007%

Swaps

01/10/2026

n/a

Cash

 22,761

0.001%

Swaps

16/10/2026

n/a

Cash

 2,899

0.000%

Swaps

22/10/2026

n/a

Cash

 20,156

0.001%

Swaps

16/03/2029

n/a

Cash

 231,723

0.011%

Swaps

07/05/2030

n/a

Cash

 888

0.000%

SUBTOTAL B.2

85,305,102

3.992%

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. ^xiii

[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 ^xiv :

Name ^xv

% 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

Bank of America Corporation

NB Holdings Corporation

BAC North America Holding Company

Bank of America, National Association

Bank of America Corporation

NB Holdings Corporation

BAC North America Holding Company

Merrill Lynch, Pierce, Fenner & Smith Incorporated

Managed Account Advisors LLC

Bank of America Corporation

NB Holdings Corporation

BofAML Jersey Holdings Limited

BofAML EMEA Holdings 2 Limited

Merrill Lynch International

3.040%

3.643%

Bank of America Corporation

NB Holdings Corporation

BofA Securities, Inc.

Bank of America Corporation

NB Holdings Corporation

BAC North America Holding Company

Merrill Lynch, Pierce, Fenner & Smith Incorporated

11. In case of proxy voting: [name of the proxy holder] will cease to hold [% and number] voting rights as of [date]

12. Additional information ^xvi :