15 February 2018

ISSUED ON BEHALF OF RELX PLC AND RELX NV

Transactions in own shares

RELX PLC announces that today it purchased through UBS Limited 200,206 RELX PLC ordinary shares of 14 51/116 pence each on the London Stock Exchange at a price of 1452.5865 pence per share. The purchased shares will be held as treasury shares. Following the above purchase, RELX PLC holds 63,582,623ordinary shares in treasury, and has 1,060,245,404 ordinary shares in issue (excluding treasury shares). Since 2 January 2018 RELX PLC has purchased 3,504,837 shares.

RELX NV announces that today it purchased through UBS Limited 178,255 RELX NV ordinary shares of €0.07 each on the Euronext Amsterdam Stock Exchange at a price of €16.4111 per share. The purchased shares will be held as treasury shares. Following the above purchase, RELX NV holds 55,685,655 ordinary shares in treasury, and has 944,390,258 ordinary shares in issue (excluding treasury shares). Since 2 January 2018 RELX NV has purchased 3,122,555 shares.

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation), detailed information about the individual purchases made by UBS Limited is set out below.

RELX PLC

Transaction details: RELX PLC ordinary shares of 14 51/116 pence each

Issuer name: / RELX PLC
ISIN: / GB00B2B0DG97
Intermediary name: / UBS Limited
Intermediary Code: / UBSWGB24
Timezone: / UTC
Currency: / GBP

Aggregated information

Date of purchase: / 15 February 2018
Number of ordinary shares purchased: / 200,206
Volume weighted average price paid per share (p): / 1452.5865

