Transaction in Own Shares

26 August 2025

Convatec Group plc

("Convatec" or "the Company")

Transaction in own shares

The Company announces that it has purchased ordinary shares of 10 pence each ("shares") through UBS AG London Branch ("UBS"), as part of the share buyback programme of up to $300m announced on 20 August 2025 (the "Programme").

Date of purchase:

22 August 2025

Number of shares purchased:

1,235,062

Highest price paid per share

244.00

Lowest price paid per share

240.40

Volume weighted average price paid per share

242.35

The purchased shares will be held in treasury.

Following the purchase of these shares, the Company holds 1,242,173 of its ordinary shares in treasury and has 2,048,547,386 ordinary shares in issue (excluding treasury shares). The figure of 2,048,547,386 ordinary shares represents the total voting rights in the Company and may be used by shareholders as the denominator for the calculations by which they can determine if they are required to notify their interest in, or a change to their interest in, the Company under the Financial Conduct Authority's Disclosure Guidance and Transparency Rules.

This announcement is made in accordance with the requirements of UKLR 9.6.6R.

The table below contains detailed information about the purchases made as part of the Programme.

Aggregated information of ordinary shares purchased according to each trading venue:

Trading venue

Volume weighted average price paid (pence)

Aggregated volume

Highest price paid (pence)

Lowest price paid (pence)

London Stock Exchange

 242.34

 810,125

 244.00

 240.60

BATS Europe

 242.43

 88,115

 243.80

 240.40

Chi-X Europe

 242.35

 246,114

 243.80

 240.80

Aquis

 242.36

 90,708

 243.80

 240.80

In accordance with Article 5(1)(b) of Regulation (EU) No. 596/2014 (as incorporated into UK domestic law by the European Union (Withdrawal) Act 2018), a full breakdown of the individual trades made by UBS on behalf of the Company as part of the Programme is detailed below.

Enquiries

The person responsible for making this announcement is James Kerton, Company Secretary, Convatec Group Plc: [email protected]

Media: [email protected]

Investor Relations: [email protected]

Convatec Group Plc's LEI code is 213800LS272L4FIDOH92

Schedule of Purchases - Individual Transactions

Time of transaction

Volume

Price (GBp)

