Transaction in Own Shares

RNS Number : 1346U

National Grid PLC

19 October 2017

 

19 October 2017

National Grid plc ("National Grid")

ISIN Code: GB00BDR05C01

Transaction in Own Shares

National Grid announces that it has purchased the following number of its ordinary shares of 12^204/473p each on the London Stock Exchange from Barclays Capital Securities Limited ("Barclays") as part of its buy-back programme announced on 9 October 2017. The sole purpose of the programme is, as previously announced, to reduce the share capital of National Grid as part of the return of proceeds to shareholders following the sale of a majority interest in National Grid's UK gas distribution business.

Date of purchase:	19 October 2017
Number of Ordinary shares of 12204/473p each purchased:	300,000
Highest price paid per share (pence):	933.6364
Lowest price paid per share (pence):	933.6364
Volume weighted average price paid per share:	933.6364

National Grid intends to hold the purchased shares in treasury. Following the purchase of these shares, National Grid holds 217,255,325 of its ordinary shares in treasury and has 3,400,314,800 ordinary shares in issue (excluding treasury shares).

A schedule of individual trades carried out by Barclays (BARCGBN1) as principal in connection with the above purchases on 19 October 2017 is set out below.

Schedule of purchases - aggregate information

Trading venue	Volume weighted average price (pence per share)	Aggregated volume
BATS Europe	934.8650	5,000
Chi-X Europe	934.3536	23,723
Turquoise	935.1494	4,559
London Stock Exchange	933.8653	266,718