Disaggregated information

Transaction Date / Transaction Time / Volume / Price (p) / Platform Code / MatchId
15-Feb-2018 / 15:28:13 / 489 / 1466.00 / XLON / 1316249
15-Feb-2018 / 15:27:58 / 246 / 1466.00 / XLON / 1315671
15-Feb-2018 / 15:27:58 / 421 / 1466.00 / XLON / 1315675
15-Feb-2018 / 15:27:58 / 235 / 1466.00 / XLON / 1315673
15-Feb-2018 / 15:27:58 / 204 / 1466.00 / XLON / 1315669
15-Feb-2018 / 15:27:34 / 276 / 1466.00 / XLON / 1314638
15-Feb-2018 / 15:27:34 / 303 / 1466.00 / XLON / 1314636
15-Feb-2018 / 15:27:34 / 570 / 1466.00 / XLON / 1314634
15-Feb-2018 / 15:27:06 / 549 / 1466.50 / XLON / 1313727
15-Feb-2018 / 15:27:06 / 43 / 1466.50 / XLON / 1313725
15-Feb-2018 / 15:27:06 / 67 / 1466.50 / XLON / 1313719
15-Feb-2018 / 15:27:06 / 145 / 1466.50 / XLON / 1313716
15-Feb-2018 / 15:27:06 / 203 / 1466.50 / XLON / 1313714
15-Feb-2018 / 15:26:23 / 407 / 1466.50 / XLON / 1312488
15-Feb-2018 / 15:26:23 / 208 / 1466.50 / XLON / 1312486
15-Feb-2018 / 15:26:23 / 200 / 1466.50 / XLON / 1312478
15-Feb-2018 / 15:26:05 / 33 / 1467.00 / XLON / 1311830
15-Feb-2018 / 15:26:05 / 443 / 1467.00 / XLON / 1311832
15-Feb-2018 / 15:26:05 / 44 / 1467.00 / XLON / 1311828
15-Feb-2018 / 15:25:29 / 727 / 1467.00 / XLON / 1309963
15-Feb-2018 / 15:24:58 / 412 / 1466.00 / XLON / 1308560
15-Feb-2018 / 15:24:56 / 670 / 1466.50 / XLON / 1308513
15-Feb-2018 / 15:24:35 / 34 / 1467.00 / XLON / 1307425
15-Feb-2018 / 15:24:35 / 426 / 1467.00 / XLON / 1307423
15-Feb-2018 / 15:24:16 / 541 / 1466.50 / XLON / 1306402
15-Feb-2018 / 15:24:02 / 100 / 1466.00 / XLON / 1305771
15-Feb-2018 / 15:23:45 / 419 / 1466.00 / XLON / 1305019
15-Feb-2018 / 15:23:02 / 427 / 1466.00 / XLON / 1303078
15-Feb-2018 / 15:22:54 / 496 / 1466.00 / XLON / 1302737
15-Feb-2018 / 15:22:51 / 443 / 1466.50 / XLON / 1302640
15-Feb-2018 / 15:22:04 / 84 / 1466.00 / XLON / 1300846
15-Feb-2018 / 15:22:04 / 347 / 1466.00 / XLON / 1300844
15-Feb-2018 / 15:22:04 / 178 / 1466.00 / XLON / 1300842
15-Feb-2018 / 15:22:04 / 339 / 1466.00 / XLON / 1300834
15-Feb-2018 / 15:22:04 / 279 / 1466.00 / XLON / 1300805
15-Feb-2018 / 15:22:04 / 316 / 1466.00 / XLON / 1300803
15-Feb-2018 / 15:21:24 / 461 / 1466.00 / XLON / 1299007
15-Feb-2018 / 15:20:28 / 431 / 1465.00 / XLON / 1296058
15-Feb-2018 / 15:20:28 / 909 / 1465.50 / XLON / 1296050
15-Feb-2018 / 15:19:21 / 453 / 1465.50 / XLON / 1292684
15-Feb-2018 / 15:19:21 / 779 / 1465.50 / XLON / 1292657
15-Feb-2018 / 15:19:16 / 100 / 1465.50 / XLON / 1292237
15-Feb-2018 / 15:19:16 / 200 / 1465.50 / XLON / 1292235
15-Feb-2018 / 15:19:16 / 82 / 1465.50 / XLON / 1292233
15-Feb-2018 / 15:18:34 / 194 / 1464.00 / XLON / 1290177
15-Feb-2018 / 15:18:03 / 437 / 1466.00 / XLON / 1288704
15-Feb-2018 / 15:18:03 / 433 / 1466.00 / XLON / 1288706
15-Feb-2018 / 15:17:20 / 709 / 1466.50 / XLON / 1286944
15-Feb-2018 / 15:17:20 / 472 / 1466.50 / XLON / 1286942
15-Feb-2018 / 15:16:16 / 581 / 1466.00 / XLON / 1283520
15-Feb-2018 / 15:16:16 / 422 / 1466.00 / XLON / 1283517