Trading venue

Transaction Reference Number

08:11:57

13

243.0000

Aquis

2816673

08:12:25

6,263

243.0000

Aquis

2817024

08:31:55

6,674

243.8000

Aquis

2834959

09:54:02

3,136

242.6000

Aquis

2905771

09:54:02

3,691

242.6000

Aquis

2905765

09:56:16

416

242.4000

Aquis

2907588

09:57:08

2,775

242.4000

Aquis

2908162

10:00:45

2,479

242.4000

Aquis

2911112

10:00:45

1,122

242.4000

Aquis

2911108

10:51:43

4,538

241.8000

Aquis

2949928

10:51:49

1,446

241.8000

Aquis

2950000

11:40:17

108

241.2000

Aquis

2981503

11:40:17

13

241.2000

Aquis

2981495

11:40:17

248

241.2000

Aquis

2981491

11:40:17

589

241.2000

Aquis

2981493

11:40:17

24

241.2000

Aquis

2981497

11:40:17

3

241.2000

Aquis

2981499

11:40:17

18

241.2000

Aquis

2981501

11:40:17

78

241.2000

Aquis

2981489

11:40:17

947

241.2000

Aquis

2981487

11:40:17

80

241.2000

Aquis

2981485

11:40:17

156

241.2000

Aquis

2981483

11:40:17

405

241.2000

Aquis

2981481

11:40:17

1,439

241.2000

Aquis

2981471

11:40:22

3,013

241.2000

Aquis

2981538

11:41:35

61

241.2000

Aquis

2982235

12:34:21

736

240.8000

Aquis

3013423

12:34:28

236

240.8000

Aquis

3013462

12:34:28

3,611

240.8000

Aquis

3013460

12:35:48

2,259

240.8000

Aquis

3014546

13:34:58

6,574

241.2000

Aquis

3053431

14:32:48

3,458

241.8000

Aquis

3106238

14:32:48

2,858

241.8000

Aquis

3106246

14:59:39

42

242.4000

Aquis

3151633

15:00:27

411

242.8000

Aquis

3159333

15:00:27

6,112

242.8000

Aquis

3159331

15:04:58

6,433

242.8000

Aquis

3172032

15:04:58

319

242.8000

Aquis

3172028

15:04:58

98

242.8000

Aquis

3172024

15:04:58

5

242.8000

Aquis

3172022

15:17:55

6,518

242.6000

Aquis

3204986

15:41:17

4,366

242.8000

Aquis

3254147

15:59:43

6,937

243.6000

Aquis

3290853

08:12:25

7,070

243.0000

BATE

2817022

08:47:01

7,136

243.4000

BATE

2849306

08:47:01

29

243.4000

BATE

2849304

10:23:51

6,772

242.4000

BATE

2929280

11:27:09

6,151

241.4000

BATE

2973579

12:16:12

569

240.4000

BATE

3003388

12:41:33

5,348

240.6000

BATE

3017616

12:41:33

786

240.6000

BATE

3017614

13:34:58

5,343

241.2000

BATE

3053441

13:34:58

774

241.2000

BATE

3053437

13:50:41

447

241.6000

BATE

3066700

13:51:50

64

241.6000

BATE

3067319

13:57:50

7,194

241.6000

BATE

3072136

13:57:50

6,303

241.6000

BATE

3072134

15:04:58

7,002

242.8000

BATE

3172016

15:17:55

7,152

242.6000

BATE

3204978

15:47:57

2,189

243.8000

BATE

3269776

15:47:57

4,857

243.8000

BATE

3269778

15:49:50

1,131

243.6000

BATE

3273208

15:49:50

3,059

243.6000

BATE

3273196

15:49:50

2,189

243.6000

BATE

3273202

16:07:05

6,550

243.4000

BATE

3308452

08:12:25

6,059

243.0000

CHIX

2817020

08:31:55

5,729

243.8000

CHIX

2834951

08:31:55

756

243.8000

CHIX

2834949

08:34:58

457

243.6000

CHIX

2838028

08:35:26

7,284

243.6000

CHIX

2838624

08:41:40

840

243.4000

CHIX

2843975

08:43:39

2,479

243.4000

CHIX

2845889

08:47:01

3,814

243.4000

CHIX

2849310

08:52:07

529

242.6000

CHIX

2854942

08:53:27

3,704

242.6000

CHIX

2856101

08:53:27

2,767

242.6000

CHIX

2856099

09:54:02

3,554

242.6000

CHIX

2905769

09:54:02

3,476

242.6000

CHIX

2905761

09:57:41

1,797

242.4000

CHIX

2908527

10:00:45

6,112

242.4000

CHIX

