Transaction in Own Shares

Bank of Ireland Group plc - Transaction in Own Shares

Bank of Ireland Group plc ("BOIG") today announces that on Friday,12 September 2025 it purchased the following number of its ordinary shares (the "shares") on Euronext Dublin, from BOIG's broker, UBS AG London Branch ("UBS"). The shares purchased will be cancelled.

Euronext Dublin

Number of shares purchased:

186,626

Highest price paid per share:

€13.6850

Lowest price paid per share:

€13.4100

Volume weighted average price paid:

€13.5177

These share purchases form part of BOIG's intention to buy back up to €590 million of shares as part of the buy-back programme announced on 25 February 2025 (the "programme").

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (including as it forms part of retained EU law in the United Kingdom ("UK") from time to time, including, where relevant, pursuant to the UK's European Union (Withdrawal) Act 2018, a detailed breakdown of individual trades made by UBS on behalf of BOIG as part of the programme is scheduled to this announcement.

Contact:Sarah McLaughlinGroup SecretaryTel: +353 (0)87 4315242

Issuer name:

Bank of Ireland Group plc

LEI:

635400C8EK6DRI12LJ39

ISIN:

IE00BD1RP616

Intermediary name:

UBS Europe SE

Intermediary code:

5299007QVIQ7IO64NX37

Time zone:

BST

Currency:

EUR

Number of Shares

Gross Price per Share

Currency

Trade time

Exchange

Trade ID

326

13.44

EUR

08:03:19

Euronext Dublin

2607183

427

13.44

EUR

08:03:19

Euronext Dublin

2607181

89

13.44

EUR

08:03:19

Euronext Dublin

2607179

828

13.44

EUR

08:03:19

Euronext Dublin

2607177

833

13.41

EUR

08:32:21

Euronext Dublin

2639968

829

13.42

EUR

08:37:30

Euronext Dublin

2645418

761

13.42

EUR

08:41:41

Euronext Dublin

2649553

851

13.42

EUR

08:42:59

Euronext Dublin

2650760

642

13.46

EUR

08:46:20

Euronext Dublin

2654765

159

13.46

EUR

08:46:20

Euronext Dublin

2654763

927

13.46

EUR

08:46:20

Euronext Dublin

2654761

719

13.46

EUR

08:46:20

Euronext Dublin

2654759

848

13.47

EUR

08:51:00

Euronext Dublin

2660419

704

13.49

EUR

08:55:01

Euronext Dublin

2665614

796

13.51

EUR

08:59:10

Euronext Dublin

2670774

706

13.52

EUR

09:02:04

Euronext Dublin

2674364

748

13.49

EUR

09:02:16

Euronext Dublin

2674515

731

13.52

EUR

09:13:18

Euronext Dublin

2687390

786

13.52

EUR

09:17:05

Euronext Dublin

2691260

865

13.56

EUR

09:27:30

Euronext Dublin

2700443

997

13.56

EUR

09:27:30

Euronext Dublin

2700440

867

13.56

EUR

09:31:59

Euronext Dublin

2703792

777

13.57

EUR

09:31:59

Euronext Dublin

2703790

839

13.55

EUR

09:32:44

Euronext Dublin

2704275

793

13.56

EUR

09:34:25

Euronext Dublin

2705328

728

13.53

EUR

09:43:17

Euronext Dublin

2712367

748

13.58

EUR

09:57:20

Euronext Dublin

2723550

10

13.58

EUR

09:57:20

Euronext Dublin

2723548

705

13.61

EUR

10:00:03

Euronext Dublin

2725668

133

13.61

EUR

10:00:03

Euronext Dublin

2725666

198

13.59

EUR

10:00:03

Euronext Dublin

2725648

773

13.59

EUR

10:00:03

Euronext Dublin

2725629

783

13.61

EUR

10:00:10

Euronext Dublin

2725802

781

13.61

EUR

10:00:24

Euronext Dublin

2725971

922

13.61

EUR

10:00:24

Euronext Dublin

2725969

712

13.60

EUR

10:00:27

Euronext Dublin

2726036

369

13.59

EUR

10:00:50

Euronext Dublin

2726298

394

13.59

EUR

10:00:50

Euronext Dublin

2726296

798

13.59

EUR

10:13:36

Euronext Dublin

2735864

738

13.59

EUR

10:16:23

Euronext Dublin

2738857

98

13.59

EUR

10:16:23

Euronext Dublin

2738855

711

13.59

EUR

10:20:53

Euronext Dublin

2744241

780

13.59

EUR

10:21:14

Euronext Dublin

2744413

711

13.63

EUR

10:24:57

Euronext Dublin

2746804

569

13.63

EUR

10:24:57

Euronext Dublin

2746801

910

13.62

EUR

10:24:58

Euronext Dublin

2746819

569

13.63

EUR

10:29:28

Euronext Dublin

2750454

260

13.63

EUR

10:29:28

Euronext Dublin

2750456

775

13.63

EUR

10:29:28

Euronext Dublin

2750448

699

13.63

EUR

10:32:59

Euronext Dublin

2752960

844

13.63

EUR

10:34:04

Euronext Dublin

2753565

569

13.64

EUR

10:37:51

Euronext Dublin

2757136

825

13.64

EUR

10:37:51

Euronext Dublin

2757134

128

13.64

EUR

10:38:54

Euronext Dublin

2757830

700

13.64

EUR

10:38:54

Euronext Dublin

2757828

748

13.64

EUR

10:38:54

Euronext Dublin

2757816

112

13.64

EUR

10:38:54

Euronext Dublin

2757814

648

13.64

EUR

10:38:54

Euronext Dublin

2757812

805

13.64

EUR

10:42:56

Euronext Dublin

2761408

862

13.65

EUR

10:46:55

Euronext Dublin

2764437

747

13.64

EUR

10:51:22

Euronext Dublin

2767931