Schedule of purchases - individual transactions

Number of shares purchased	Transaction price (pence per share)	Time of transaction (including time zone)	Trading venue	Transaction reference number
360	930.30	08:16:25	London Stock Exchange	592185656998952000
907	930.30	08:16:34	London Stock Exchange	592185656998952000
463	930.20	08:16:34	London Stock Exchange	606259407439901000
522	930.20	08:16:35	London Stock Exchange	592185656998952000
654	930.10	08:18:17	London Stock Exchange	592185656998954000
103	930.00	08:18:17	London Stock Exchange	606259407439902000
29	930.00	08:18:17	London Stock Exchange	606259407439902000
523	930.00	08:18:17	London Stock Exchange	606259407439902000
1,258	930.80	08:19:17	London Stock Exchange	592185656998955000
599	930.70	08:19:17	London Stock Exchange	606259407439903000
443	930.20	08:19:37	London Stock Exchange	606259407439904000
212	930.20	08:19:37	London Stock Exchange	606259407439904000
654	930.50	08:21:12	London Stock Exchange	606259407439905000
654	930.50	08:21:39	London Stock Exchange	592185656998957000
654	930.30	08:21:50	London Stock Exchange	592185656998957000
340	930.20	08:21:50	London Stock Exchange	606259407439906000
314	930.20	08:21:50	London Stock Exchange	606259407439906000
813	930.10	08:22:19	London Stock Exchange	592185656998958000
794	930.80	08:23:19	London Stock Exchange	592185656998960000
654	930.80	08:26:07	London Stock Exchange	606259407439910000
654	930.70	08:26:08	London Stock Exchange	592185656998962000
150	931.90	08:31:28	London Stock Exchange	606259407439914000
529	931.90	08:31:28	London Stock Exchange	606259407439914000
1,416	932.10	08:33:14	London Stock Exchange	592185656998969000
654	932.10	08:33:14	London Stock Exchange	606259407439916000
418	932.10	08:33:14	London Stock Exchange	592185656998969000
654	932.20	08:36:11	London Stock Exchange	606259407439917000
460	932.20	08:36:41	London Stock Exchange	592185656998971000
194	932.20	08:36:41	London Stock Exchange	592185656998971000
654	932.00	08:38:02	London Stock Exchange	606259407439918000
171	932.00	08:38:02	London Stock Exchange	592185656998972000
483	932.00	08:38:02	London Stock Exchange	592185656998972000
310	931.90	08:38:03	London Stock Exchange	606259407439918000
353	931.90	08:38:03	London Stock Exchange	606259407439918000
731	931.80	08:38:07	London Stock Exchange	606259407439918000
427	932.00	08:39:56	London Stock Exchange	606259407439920000
227	932.00	08:39:56	London Stock Exchange	606259407439920000
342	931.80	08:41:15	London Stock Exchange	606259407439921000
654	931.80	08:41:15	London Stock Exchange	592185656998975000
654	931.80	08:41:15	London Stock Exchange	592185656998975000
672	932.40	08:44:38	London Stock Exchange	592185656998978000
200	932.30	08:44:38	London Stock Exchange	606259407439924000
1,025	932.30	08:44:38	London Stock Exchange	606259407439924000
200	932.30	08:44:38	London Stock Exchange	606259407439924000
18	932.30	08:44:38	London Stock Exchange	606259407439924000
203	932.30	08:44:38	London Stock Exchange	606259407439924000
654	932.40	08:45:36	London Stock Exchange	592185656998979000
378	932.30	08:45:39	London Stock Exchange	592185656998979000
130	932.30	08:45:39	London Stock Exchange	592185656998979000
504	932.20	08:45:50	London Stock Exchange	606259407439924000
654	932.10	08:45:54	London Stock Exchange	606259407439924000
633	931.90	08:46:01	London Stock Exchange	606259407439925000
417	931.90	08:46:01	London Stock Exchange	606259407439925000
734	931.40	08:48:13	London Stock Exchange	606259407439927000
585	931.20	08:49:03	London Stock Exchange	606259407439927000
72	931.20	08:49:49	London Stock Exchange	606259407439928000
790	931.00	08:50:15	London Stock Exchange	592185656998983000
26	931.00	08:52:04	London Stock Exchange	592185656998985000
829	931.00	08:52:04	London Stock Exchange	592185656998985000
900	931.40	08:54:55	London Stock Exchange	592185656998988000
92	931.40	08:54:55	London Stock Exchange	592185656998988000
169	931.20	08:55:14	London Stock Exchange	606259407439933000
804	931.20	08:55:14	London Stock Exchange	606259407439933000
125	930.50	08:56:46	London Stock Exchange	606259407439935000
660	930.50	08:56:46	London Stock Exchange	606259407439935000
298	929.90	08:58:11	London Stock Exchange	606259407439936000
371	929.90	08:58:11	London Stock Exchange	606259407439936000
365	929.30	09:00:56	London Stock Exchange	592185656998996000