2911110

10:04:06

2,903

242.0000

CHIX

2913462

10:04:39

2,555

242.0000

CHIX

2913843

10:05:46

63

242.0000

CHIX

2915044

10:05:46

528

242.0000

CHIX

2915042

10:15:15

6,530

242.6000

CHIX

2922175

10:23:51

7,189

242.4000

CHIX

2929282

10:39:38

6,299

242.4000

CHIX

2940963

10:56:09

6,322

241.8000

CHIX

2953144

11:19:26

945

241.4000

CHIX

2968534

11:25:13

565

241.4000

CHIX

2972396

11:25:41

2,539

241.4000

CHIX

2972694

11:27:09

2,719

241.4000

CHIX

2973577

11:40:17

7,040

241.2000

CHIX

2981475

11:53:57

1,765

240.8000

CHIX

2990053

11:55:43

2,873

240.8000

CHIX

2991363

11:56:02

1,481

240.8000

CHIX

2991485

12:10:00

6,098

240.8000

CHIX

3000391

12:10:00

659

240.8000

CHIX

3000389

12:34:21

707

240.8000

CHIX

3013417

12:34:21

5,196

240.8000

CHIX

3013419

13:20:56

1,872

241.0000

CHIX

3043048

13:30:04

1,244

241.4000

CHIX

3049732

13:30:04

4,971

241.4000

CHIX

3049734

13:34:58

4,280

241.2000

CHIX

3053443

13:34:58

2,844

241.2000

CHIX

3053435

13:36:10

6,688

241.0000

CHIX

3055172

13:57:50

6,436

241.6000

CHIX

3072132

14:19:11

191

241.8000

CHIX

3088561

14:25:28

1,527

241.8000

CHIX

3094298

14:31:05

8,488

242.0000

CHIX

3103601

14:32:48

5,956

241.8000

CHIX

3106240

14:32:48

7,145

241.8000

CHIX

3106244

14:40:53

2,028

241.6000

CHIX

3118801

14:54:13

6,636

242.4000

CHIX

3142096

15:00:53

540

243.0000

CHIX

3160633

15:01:55

6,458

243.0000

CHIX

3163921

15:04:58

8,783

242.8000

CHIX

3172018

15:08:06

7,156

242.6000

CHIX

3180819

15:17:55

1,693

242.6000

CHIX

3204976

15:17:55

5,281

242.6000

CHIX

3204974

15:30:50

5,368

242.6000

CHIX

3235012

15:34:41

1,106

242.6000

CHIX

3241257

15:48:31

7,145

243.8000

CHIX

3270900

15:49:50

5,355

243.6000

CHIX

3273198

15:49:50

1,629

243.6000

CHIX

3273206

15:59:43

7,348

243.6000

CHIX

3290855

16:02:07

5,344

243.4000

CHIX

3299115

16:02:07

1,786

243.4000

CHIX

3299111

16:16:07

2,919

243.4000

CHIX

3329881

16:16:07

3,564

243.4000

CHIX

3329879

08:04:05

1,113

242.8000

LSE

2808827

08:04:06

5,746

242.8000

LSE

2808860

08:10:23

2,000

243.0000

LSE

2815026

08:11:00

5,084

243.2000

LSE

2815755

08:11:00

2,845

243.2000

LSE

2815753

08:11:00

4,472

243.2000

LSE

2815751

08:12:25

1,496

242.8000

LSE

2817032

08:12:25

917

242.8000

LSE

2817028

08:12:25

3,566

242.8000

LSE

2817030

08:12:25

7,939

243.0000

LSE

2817026

08:27:13

6,052

244.0000

LSE

2830180

08:28:13

3,779

244.0000

LSE

2831280

08:28:13

2,757

244.0000

LSE

2831278

08:31:55

6,594

243.8000

LSE

2834957

08:31:55

6,052

243.8000

LSE

2834955

08:31:55

4,441

243.8000

LSE

2834953

08:35:26

5,985

243.6000

LSE

2838626

08:47:01

6,724

243.4000

LSE

2849308

08:47:26

5,985

243.2000

LSE

2849743

08:49:09

6,988

243.0000

LSE

2851400

08:50:08

3,544

242.8000

LSE

2852838

08:51:40

2,715

242.8000

LSE

2854494

08:51:40

711

242.8000

LSE

2854492

09:19:58

6,903

242.8000

LSE

2879522

09:54:02

6,163

242.6000

LSE

2905767

09:54:02

6,636

242.6000

LSE

2905763

09:59:00

1,926

242.6000

LSE

2909528

09:59:00

3,980

242.6000

LSE

2909530

10:00:45

7,167

242.4000

LSE

2911106

10:00:45

4,233

242.4000

LSE

2911104

10:00:46

5,437

242.2000

LSE

2911121