722

13.69

EUR

10:57:56

Euronext Dublin

2774185

378

13.69

EUR

10:57:56

Euronext Dublin

2774183

434

13.69

EUR

10:57:56

Euronext Dublin

2774181

717

13.69

EUR

11:00:04

Euronext Dublin

2776848

746

13.68

EUR

11:01:02

Euronext Dublin

2777491

727

13.67

EUR

11:02:11

Euronext Dublin

2778464

335

13.64

EUR

11:11:54

Euronext Dublin

2785327

524

13.64

EUR

11:11:54

Euronext Dublin

2785329

755

13.65

EUR

11:28:28

Euronext Dublin

2795046

479

13.64

EUR

11:30:34

Euronext Dublin

2796757

310

13.64

EUR

11:30:34

Euronext Dublin

2796755

778

13.63

EUR

11:40:06

Euronext Dublin

2802791

711

13.62

EUR

11:50:18

Euronext Dublin

2808884

860

13.62

EUR

11:57:23

Euronext Dublin

2813309

626

13.62

EUR

12:05:26

Euronext Dublin

2820119

112

13.62

EUR

12:05:26

Euronext Dublin

2820121

144

13.62

EUR

12:05:26

Euronext Dublin

2820113

619

13.62

EUR

12:05:26

Euronext Dublin

2820115

788

13.62

EUR

12:15:05

Euronext Dublin

2825822

739

13.62

EUR

12:20:01

Euronext Dublin

2828699

778

13.60

EUR

12:26:48

Euronext Dublin

2832771

188

13.60

EUR

12:42:45

Euronext Dublin

2845321

522

13.60

EUR

12:42:45

Euronext Dublin

2845319

729

13.60

EUR

12:50:00

Euronext Dublin

2850662

176

13.58

EUR

13:03:27

Euronext Dublin

2861904

542

13.58

EUR

13:03:27

Euronext Dublin

2861902

510

13.55

EUR

13:18:21

Euronext Dublin

2873726

240

13.55

EUR

13:18:21

Euronext Dublin

2873728

779

13.55

EUR

13:23:01

Euronext Dublin

2878523

758

13.54

EUR

13:28:28

Euronext Dublin

2883032

738

13.53

EUR

13:28:30

Euronext Dublin

2883560

787

13.53

EUR

13:31:13

Euronext Dublin

2887110

10

13.53

EUR

13:34:00

Euronext Dublin

2889374

200

13.53

EUR

13:34:04

Euronext Dublin

2889423

70

13.53

EUR

13:34:45

Euronext Dublin

2889833

180

13.53

EUR

13:34:45

Euronext Dublin

2889835

335

13.53

EUR

13:35:57

Euronext Dublin

2892614

846

13.53

EUR

13:35:57

Euronext Dublin

2892616

778

13.52

EUR

13:38:37

Euronext Dublin

2894275

124

13.53

EUR

13:42:06

Euronext Dublin

2897701

61

13.53

EUR

13:42:06

Euronext Dublin

2897699

142

13.53

EUR

13:42:06

Euronext Dublin

2897703

90

13.53

EUR

13:42:06

Euronext Dublin

2897697

281

13.53

EUR

13:42:06

Euronext Dublin

2897695

136

13.53

EUR

13:42:06

Euronext Dublin

2897693

14

13.53

EUR

13:42:06

Euronext Dublin

2897691

204

13.53

EUR

13:42:06

Euronext Dublin

2897689

16

13.53

EUR

13:42:06

Euronext Dublin

2897687

582

13.53

EUR

13:42:06

Euronext Dublin

2897685

440

13.53

EUR

13:48:53

Euronext Dublin

2903854

440

13.53

EUR

13:48:53

Euronext Dublin

2903849

132

13.53

EUR

13:52:08

Euronext Dublin

2907618

653

13.53

EUR

13:52:08

Euronext Dublin

2907616

846

13.53

EUR

13:52:50

Euronext Dublin

2908119

770

13.53

EUR

13:58:39

Euronext Dublin

2913337

285

13.56

EUR

14:06:30

Euronext Dublin

2922834

440

13.56

EUR

14:06:30

Euronext Dublin

2922832

1045

13.56

EUR

14:06:30

Euronext Dublin

2922815

792

13.53

EUR

14:15:28

Euronext Dublin

2931679

819

13.52

EUR

14:21:48

Euronext Dublin

2938562

163

13.52

EUR

14:28:00

Euronext Dublin

2945205

436

13.52

EUR

14:28:04

Euronext Dublin

2945276

190

13.52

EUR

14:28:04

