Transaction in Own Shares

07 October 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:

06 October 2025

Number of shares purchased:

527,553

Highest price paid per share

240.40

Lowest price paid per share

238.00

Volume weighted average price paid per share

239.24

The purchased shares will be held in treasury.

Following the purchase of these shares, the Company holds 38,761,781 of its ordinary shares in treasury and has 2,011,027,778 ordinary shares in issue (excluding treasury shares). The figure of 2,011,027,778 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

239.23

477,800

240.40

238.00

BATS Europe

-

-

-

-

Chi-X Europe

-

-

-

-

Aquis

239.35

49,753

240.20

238.20

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

08:24:55

4,225

239.0000

Aquis

366046

08:24:55

4,673

239.0000

Aquis

366044

08:40:42

2,203

238.2000

Aquis

386120

09:37:35

4,565

240.0000

Aquis

449516

10:54:52

2,299

239.2000

Aquis

511554

11:24:59

4,228

239.2000

Aquis

532170

11:25:01

1,755

239.0000

Aquis

532676

11:25:01

3,264

239.0000

Aquis

532682

11:48:47

210

239.0000

Aquis

546837

11:49:02

107

239.0000

Aquis

546955

13:24:41

2,091

240.0000

Aquis

621655

13:24:44

107

240.0000

Aquis

621671

13:33:26

1,639

240.2000

Aquis

629865

13:33:26

542

240.2000

Aquis

629863

13:45:15

2,718

240.0000

Aquis

641068

14:16:26

4,192

240.0000

Aquis

673966

14:55:28

607

239.2000

Aquis

747479

14:59:55

1,700

239.2000

Aquis

754848

15:00:00

4,843

239.2000

Aquis

756377

15:19:47

3,785

239.0000

Aquis

801237

08:01:35

291

238.4000

LSE

339067

08:06:20

9,975

238.4000

LSE

346173

08:06:20

10,396

238.4000

LSE

346171

08:14:55

4,970

239.4000

LSE

355043

08:14:55

4,426

239.4000

LSE

355041

08:14:55

1,785

239.4000

LSE

355039

08:14:55

4,938

239.4000

LSE

355037

08:14:55

4,424

239.4000

LSE

355035

08:19:47

11,099

239.0000

LSE

360692

08:34:47

4,158

238.8000

LSE

377812

08:34:47

68

238.8000

LSE

377804

08:34:47

3,862

238.8000

LSE

377806

08:34:47

6,426

238.8000

LSE

377808

08:34:47

7,082

238.8000

LSE

377810

08:42:14

9,121

238.0000

LSE

388833

08:42:15

2,411

238.0000

LSE

388907

08:46:53

1,030

238.0000

LSE

395396

08:46:53

4,559

238.0000

LSE

395394

08:46:53

5,884

238.0000

LSE

395392

08:55:08

9,755

238.4000

LSE

407005

08:55:08

9,399

238.4000

LSE

407003

09:07:44

3,635

239.2000

LSE

422103

09:07:44

632

239.2000

LSE

422107

09:07:44

6,218

239.2000

LSE

422105

09:37:35

10,435

240.0000

LSE

449518

10:30:45

8,258

240.4000

LSE

492425

10:32:54

5,554

240.0000

LSE

493913

10:32:54

5,447

240.0000

LSE

493911

10:40:37

10,729

239.6000

LSE

501189

11:24:59

10,218

239.2000

LSE

532174

11:24:59

8,041

239.2000

LSE

532172

11:25:01

11,215

239.0000

LSE

532690

11:25:01

357

239.0000

LSE

532688

11:25:01

9,153

239.0000

LSE

532686

11:25:01

10,333

239.0000

LSE

532678

11:25:01

11,204

239.0000

LSE

532684

11:25:01

11,300

239.0000

LSE

532680

12:03:10

3,555

239.6000

LSE

559281

12:03:10

7,702

239.6000

LSE

559283

12:36:29

1,966

239.4000

LSE

583469

12:36:32

8,132

239.4000

LSE

583479

12:36:32

4,177

239.4000

LSE

583481

13:06:20

6,653

240.2000

LSE

608461

13:06:20

1,447

240.2000

LSE

608463

13:45:15

9,923

240.0000

LSE

641072

13:45:15

9,553

240.0000

LSE

641070

14:16:18

317

240.0000

LSE

673850

14:16:18

10,372

240.0000

LSE

673848

14:16:18

6,448

240.0000

LSE

673846

14:16:18

5,229

240.0000

LSE

673844

14:16:18

8,232

240.2000

LSE

673842

14:28:59

2,901

240.0000

LSE

687416

14:28:59

7,104

240.0000

LSE

687414

14:31:55

9,431

239.8000

LSE

698781

14:31:55

218

239.8000

LSE

698779

14:31:55

7,867

239.8000

LSE

698777

14:31:55

2,680

239.8000

LSE

698775

14:50:42

10,046

239.4000

LSE

738055

15:00:00

8,841

239.2000

LSE

756394

15:00:00

2,786

239.2000

LSE

756381

15:06:28

3,220

239.4000

LSE

774018

15:06:28

2,354

239.4000

LSE

774016

15:06:28

2,155

239.4000

LSE

774020

15:13:56

4,013

239.4000

LSE

789433

15:13:56

3,318

239.4000

LSE

789431

15:13:56

8,915

239.4000

LSE

789429

15:13:56

2,571

239.4000

LSE

789427

15:19:47

10,785

239.0000

LSE

801241

15:19:47

11,118

239.0000

LSE

801239

15:42:13

4,366

239.0000

LSE

849373

15:42:13

7,454

239.0000

LSE

849371

15:48:13

11,467

239.0000

LSE

861159

16:00:01

1,774

238.8000

LSE

888272

16:00:01

1,321

238.8000

LSE

888270

16:00:01

24

238.8000

LSE

888268

16:00:01

4,365

238.8000

LSE

888266

16:00:01

1,376

238.8000

LSE

888260

16:00:01

727

238.8000

LSE

888264

16:00:01

1,040

238.8000

LSE

888262

16:19:14

6,803

238.6000

LSE

931573

16:19:14

2,705

238.6000

LSE

931571

16:23:45

3,928

238.6000

LSE

941809

16:23:55

54

238.6000

LSE

942019

16:24:42

4,257

238.6000

LSE

944915

16:25:05

72

238.6000

LSE

947174

16:25:12

3,250

238.6000

LSE

947529