10:00:46

869

242.2000

LSE

2911119

10:00:52

31

242.0000

LSE

2911231

10:01:00

31

242.0000

LSE

2911302

10:01:07

31

242.0000

LSE

2911396

10:01:14

31

242.0000

LSE

2911460

10:01:21

31

242.0000

LSE

2911525

10:01:28

31

242.0000

LSE

2911616

10:01:35

31

242.0000

LSE

2911702

10:01:42

31

242.0000

LSE

2911774

10:01:49

31

242.0000

LSE

2911873

10:02:06

48

242.0000

LSE

2912073

10:02:07

31

242.0000

LSE

2912079

10:02:14

31

242.0000

LSE

2912170

10:02:21

31

242.0000

LSE

2912233

10:02:28

31

242.0000

LSE

2912324

10:02:35

31

242.0000

LSE

2912392

10:02:42

31

242.0000

LSE

2912462

10:02:49

31

242.0000

LSE

2912553

10:02:56

31

242.0000

LSE

2912648

10:03:03

31

242.0000

LSE

2912732

10:03:10

31

242.0000

LSE

2912832

10:03:17

31

242.0000

LSE

2912913

10:03:24

31

242.0000

LSE

2912965

10:03:31

31

242.0000

LSE

2913026

10:03:38

31

242.0000

LSE

2913114

10:03:45

31

242.0000

LSE

2913161

10:03:52

31

242.0000

LSE

2913237

10:04:06

105

242.0000

LSE

2913465

10:04:23

31

242.0000

LSE

2913630

10:04:39

57

242.0000

LSE

2913845

10:04:55

31

242.0000

LSE

2913980

10:05:32

31

242.0000

LSE

2914855

10:05:46

5,552

242.0000

LSE

2915046

10:07:36

522

241.8000

LSE

2916058

10:07:36

6,290

241.8000

LSE

2916056

10:09:29

1,626

241.8000

LSE

2917342

10:09:29

3,074

241.8000

LSE

2917340

10:09:29

599

241.8000

LSE

2917338

10:09:29

971

241.8000

LSE

2917336

10:13:54

2,266

242.6000

LSE

2920771

10:14:11

919

242.8000

LSE

2921038

10:14:11

750

242.8000

LSE

2921036

10:14:11

3,782

242.8000

LSE

2921034

10:14:11

438

242.8000

LSE

2921040

10:14:11

247

242.8000

LSE

2921042

10:15:07

1,069

242.8000

LSE

2922037

10:15:07

1,678

242.8000

LSE

2922035

10:15:07

1,164

242.8000

LSE

2922033

10:15:07

614

242.8000

LSE

2922031

10:15:15

6,884

242.6000

LSE

2922179

10:15:15

6,216

242.6000

LSE

2922177

10:23:00

9,876

242.6000

LSE

2928723

10:23:51

9,510

242.4000

LSE

2929284

10:23:55

1,756

242.0000

LSE

2929354

10:31:47

1,263

242.2000

LSE

2936000

10:31:47

5,600

242.2000

LSE

2935998

10:31:47

6,187

242.2000

LSE

2935996

10:39:38

5,895

242.4000

LSE

2940965

10:44:14

7,183

242.2000

LSE

2944669

10:46:30

961

241.8000

LSE

2946368

10:46:30

216

241.8000

LSE

2946366

10:46:30

4,472

241.8000

LSE

2946364

10:46:30

1,139

241.8000

LSE

2946362

10:48:29

569

241.8000

LSE

2947484

10:49:02

2,741

241.8000

LSE

2947811

10:49:42

404

241.8000

LSE

2948192

10:49:42

128

241.8000

LSE

2948190

10:49:42

65

241.8000

LSE

2948188

10:49:42

2,540

241.8000

LSE

2948186

10:51:49

5,910

241.8000

LSE

2950002

10:56:09

5,902

241.8000

LSE

2953148

10:56:09

3,717

241.8000

LSE

2953146

11:01:15

31

241.6000

LSE

2957042

11:04:07

199

241.6000

LSE

2958769

11:04:47

3,003

241.6000

LSE

2959127

11:04:47

2,943

241.6000

LSE

2959125

11:26:09

3,630

241.6000

LSE

2973115

11:26:09

2,906

241.6000

LSE

2973113

11:27:09

6,090

241.4000

LSE

2973583

11:27:09

6,459

241.4000

LSE

2973581

11:40:17

2,545

241.2000

LSE

2981479

11:40:17

4,247

241.2000

LSE

2981477

11:40:17

31

241.2000

LSE

2981473

11:47:51

6,755

241.0000

LSE

2986329

11:47:51

4,268

241.0000

LSE

2986327

11:48:21

