Transaction in Own Shares

21st January 2019

CRH plc Transaction in Own Shares

CRH plc ("CRH") announces that on 18th January 2019 it purchased the following number of its ordinary shares (the "ordinary shares") on the London Stock Exchange and/or Euronext Dublin, from CRH's broker UBS Limited. The ordinary shares purchased will be held as treasury shares.

London Stock Exchange

Euronext Dublin

Number of ordinary shares purchased:

15,483

44,787

Highest price paid per share:

GBp 2,231.0000

€25.3000

Lowest price paid per share:

GBp 2,198.0000

€24.9200

Volume weighted average price paid:

GBp 2,212.5604

€25.1012

The purchases form part of CRH's intention to buy back ordinary shares of up to €1 billion over a 12 month period following its announcement on 25th April 2018 and were effected by CRH's broker as part of the Phase 4 Programme announced on 28th December 2018.

Following settlement of the above transactions CRH will hold 29,151,086 of its ordinary shares in treasury and will have 814,239,252 ordinary shares in issue (excluding treasury shares).

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation), a detailed breakdown of individual trades made by UBS Limited on behalf of CRH as part of the buyback programme is scheduled to this announcement.

Contact:

Diarmuid Enright

Assistant Company Secretary

Tel: 00 3531 6344340

Issuer name:

CRH plc

LEI

549300MIDJNNTH068E74

ISIN:

IE0001827041

Intermediary name:

UBS Limited

Intermediary code:

UBSWGB24

Time zone:

BST

Currency:

GBp & EUR (as indicated below)

Aggregated Information

Trading venue

Currency

Volume Weighted Average Price

Aggregated volume

London Stock Exchange

GBp

2,212.5604

15,483

Euronext Dublin

EUR

25.1012

44,787

London Stock Exchange

Number ofShares

Price per Share (GBp)

Trading Venue

Time of Transaction

MatchId

31

2,215

LSE

08:40:20

740735

51

2,215

LSE

08:40:20

740733

464

2,215

LSE

08:40:20

740731

496

2,215

LSE

08:41:39

742662

530

2,201

LSE

08:56:09

762060

602

2,202

LSE

09:10:00

779441

219

2,204

LSE

09:25:41

796564

283

2,204

LSE

09:25:41

796562

534

2,201

LSE

09:36:37

811061

472

2,198

LSE

09:48:47

828600

70

2,198

LSE

09:48:47

828598

585

2,198

LSE

10:05:57

846654

127

2,202

LSE

10:17:54

856638

450

2,202

LSE

10:17:54

856636

763

2,201

LSE

10:17:56

856696

604

2,199

LSE

10:23:41

860911

581

2,199

LSE

10:45:09

877419

509

2,214

LSE

10:59:24

893403

195

2,214

LSE

11:18:50

906038

319

2,214

LSE

11:18:50

906036

200

2,221

LSE

11:40:35

921307

293

2,221

LSE

11:40:35

921305

514

2,223

LSE

11:54:19

930314

483

2,231

LSE

12:08:54

940885

3

2,231

LSE

12:08:55

940893

54

2,231

LSE

12:08:55

940891

601

2,226

LSE

12:45:37

965983

573

2,226

LSE

13:41:18

1009537

130

2,225

LSE

14:07:30

1033960

414

2,225

LSE

14:07:30

1033958

381

2,217

LSE

14:34:56

1069221

123

2,217

LSE

14:34:56

1069219

112

2,212

LSE

14:51:31

1099269

250

2,212

LSE

14:51:31

1099251

250

2,212

LSE

14:51:31

1099248

520

2,216

LSE

15:06:23

1125539

526

2,218

LSE

15:12:49

1136020

558

2,218

LSE

15:12:49

1136018

493

2,222

LSE

15:39:40

1185603

74

2,222

LSE

15:39:40

1185601

24

2,222

LSE

15:39:40

1185599

44

2,222

LSE

15:39:40

1185597

75

2,222

LSE

15:39:40

1185595

223

2,222

LSE

15:39:40

1185593

177

2,222

LSE

15:39:40

1185591

253

2,221

LSE

15:41:06

1187716

250

2,221

LSE

15:41:06

1187714

Euronext Dublin

Number ofShares

Price per Share (EUR)