Euronext Dublin

2945274

881

13.52

EUR

14:30:55

Euronext Dublin

2953718

440

13.54

EUR

14:33:27

Euronext Dublin

2958285

100

13.54

EUR

14:33:27

Euronext Dublin

2958287

725

13.53

EUR

14:36:39

Euronext Dublin

2966831

124

13.53

EUR

14:38:42

Euronext Dublin

2969719

609

13.53

EUR

14:38:58

Euronext Dublin

2970045

365

13.53

EUR

14:39:50

Euronext Dublin

2971159

404

13.53

EUR

14:39:50

Euronext Dublin

2971157

55

13.51

EUR

14:44:11

Euronext Dublin

2978817

459

13.51

EUR

14:44:30

Euronext Dublin

2979407

185

13.51

EUR

14:44:30

Euronext Dublin

2979405

216

13.50

EUR

14:48:28

Euronext Dublin

2988367

523

13.50

EUR

14:48:28

Euronext Dublin

2988365

999

13.50

EUR

14:48:28

Euronext Dublin

2988359

66

13.50

EUR

14:50:01

Euronext Dublin

2993155

286

13.50

EUR

14:50:01

Euronext Dublin

2993153

407

13.50

EUR

14:50:01

Euronext Dublin

2993151

743

13.51

EUR

14:55:03

Euronext Dublin

3003248

136

13.52

EUR

14:57:51

Euronext Dublin

3007751

198

13.52

EUR

14:58:26

Euronext Dublin

3008639

198

13.52

EUR

14:58:26

Euronext Dublin

3008637

226

13.52

EUR

14:58:34

Euronext Dublin

3008795

87

13.50

EUR

15:01:26

Euronext Dublin

3017597

190

13.50

EUR

15:01:41

Euronext Dublin

3017980

498

13.50

EUR

15:01:58

Euronext Dublin

3018473

216

13.50

EUR

15:03:00

Euronext Dublin

3020629

58

13.50

EUR

15:03:00

Euronext Dublin

3020627

100

13.50

EUR

15:03:00

Euronext Dublin

3020625

407

13.50

EUR

15:03:00

Euronext Dublin

3020623

834

13.50

EUR

15:05:10

Euronext Dublin

3026924

824

13.51

EUR

15:12:02

Euronext Dublin

3040175

868

13.51

EUR

15:14:55

Euronext Dublin

3045064

407

13.51

EUR

15:17:29

Euronext Dublin

3052929

1010

13.51

EUR

15:17:29

Euronext Dublin

3052925

100

13.51

EUR

15:17:40

Euronext Dublin

3053300

189

13.51

EUR

15:17:40

Euronext Dublin

3053298

207

13.51

EUR

15:17:40

Euronext Dublin

3053296

407

13.51

EUR

15:17:40

Euronext Dublin

3053294

695

13.50

EUR

15:20:21

Euronext Dublin

3060219

1876

13.50

EUR

15:21:13

Euronext Dublin

3061789

658

13.50

EUR

15:24:02

Euronext Dublin

3066989

616

13.50

EUR

15:24:02

Euronext Dublin

3066987

2716

13.50

EUR

15:24:03

Euronext Dublin

3067029

738

13.50

EUR

15:24:05

Euronext Dublin

3067090

758

13.50

EUR

15:24:05

Euronext Dublin

3067088

866

13.49

EUR

15:24:22

Euronext Dublin

3067563

867

13.49

EUR

15:26:41

Euronext Dublin

3074090

457

13.50

EUR

15:33:13

Euronext Dublin

3088209

516

13.50

EUR

15:33:13

Euronext Dublin

3088207

863

13.50

EUR

15:33:13

Euronext Dublin

3088204

746

13.50

EUR

15:34:28

Euronext Dublin

3090531

806

13.50

EUR

15:34:29

Euronext Dublin

3090564

569

13.50

EUR

15:34:29

Euronext Dublin

3090557

676

13.50

EUR

15:34:29

Euronext Dublin

3090552

3028

13.50

EUR

15:34:29

Euronext Dublin

3090538

775

13.50

EUR

15:34:30

Euronext Dublin

3090604

853

13.50

EUR

15:34:30

Euronext Dublin

3090594

473

13.50

EUR

15:34:30

Euronext Dublin

3090576

845

13.50

EUR

15:34:30

Euronext Dublin

3090574

1065

13.50

EUR

15:34:30

Euronext Dublin

3090572

268

13.50

EUR

15:34:31

Euronext Dublin

3090608

781

13.50

EUR

15:34:31

Euronext Dublin

3090606

516