15-Feb-2018 / 15:16:07 / 402 / 1466.50 / XLON / 1282922
15-Feb-2018 / 15:16:07 / 271 / 1466.50 / XLON / 1282920
15-Feb-2018 / 15:15:39 / 701 / 1466.00 / XLON / 1281658
15-Feb-2018 / 15:15:39 / 100 / 1466.00 / XLON / 1281656
15-Feb-2018 / 15:15:39 / 2 / 1466.00 / XLON / 1281654
15-Feb-2018 / 15:13:57 / 423 / 1465.50 / XLON / 1277129
15-Feb-2018 / 15:13:33 / 488 / 1466.00 / XLON / 1275839
15-Feb-2018 / 15:13:33 / 528 / 1466.00 / XLON / 1275837
15-Feb-2018 / 15:13:00 / 100 / 1466.00 / XLON / 1274530
15-Feb-2018 / 15:13:00 / 200 / 1466.00 / XLON / 1274528
15-Feb-2018 / 15:13:00 / 144 / 1466.00 / XLON / 1274532
15-Feb-2018 / 15:12:57 / 225 / 1466.50 / XLON / 1274421
15-Feb-2018 / 15:12:57 / 774 / 1466.50 / XLON / 1274419
15-Feb-2018 / 15:11:22 / 839 / 1465.00 / XLON / 1270444
15-Feb-2018 / 15:09:59 / 498 / 1465.50 / XLON / 1267365
15-Feb-2018 / 15:09:59 / 135 / 1465.50 / XLON / 1267363
15-Feb-2018 / 15:09:59 / 459 / 1465.50 / XLON / 1267361
15-Feb-2018 / 15:09:59 / 442 / 1466.00 / XLON / 1267331
15-Feb-2018 / 15:09:59 / 434 / 1466.00 / XLON / 1267329
15-Feb-2018 / 15:08:11 / 1,099 / 1464.50 / XLON / 1262599
15-Feb-2018 / 15:07:59 / 1,247 / 1465.00 / XLON / 1261879
15-Feb-2018 / 15:05:41 / 633 / 1465.00 / XLON / 1256394
15-Feb-2018 / 15:05:41 / 428 / 1465.00 / XLON / 1256392
15-Feb-2018 / 15:05:39 / 544 / 1465.50 / XLON / 1256305
15-Feb-2018 / 15:05:39 / 516 / 1465.50 / XLON / 1256303
15-Feb-2018 / 15:03:32 / 689 / 1463.00 / XLON / 1250539
15-Feb-2018 / 15:03:28 / 100 / 1462.50 / XLON / 1250379
15-Feb-2018 / 15:03:28 / 100 / 1462.50 / XLON / 1250377
15-Feb-2018 / 15:03:28 / 100 / 1462.50 / XLON / 1250375
15-Feb-2018 / 15:03:28 / 181 / 1462.50 / XLON / 1250373
15-Feb-2018 / 15:03:25 / 454 / 1463.00 / XLON / 1250167
15-Feb-2018 / 15:01:44 / 472 / 1461.50 / XLON / 1245774
15-Feb-2018 / 15:01:01 / 448 / 1462.50 / XLON / 1243843
15-Feb-2018 / 15:01:00 / 666 / 1463.00 / XLON / 1243787
15-Feb-2018 / 14:59:48 / 474 / 1463.00 / XLON / 1238814
15-Feb-2018 / 14:59:38 / 547 / 1464.00 / XLON / 1237781
15-Feb-2018 / 14:59:34 / 116 / 1464.50 / XLON / 1237532
15-Feb-2018 / 14:59:34 / 489 / 1464.50 / XLON / 1237530
15-Feb-2018 / 14:59:01 / 675 / 1465.00 / XLON / 1235947
15-Feb-2018 / 14:58:14 / 453 / 1465.00 / XLON / 1234454
15-Feb-2018 / 14:57:42 / 771 / 1465.00 / XLON / 1233250
15-Feb-2018 / 14:57:34 / 177 / 1465.00 / XLON / 1232992
15-Feb-2018 / 14:57:17 / 100 / 1465.00 / XLON / 1232484
15-Feb-2018 / 14:57:17 / 100 / 1465.00 / XLON / 1232482
15-Feb-2018 / 14:57:17 / 61 / 1465.00 / XLON / 1232480
15-Feb-2018 / 14:55:57 / 351 / 1465.00 / XLON / 1230376
15-Feb-2018 / 14:55:57 / 62 / 1465.00 / XLON / 1230374
15-Feb-2018 / 14:55:35 / 400 / 1464.50 / XLON / 1229091
15-Feb-2018 / 14:54:56 / 350 / 1464.50 / XLON / 1227793
15-Feb-2018 / 14:54:56 / 100 / 1464.50 / XLON / 1227791
15-Feb-2018 / 14:54:45 / 435 / 1465.00 / XLON / 1227448
15-Feb-2018 / 14:54:09 / 530 / 1466.00 / XLON / 1226193