3,332

241.0000

LSE

2986565

11:48:55

1,543

241.0000

LSE

2986789

11:48:55

1,023

241.0000

LSE

2986787

11:49:31

2,363

241.0000

LSE

2987089

11:49:31

1,064

241.0000

LSE

2987091

11:50:09

1,754

241.0000

LSE

2987940

11:50:09

828

241.0000

LSE

2987938

11:50:09

3,386

241.0000

LSE

2987942

11:56:13

1,992

240.8000

LSE

2991576

11:56:19

3,000

240.8000

LSE

2991653

12:08:40

31

240.8000

LSE

2999537

12:08:40

76

240.8000

LSE

2999535

12:10:00

1,581

240.8000

LSE

3000393

12:10:00

6,019

240.8000

LSE

3000395

12:14:32

542

240.6000

LSE

3002195

12:15:22

541

240.6000

LSE

3002877

12:15:30

3,285

240.6000

LSE

3002938

12:15:30

165

240.6000

LSE

3002936

12:15:30

1,833

240.6000

LSE

3002934

12:32:00

843

241.0000

LSE

3012516

12:32:00

6,365

241.0000

LSE

3012518

12:34:21

7,208

240.8000

LSE

3013421

12:41:33

6,775

240.6000

LSE

3017618

12:57:06

6,356

241.0000

LSE

3027090

12:59:44

1,733

241.2000

LSE

3028591

12:59:44

2,471

241.2000

LSE

3028589

13:05:44

575

241.2000

LSE

3033686

13:05:44

220

241.2000

LSE

3033684

13:05:44

2,018

241.2000

LSE

3033690

13:05:44

2,447

241.2000

LSE

3033688

13:13:48

3,273

241.2000

LSE

3038385

13:13:48

1,277

241.2000

LSE

3038383

13:13:48

1,747

241.2000

LSE

3038381

13:21:08

3,249

241.2000

LSE

3043207

13:21:08

780

241.2000

LSE

3043205

13:24:08

768

241.2000

LSE

3045319

13:24:08

3,422

241.2000

LSE

3045317

13:30:10

1,252

241.4000

LSE

3049813

13:30:19

2,368

241.4000

LSE

3049997

13:30:19

3,738

241.4000

LSE

3049999

13:34:58

4,268

241.2000

LSE

3053447

13:34:58

5,207

241.2000

LSE

3053445

13:34:58

700

241.4000

LSE

3053439

13:34:58

2,012

241.4000

LSE

3053433

13:34:58

1,139

241.2000

LSE

3053449

13:36:10

917

241.0000

LSE

3055170

13:36:10

3,314

241.0000

LSE

3055174

13:36:10

7,663

241.0000

LSE

3055176

13:46:28

2,729

241.6000

LSE

3063456

13:46:28

4,128

241.6000

LSE

3063454

13:57:50

7,166

241.6000

LSE

3072144

13:57:50

3,074

241.6000

LSE

3072142

13:57:50

6,742

241.6000

LSE

3072138

13:57:50

3,350

241.6000

LSE

3072140

14:06:13

6,521

241.6000

LSE

3078497

14:09:51

3,042

241.6000

LSE

3080920

14:09:52

3,303

241.6000

LSE

3080983

14:15:52

10

241.6000

LSE

3086090

14:15:52

21

241.6000

LSE

3086088

14:15:52

213

241.6000

LSE

3086086

14:15:52

25

241.6000

LSE

3086084

14:15:52

73

241.6000

LSE

3086080

14:15:52

641

241.6000

LSE

3086078

14:15:52

346

241.6000

LSE

3086076

14:15:52

5,324

241.6000

LSE

3086074

14:15:52

169

241.6000

LSE

3086072

14:15:53

207

241.6000

LSE

3086094

14:17:16

246

241.6000

LSE

3087016

14:18:06

547

241.6000

LSE

3087704

14:20:11

914

241.8000

LSE

3090088

14:20:11

308

241.8000

LSE

3090086

14:27:16

117

241.8000

LSE

3095550

14:31:05

25,748

242.0000

LSE

3103603

14:32:48

1,197

241.8000

LSE

3106242

14:32:48

6,145

241.8000

LSE

3106248

14:32:48

6,677

241.8000

LSE

3106250

14:32:48

4,494

241.8000

LSE

3106252

14:43:06

10,757

241.8000

LSE

3121814

14:43:06

827

241.8000

LSE

3121812

14:43:06

4,086

241.6000

LSE

3121810

14:47:02

5,320

241.8000

LSE

3129347

14:47:02

1,308

241.8000

LSE

3129345

14:50:06

4,219

241.6000

LSE

3135436

14:54:13

5,273

242.4000

LSE