13.50

EUR

15:34:36

Euronext Dublin

3090786

793

13.50

EUR

15:34:36

Euronext Dublin

3090781

763

13.50

EUR

15:35:41

Euronext Dublin

3094638

219

13.50

EUR

15:37:33

Euronext Dublin

3097866

591

13.50

EUR

15:37:33

Euronext Dublin

3097864

516

13.50

EUR

15:37:33

Euronext Dublin

3097862

100

13.50

EUR

15:37:33

Euronext Dublin

3097860

740

13.50

EUR

15:38:33

Euronext Dublin

3100186

832

13.49

EUR

15:43:14

Euronext Dublin

3110984

78

13.49

EUR

15:43:14

Euronext Dublin

3110986

716

13.48

EUR

15:43:49

Euronext Dublin

3111888

936

13.48

EUR

15:44:28

Euronext Dublin

3113238

324

13.47

EUR

15:45:14

Euronext Dublin

3117051

526

13.47

EUR

15:45:14

Euronext Dublin

3117049

166

13.47

EUR

15:45:14

Euronext Dublin

3117047

1001

13.47

EUR

15:45:14

Euronext Dublin

3117041

764

13.47

EUR

15:45:14

Euronext Dublin

3117031

719

13.47

EUR

15:45:29

Euronext Dublin

3117536

794

13.47

EUR

15:45:29

Euronext Dublin

3117538

161

13.47

EUR

15:45:45

Euronext Dublin

3118051

842

13.47

EUR

15:45:45

Euronext Dublin

3118047

1003

13.47

EUR

15:45:45

Euronext Dublin

3118039

794

13.47

EUR

15:47:25

Euronext Dublin

3121579

807

13.47

EUR

15:47:25

Euronext Dublin

3121574

1003

13.47

EUR

15:47:26

Euronext Dublin

3121649

784

13.47

EUR

15:47:26

Euronext Dublin

3121646

827

13.47

EUR

15:47:27

Euronext Dublin

3121675

696

13.47

EUR

15:51:49

Euronext Dublin

3131351

696

13.47

EUR

15:51:49

Euronext Dublin

3131346

1003

13.47

EUR

15:51:49

Euronext Dublin

3131344

256

13.47

EUR

15:51:49

Euronext Dublin

3131340

1003

13.47

EUR

15:51:49

Euronext Dublin

3131337

715

13.47

EUR

15:51:49

Euronext Dublin

3131334

1671

13.47

EUR

15:51:49

Euronext Dublin

3131329

843

13.47

EUR

15:52:10

Euronext Dublin

3131970

675

13.47

EUR

15:52:10

Euronext Dublin

3131967

33

13.47

EUR

15:52:10

Euronext Dublin

3131965

252

13.47

EUR

15:52:10

Euronext Dublin

3131963

699

13.47

EUR

15:52:10

Euronext Dublin

3131961

16

13.47

EUR

15:52:39

Euronext Dublin

3132730

859

13.47

EUR

15:52:39

Euronext Dublin

3132728

710

13.47

EUR

15:52:39

Euronext Dublin

3132722

838

13.47

EUR

15:52:47

Euronext Dublin

3132908

775

13.47

EUR

15:52:47

Euronext Dublin

3132904

892

13.47

EUR

15:52:57

Euronext Dublin

3133113

516

13.47

EUR

15:56:11

Euronext Dublin

3140589

1168

13.47

EUR

15:56:11

Euronext Dublin

3140587

716

13.46

EUR

15:56:45

Euronext Dublin

3141189

1001

13.46

EUR

15:58:17

Euronext Dublin

3144179

485

13.46

EUR

15:58:17

Euronext Dublin

3144177

327

13.46

EUR

15:58:30

Euronext Dublin

3144462

860

13.46

EUR

15:58:30

Euronext Dublin

3144460

385

13.46

EUR

15:58:30

Euronext Dublin

3144458

723

13.46

EUR

15:58:30

Euronext Dublin

3144456

841

13.47

EUR

15:58:33

Euronext Dublin

3144565

40

13.47

EUR

15:58:33

Euronext Dublin

3144563

20

13.47

EUR

15:58:33

Euronext Dublin

3144561

100

13.47

EUR

15:59:30

Euronext Dublin

3145673

360

13.47

EUR

15:59:30

Euronext Dublin

3145671

315

13.47

EUR

15:59:30

Euronext Dublin

3145669

84

13.47

EUR

15:59:30

Euronext Dublin

3145667

516

13.47

EUR

15:59:30

Euronext Dublin

3145665

2322

13.47

EUR

15:59:30