Trading Venue

Time of Transaction

MatchId

515

25.17

ISE

08:41:39

742668

555

25.17

ISE

08:41:39

742666

478

25.17

ISE

08:41:39

742664

41

25.17

ISE

08:41:39

742660

531

25.16

ISE

08:42:19

743599

555

25.16

ISE

08:42:19

743577

549

25.08

ISE

08:46:50

750810

541

25.04

ISE

08:53:27

759090

480

25.02

ISE

08:55:56

761752

50

25.02

ISE

08:55:56

761746

504

25.02

ISE

08:55:56

761743

483

25.02

ISE

09:06:32

775385

240

25.03

ISE

09:09:05

778469

146

25.03

ISE

09:09:05

778467

290

25.01

ISE

09:10:00

779457

218

25.01

ISE

09:10:00

779455

215

25.01

ISE

09:19:06

789230

294

25.01

ISE

09:19:06

789232

523

24.98

ISE

09:23:43

794237

461

25.01

ISE

09:27:42

799129

331

25.00

ISE

09:33:14

806273

134

25.00

ISE

09:36:55

811394

245

25.03

ISE

09:42:11

819742

490

25.03

ISE

09:43:11

821042

224

25.03

ISE

09:43:11

821040

481

25.01

ISE

09:44:55

823423

502

24.97

ISE

09:47:27

827172

542

24.95

ISE

09:54:27

835187

250

24.98

ISE

10:00:35

842141

250

24.98

ISE

10:00:42

842327

135

24.97

ISE

10:01:10

842702

218

24.97

ISE

10:01:10

842700

213

24.97

ISE

10:01:10

842698

469

24.95

ISE

10:05:54

846591

182

24.93

ISE

10:10:49

850801

342

24.93

ISE

10:10:49

850799

323

24.99

ISE

10:17:30

856213

146

24.99

ISE

10:17:30

856211

107

24.99

ISE

10:17:31

856217

287

24.99

ISE

10:17:56

856700

270

24.99

ISE

10:17:56

856698

477

24.98

ISE

10:27:31

863869

218

24.95

ISE

10:31:12

866561

403

24.92

ISE

10:32:51

867971

71

24.92

ISE

10:32:53

867982

90

24.95

ISE

10:40:07

873471

455

24.95

ISE

10:40:07

873469

320

24.94

ISE

10:40:37

873902

179

24.94

ISE

10:40:37

873900

55

24.92

ISE

10:40:44

873975

73

24.92

ISE

10:41:00

874194

112

24.92

ISE

10:41:00

874192

227

24.92

ISE

10:41:00

874190

531

25.00

ISE

10:48:00

880090

215

25.00

ISE

10:48:19

880353

148

25.00

ISE

10:49:12

880902

480

25.02

ISE

10:49:59

881527

167

25.02

ISE

10:49:59

881524

46

25.02

ISE

10:49:59

881456

458

25.02

ISE

10:49:59

881454

54

25.02

ISE

10:49:59

881439

212

25.03

ISE

10:50:00

881552

250

25.06

ISE

10:50:14

882321

1,053

25.06

ISE

10:50:14

882319

36

25.11

ISE

10:50:43

883477

166

25.11

ISE

10:50:43

883472

264

25.11

ISE

10:50:43

883469

551

25.12

ISE

10:50:50

883760

551

25.12

ISE

10:50:59

883993

472

25.14

ISE

10:50:59

883991

490

25.12

ISE

10:51:14

884397

70

25.12

ISE

10:51:14

884393

627

25.11

ISE

10:51:15

884501

329

25.15

ISE

10:51:45

885210

472

25.14

ISE

10:51:46

885236

203

25.15

ISE

10:51:46

885234

329

25.16

ISE

10:52:13

885805

312

25.16

ISE

10:52:29

886073

543

25.15

ISE

10:52:39

886239

19

25.15

ISE

10:52:39

886237

571

25.15

ISE

10:52:39

886228

97

25.15

ISE

10:52:39

886226

478

25.14

ISE

10:52:51

886524

42

25.12

ISE

10:53:28

887201

513

25.12

ISE

10:53:28

887199

9

25.16

ISE

10:54:29

888176

586

25.14

ISE

10:54:35

888301

16

25.16

ISE

10:54:59

888664

551

25.16

ISE

10:54:59

888662

533

25.15

ISE

10:55:46

889797

470

25.15

ISE

10:55:47

889804

80

25.15

ISE

10:55:47

889802

510

25.17

ISE

10:57:44

891959

471

25.15

ISE

10:57:57

892075

114

25.15

ISE

10:57:57

892077

440

25.15

ISE

10:58:01

892119

629

25.14

ISE

10:59:12

893216

482

25.12

ISE

10:59:28

893513

519

25.16

ISE

10:59:59

894111

560

25.13

ISE

11:00:14

894301

335

25.14

ISE

11:04:54

897464

504

25.16

ISE

11:14:08

903165

498

25.15

ISE

11:19:34

906361

250

25.17

ISE

11:29:13

913225

35

25.26

ISE

11:48:08

926499

928

25.26

ISE

11:48:08

926497

551

25.23

ISE

11:59:08

933931

199

25.30

ISE

12:07:39

940180

108

25.30

ISE

12:07:39

940178

256

25.30

ISE

12:07:44

940268

268

25.26

ISE

12:15:35

946129

233

25.21

ISE

12:30:12

956108

250

25.24

ISE

12:52:12

972157

493

25.26

ISE

13:06:48

981965

527

25.25

ISE

13:16:48

988562

13

25.25

ISE

13:20:20

990925

5

25.25

ISE

13:22:00

992544

51

25.25

ISE

13:36:17

1005131

446

25.25

ISE

13:36:17

1005129

464

25.26

ISE

13:46:28

1014566

461

25.26

ISE

14:04:52

1031102

115

25.20

ISE

14:30:37

1061277

199

25.20

ISE

14:30:37

1061275

200

25.20

ISE

14:30:37

1061273

250

25.13

ISE

14:38:02

1075895

99

25.06

ISE

14:46:40

1090797

199

25.06

ISE

14:46:51

1091045

200

25.06

ISE

14:46:51

1091043

32

25.06

ISE

14:46:52

1091071

73

25.09

ISE

14:59:59

1114077

551

25.09

ISE

15:00:04

1114653

426

25.09

ISE

15:00:04

1114651

474

25.15

ISE

15:07:29

1127613

324

25.14

ISE

15:07:52

1128250

527

25.19

ISE

15:16:47

1142851

518

25.19

ISE

15:16:47

1142849

278

25.24

ISE

15:20:25

1152950

238

25.24

ISE

15:20:25

1152947