3142098

14:54:13

2,579

242.4000

LSE

3142100

14:58:39

425

242.4000

LSE

3149896

14:59:55

2,962

242.6000

LSE

3152300

14:59:55

5,207

242.6000

LSE

3152298

14:59:55

5,679

242.6000

LSE

3152296

15:02:53

3,354

243.0000

LSE

3166683

15:02:54

3,675

243.0000

LSE

3166685

15:04:58

6,420

242.8000

LSE

3172030

15:04:58

2,349

242.8000

LSE

3172026

15:04:58

4,215

242.8000

LSE

3172020

15:08:06

6,131

242.6000

LSE

3180821

15:08:07

1,989

242.4000

LSE

3180857

15:08:07

5,137

242.4000

LSE

3180855

15:12:34

737

242.0000

LSE

3191978

15:12:34

5,492

242.0000

LSE

3191980

15:17:55

1,353

242.6000

LSE

3205002

15:17:55

3,155

242.6000

LSE

3205000

15:17:55

968

242.6000

LSE

3204994

15:17:55

1,734

242.6000

LSE

3204992

15:17:55

7,164

242.6000

LSE

3204984

15:17:55

842

242.6000

LSE

3204982

15:17:55

3,181

242.6000

LSE

3204980

15:26:02

6,342

242.8000

LSE

3225554

15:26:02

1,553

242.8000

LSE

3225550

15:26:02

5,099

242.8000

LSE

3225548

15:26:02

6,796

242.8000

LSE

3225552

15:35:19

7,017

242.6000

LSE

3243542

15:35:19

7,063

242.6000

LSE

3243540

15:41:17

6,646

242.8000

LSE

3254145

15:41:17

7,000

242.8000

LSE

3254143

15:47:21

2,514

243.6000

LSE

3268704

15:48:18

3,681

243.8000

LSE

3270418

15:48:18

588

243.8000

LSE

3270416

15:48:18

848

243.8000

LSE

3270414

15:48:18

150

243.8000

LSE

3270412

15:49:50

3,366

243.6000

LSE

3273200

15:49:50

7,324

243.6000

LSE

3273204

15:58:56

2,332

243.6000

LSE

3289515

15:59:43

3,334

243.6000

LSE

3290865

15:59:43

7,384

243.6000

LSE

3290863

15:59:43

2,599

243.6000

LSE

3290861

15:59:43

786

243.6000

LSE

3290859

15:59:43

536

243.6000

LSE

3290857

16:01:43

7,099

243.6000

LSE

3298078

16:02:07

7,933

243.4000

LSE

3299117

16:02:07

2,320

243.4000

LSE

3299119

16:02:07

1,245

243.4000

LSE

3299113

16:06:19

1,282

243.6000

LSE

3307139

16:06:19

46

243.6000

LSE

3307137

16:06:19

69

243.6000

LSE

3307135

16:07:05

6,857

243.4000

LSE

3308456

16:07:05

7,273

243.4000

LSE

3308454

16:13:07

2,333

243.4000

LSE

3321321

16:13:07

165

243.4000

LSE

3321317

16:13:07

2,012

243.4000

LSE

3321319

16:13:07

219

243.4000

LSE

3321327

16:13:07

1,600

243.4000

LSE

3321323

16:13:07

4

243.4000

LSE

3321325

16:15:07

860

243.4000

LSE

3327128

16:15:07

1,057

243.4000

LSE

3327125

16:15:07

68

243.4000

LSE

3327123

16:15:07

2,880

243.4000

LSE

3327121

16:15:07

68

243.4000

LSE

3327119

16:15:07

1,600

243.4000

LSE

3327117

16:17:07

6,701

243.4000

LSE

3332144

16:18:07

8,317

243.2000

LSE

3333935

16:21:50

3,173

243.2000

LSE

3344992

16:21:50

3,081

243.2000

LSE

3344994

16:24:13

3,167

243.2000

LSE

3350441

16:24:13

3,877

243.2000

LSE

3350439

16:24:13

67

243.2000

LSE

3350437

16:24:13

67

243.2000

LSE

3350435

16:25:49

2,191

243.2000

LSE

3355235

16:25:49

371

243.2000

LSE

3355233

16:25:49

1,600

243.2000

LSE

3355231

16:25:49

3,180

243.2000

LSE

3355229

16:25:49

2,863

243.2000

LSE

3355227

16:25:49

2,438

243.2000

LSE

3355225

16:28:22

5,708

243.2000

LSE

3359677

16:28:22

3,354

243.2000

LSE

3359675

16:28:42

1,707

243.4000

LSE

3360169

16:28:42

784

243.4000

LSE

3360165

16:28:42

3,354

243.4000

LSE

3360167