15-Feb-2018 / 14:54:09 / 433 / 1466.00 / XLON / 1226187
15-Feb-2018 / 14:54:09 / 146 / 1466.00 / XLON / 1226185
15-Feb-2018 / 14:54:09 / 886 / 1466.00 / XLON / 1226183
15-Feb-2018 / 14:51:54 / 123 / 1466.50 / XLON / 1221503
15-Feb-2018 / 14:51:54 / 553 / 1466.50 / XLON / 1221501
15-Feb-2018 / 14:51:54 / 1,057 / 1466.50 / XLON / 1221498
15-Feb-2018 / 14:51:33 / 444 / 1467.00 / XLON / 1220976
15-Feb-2018 / 14:49:13 / 452 / 1465.00 / XLON / 1216854
15-Feb-2018 / 14:48:37 / 473 / 1466.50 / XLON / 1215329
15-Feb-2018 / 14:48:37 / 494 / 1467.00 / XLON / 1215318
15-Feb-2018 / 14:48:37 / 489 / 1467.00 / XLON / 1215316
15-Feb-2018 / 14:47:34 / 350 / 1466.50 / XLON / 1213467
15-Feb-2018 / 14:47:08 / 81 / 1466.50 / XLON / 1212457
15-Feb-2018 / 14:46:42 / 685 / 1466.50 / XLON / 1211524
15-Feb-2018 / 14:46:39 / 1,018 / 1467.50 / XLON / 1211303
15-Feb-2018 / 14:44:41 / 439 / 1464.50 / XLON / 1206859
15-Feb-2018 / 14:44:35 / 489 / 1465.00 / XLON / 1206721
15-Feb-2018 / 14:44:35 / 328 / 1465.00 / XLON / 1206719
15-Feb-2018 / 14:43:51 / 146 / 1465.00 / XLON / 1205354
15-Feb-2018 / 14:42:44 / 436 / 1464.50 / XLON / 1202990
15-Feb-2018 / 14:42:44 / 73 / 1464.50 / XLON / 1202986
15-Feb-2018 / 14:42:36 / 361 / 1464.50 / XLON / 1202685
15-Feb-2018 / 14:42:13 / 490 / 1465.00 / XLON / 1201949
15-Feb-2018 / 14:41:28 / 543 / 1467.50 / XLON / 1199911
15-Feb-2018 / 14:41:26 / 495 / 1468.00 / XLON / 1199860
15-Feb-2018 / 14:41:26 / 475 / 1468.00 / XLON / 1199858
15-Feb-2018 / 14:39:25 / 466 / 1468.50 / XLON / 1195850
15-Feb-2018 / 14:39:25 / 319 / 1469.50 / XLON / 1195846
15-Feb-2018 / 14:39:13 / 40 / 1469.50 / XLON / 1195534
15-Feb-2018 / 14:39:13 / 77 / 1469.50 / XLON / 1195532
15-Feb-2018 / 14:38:49 / 489 / 1470.00 / XLON / 1194736
15-Feb-2018 / 14:38:05 / 400 / 1470.50 / XLON / 1193377
15-Feb-2018 / 14:38:05 / 444 / 1470.50 / XLON / 1193375
15-Feb-2018 / 14:37:31 / 308 / 1470.50 / XLON / 1192110
15-Feb-2018 / 14:37:31 / 132 / 1470.50 / XLON / 1192106
15-Feb-2018 / 14:36:32 / 514 / 1470.00 / XLON / 1190050
15-Feb-2018 / 14:36:30 / 775 / 1470.50 / XLON / 1189996
15-Feb-2018 / 14:34:56 / 485 / 1469.50 / XLON / 1187280
15-Feb-2018 / 14:34:21 / 473 / 1469.50 / XLON / 1186214
15-Feb-2018 / 14:34:21 / 868 / 1469.50 / XLON / 1186212
15-Feb-2018 / 14:33:02 / 472 / 1467.50 / XLON / 1183315
15-Feb-2018 / 14:32:21 / 278 / 1468.00 / XLON / 1181932
15-Feb-2018 / 14:32:21 / 167 / 1468.00 / XLON / 1181930
15-Feb-2018 / 14:32:21 / 777 / 1468.00 / XLON / 1181928
15-Feb-2018 / 14:30:41 / 419 / 1465.00 / XLON / 1179095
15-Feb-2018 / 14:29:58 / 201 / 1466.00 / XLON / 1177331
15-Feb-2018 / 14:29:58 / 225 / 1466.00 / XLON / 1177329
15-Feb-2018 / 14:29:38 / 407 / 1466.50 / XLON / 1176662
15-Feb-2018 / 14:28:56 / 405 / 1466.00 / XLON / 1174954
15-Feb-2018 / 14:28:18 / 433 / 1465.50 / XLON / 1174031
15-Feb-2018 / 14:27:50 / 449 / 1466.50 / XLON / 1173035
15-Feb-2018 / 14:27:26 / 496 / 1467.50 / XLON / 1172425