Euronext Dublin

3145663

245

13.47

EUR

15:59:45

Euronext Dublin

3146778

100

13.47

EUR

15:59:45

Euronext Dublin

3146776

516

13.47

EUR

15:59:45

Euronext Dublin

3146774

845

13.47

EUR

16:05:21

Euronext Dublin

3165276

440

13.47

EUR

16:06:39

Euronext Dublin

3167312

339

13.47

EUR

16:06:39

Euronext Dublin

3167310

424

13.47

EUR

16:06:39

Euronext Dublin

3167308

164

13.47

EUR

16:06:39

Euronext Dublin

3167306

516

13.50

EUR

16:07:57

Euronext Dublin

3169303

779

13.50

EUR

16:07:57

Euronext Dublin

3169292

284

13.50

EUR

16:08:00

Euronext Dublin

3169364

516

13.50

EUR

16:08:00

Euronext Dublin

3169362

516

13.50

EUR

16:08:02

Euronext Dublin

3169450

1077

13.49

EUR

16:08:04

Euronext Dublin

3169520

16

13.50

EUR

16:08:05

Euronext Dublin

3169530

100

13.50

EUR

16:08:05

Euronext Dublin

3169528

516

13.50

EUR

16:08:05

Euronext Dublin

3169526

214

13.49

EUR

16:08:05

Euronext Dublin

3169524

1493

13.49

EUR

16:09:04

Euronext Dublin

3171103

1051

13.49

EUR

16:09:04

Euronext Dublin

3171100

2218

13.49

EUR

16:09:04

Euronext Dublin

3171098

773

13.50

EUR

16:09:12

Euronext Dublin

3171355

984

13.50

EUR

16:11:38

Euronext Dublin

3179119

516

13.50

EUR

16:11:39

Euronext Dublin

3179121

727

13.50

EUR

16:11:44

Euronext Dublin

3179204

775

13.50

EUR

16:11:44

Euronext Dublin

3179202

769

13.50

EUR

16:11:44

Euronext Dublin

3179200

361

13.50

EUR

16:11:45

Euronext Dublin

3179232

516

13.50

EUR

16:11:45

Euronext Dublin

3179230

825

13.50

EUR

16:11:58

Euronext Dublin

3179650

510

13.50

EUR

16:11:58

Euronext Dublin

3179654

485

13.50

EUR

16:11:58

Euronext Dublin

3179652

361

13.50

EUR

16:11:58

Euronext Dublin

3179648

784

13.50

EUR

16:12:04

Euronext Dublin

3179945

821

13.50

EUR

16:12:23

Euronext Dublin

3180618

941

13.50

EUR

16:12:23

Euronext Dublin

3180615

866

13.50

EUR

16:12:26

Euronext Dublin

3180746

818

13.50

EUR

16:12:26

Euronext Dublin

3180735

2284

13.50

EUR

16:13:41

Euronext Dublin

3182813

1248

13.50

EUR

16:13:41

Euronext Dublin

3182815

516

13.50

EUR

16:13:41

Euronext Dublin

3182805

101

13.50

EUR

16:13:45

Euronext Dublin

3182947

516

13.50

EUR

16:13:45

Euronext Dublin

3182945

782

13.50

EUR

16:13:45

Euronext Dublin

3182943

1138

13.50

EUR

16:13:45

Euronext Dublin

3182941

782

13.50

EUR

16:13:45

Euronext Dublin

3182939

867

13.50

EUR

16:14:47

Euronext Dublin

3184906

793

13.50

EUR

16:14:58

Euronext Dublin

3185280

368

13.50

EUR

16:14:59

Euronext Dublin

3185332

2344

13.50

EUR

16:14:59

Euronext Dublin

3185318

134

13.50

EUR

16:15:00

Euronext Dublin

3185336

516

13.51

EUR

16:15:14

Euronext Dublin

3189317

100

13.51

EUR

16:15:14

Euronext Dublin

3189319

100

13.51

EUR

16:15:16

Euronext Dublin

3189357

516

13.51

EUR

16:15:16

Euronext Dublin

3189355

112

13.51

EUR

16:16:50

Euronext Dublin

3192618

47

13.51

EUR

16:16:50

Euronext Dublin

3192616

587

13.51

EUR

16:16:50

Euronext Dublin

3192614

530

13.51

EUR

16:16:51

Euronext Dublin

3192647

100

13.51

EUR

16:17:36

Euronext Dublin

3193964

23

13.51

EUR

16:17:36

Euronext Dublin

3193960

456

13.51

EUR

16:17:36

Euronext Dublin

3193962