15-Feb-2018 / 14:26:22 / 390 / 1465.50 / XLON / 1170277
15-Feb-2018 / 14:26:20 / 21 / 1465.50 / XLON / 1170219
15-Feb-2018 / 14:26:16 / 63 / 1467.00 / XLON / 1170151
15-Feb-2018 / 14:26:16 / 418 / 1467.00 / XLON / 1170149
15-Feb-2018 / 14:24:51 / 422 / 1469.00 / XLON / 1166726
15-Feb-2018 / 14:24:23 / 462 / 1470.50 / XLON / 1165989
15-Feb-2018 / 14:24:23 / 128 / 1470.50 / XLON / 1165987
15-Feb-2018 / 14:24:22 / 371 / 1470.50 / XLON / 1165930
15-Feb-2018 / 14:24:01 / 499 / 1471.00 / XLON / 1165057
15-Feb-2018 / 14:22:46 / 421 / 1468.00 / XLON / 1162938
15-Feb-2018 / 14:22:23 / 439 / 1468.50 / XLON / 1162059
15-Feb-2018 / 14:21:24 / 433 / 1468.50 / XLON / 1160351
15-Feb-2018 / 14:20:35 / 474 / 1468.00 / XLON / 1158810
15-Feb-2018 / 14:20:35 / 700 / 1468.00 / XLON / 1158806
15-Feb-2018 / 14:20:35 / 276 / 1468.00 / XLON / 1158808
15-Feb-2018 / 14:20:35 / 195 / 1468.00 / XLON / 1158804
15-Feb-2018 / 14:18:22 / 406 / 1463.00 / XLON / 1154121
15-Feb-2018 / 14:18:14 / 754 / 1463.50 / XLON / 1153883
15-Feb-2018 / 14:16:28 / 483 / 1462.50 / XLON / 1148982
15-Feb-2018 / 14:16:14 / 495 / 1463.00 / XLON / 1148466
15-Feb-2018 / 14:15:23 / 436 / 1460.50 / XLON / 1146941
15-Feb-2018 / 14:14:42 / 513 / 1460.50 / XLON / 1145699
15-Feb-2018 / 14:14:41 / 768 / 1461.00 / XLON / 1145663
15-Feb-2018 / 14:12:45 / 400 / 1459.00 / XLON / 1141900
15-Feb-2018 / 14:12:15 / 421 / 1461.00 / XLON / 1140785
15-Feb-2018 / 14:12:05 / 420 / 1461.50 / XLON / 1140470
15-Feb-2018 / 14:12:03 / 470 / 1462.00 / XLON / 1140397
15-Feb-2018 / 14:09:56 / 472 / 1462.00 / XLON / 1134677
15-Feb-2018 / 14:09:40 / 269 / 1463.00 / XLON / 1133873
15-Feb-2018 / 14:09:40 / 319 / 1463.00 / XLON / 1133875
15-Feb-2018 / 14:09:40 / 480 / 1463.00 / XLON / 1133763
15-Feb-2018 / 14:09:40 / 745 / 1463.00 / XLON / 1133759
15-Feb-2018 / 14:07:51 / 725 / 1462.00 / XLON / 1129869
15-Feb-2018 / 14:07:51 / 41 / 1462.00 / XLON / 1129867
15-Feb-2018 / 14:07:16 / 550 / 1461.00 / XLON / 1128419
15-Feb-2018 / 14:07:16 / 265 / 1461.00 / XLON / 1128417
15-Feb-2018 / 14:07:06 / 203 / 1461.00 / XLON / 1127886
15-Feb-2018 / 14:05:27 / 195 / 1460.00 / XLON / 1124204
15-Feb-2018 / 14:05:27 / 740 / 1460.00 / XLON / 1124202
15-Feb-2018 / 14:05:27 / 440 / 1460.00 / XLON / 1124200
15-Feb-2018 / 14:05:27 / 481 / 1460.00 / XLON / 1124198
15-Feb-2018 / 14:04:57 / 496 / 1459.50 / XLON / 1123139
15-Feb-2018 / 14:02:44 / 339 / 1457.50 / XLON / 1118268
15-Feb-2018 / 14:02:44 / 424 / 1457.50 / XLON / 1118266
15-Feb-2018 / 14:01:14 / 445 / 1456.00 / XLON / 1115009
15-Feb-2018 / 14:00:24 / 479 / 1456.00 / XLON / 1113056
15-Feb-2018 / 14:00:24 / 17 / 1456.00 / XLON / 1113054
15-Feb-2018 / 14:00:24 / 80 / 1456.00 / XLON / 1113052
15-Feb-2018 / 14:00:24 / 120 / 1456.00 / XLON / 1113050
15-Feb-2018 / 14:00:24 / 180 / 1456.00 / XLON / 1113048
15-Feb-2018 / 14:00:24 / 100 / 1456.00 / XLON / 1113046
15-Feb-2018 / 13:59:26 / 425 / 1456.00 / XLON / 1108924
15-Feb-2018 / 13:59:26 / 437 / 1456.00 / XLON / 1108911