339	929.30	09:00:56	Chi-X Europe	592185656998996000
673	929.00	09:01:11	London Stock Exchange	592185656998997000
850	928.40	09:02:42	London Stock Exchange	592185656998999000
654	930.10	09:05:24	London Stock Exchange	592185656999002000
464	930.00	09:07:19	London Stock Exchange	606259407439947000
148	930.00	09:07:19	London Stock Exchange	606259407439947000
42	930.00	09:07:19	London Stock Exchange	606259407439947000
654	929.90	09:07:42	London Stock Exchange	606259407439948000
441	929.60	09:08:04	Chi-X Europe	592185656999005000
613	929.60	09:08:04	London Stock Exchange	606259407439948000
759	930.20	09:10:05	London Stock Exchange	592185656999007000
339	930.20	09:10:05	London Stock Exchange	592185656999007000
109	930.20	09:10:08	London Stock Exchange	606259407439950000
372	929.80	09:11:07	London Stock Exchange	592185656999008000
362	929.80	09:11:07	Chi-X Europe	592185656999008000
1,020	930.50	09:13:18	London Stock Exchange	592185656999010000
695	930.50	09:14:01	London Stock Exchange	592185656999011000
116	930.50	09:14:01	London Stock Exchange	592185656999011000
517	930.50	09:17:00	London Stock Exchange	606259407439957000
282	930.50	09:17:00	Chi-X Europe	592185656999014000
60	930.50	09:17:00	London Stock Exchange	592185656999014000
338	930.60	09:17:31	London Stock Exchange	606259407439957000
320	930.60	09:17:31	London Stock Exchange	606259407439957000
100	930.40	09:17:49	London Stock Exchange	606259407439957000
198	930.40	09:17:49	London Stock Exchange	606259407439957000
84	930.40	09:17:49	London Stock Exchange	606259407439957000
109	930.40	09:17:49	Chi-X Europe	606259407439957000
376	930.40	09:17:49	Chi-X Europe	606259407439957000
619	930.00	09:18:13	London Stock Exchange	592185656999015000
236	930.00	09:18:13	London Stock Exchange	592185656999015000
762	930.40	09:19:47	London Stock Exchange	606259407439959000
521	930.90	09:23:33	London Stock Exchange	592185656999019000
654	930.90	09:23:33	London Stock Exchange	606259407439961000
329	930.90	09:23:33	Chi-X Europe	606259407439961000
853	930.60	09:24:00	London Stock Exchange	592185656999019000
654	931.00	09:27:22	London Stock Exchange	606259407439964000
545	930.80	09:28:56	London Stock Exchange	606259407439965000
18	930.80	09:28:56	London Stock Exchange	606259407439965000
91	930.80	09:28:56	London Stock Exchange	606259407439965000
764	932.10	09:30:01	London Stock Exchange	606259407439967000
807	932.60	09:30:01	London Stock Exchange	606259407439967000
170	931.70	09:30:38	London Stock Exchange	606259407439967000
528	931.70	09:30:38	London Stock Exchange	606259407439967000
88	931.70	09:30:38	London Stock Exchange	606259407439967000
908	933.60	09:34:13	London Stock Exchange	606259407439970000
203	933.50	09:34:13	London Stock Exchange	592185656999028000
500	933.50	09:34:13	London Stock Exchange	592185656999028000
353	933.50	09:34:13	London Stock Exchange	592185656999028000
742	934.10	09:36:19	London Stock Exchange	606259407439972000
158	934.10	09:36:19	London Stock Exchange	606259407439972000
278	933.90	09:36:19	London Stock Exchange	592185656999030000
114	933.90	09:36:19	London Stock Exchange	592185656999030000
31	933.90	09:36:19	London Stock Exchange	592185656999030000
1,159	935.70	09:42:50	London Stock Exchange	606259407439976000
654	935.40	09:43:18	London Stock Exchange	592185656999035000
600	935.30	09:43:55	London Stock Exchange	606259407439977000
54	935.30	09:43:55	London Stock Exchange	606259407439977000
873	935.10	09:44:05	London Stock Exchange	592185656999036000
96	935.10	09:44:05	London Stock Exchange	592185656999036000
445	935.10	09:44:05	London Stock Exchange	606259407439977000
127	935.00	09:46:17	London Stock Exchange	592185656999038000
637	935.00	09:46:17	London Stock Exchange	592185656999038000
372	934.90	09:46:33	London Stock Exchange	592185656999038000
455	934.50	09:46:51	London Stock Exchange	592185656999038000
345	934.50	09:48:08	London Stock Exchange	592185656999039000
921	934.50	09:51:07	London Stock Exchange	606259407439983000
656	934.50	09:51:12	London Stock Exchange	606259407439983000
963	934.70	09:52:46	London Stock Exchange	592185656999043000
10	934.70	09:52:46	London Stock Exchange	592185656999043000
613	934.40	09:56:00	London Stock Exchange	606259407439987000
52	934.40	09:56:02	London Stock Exchange	606259407439987000
933	936.00	10:01:12	London Stock Exchange	606259407439991000
1,513	935.80	10:01:12	London Stock Exchange	606259407439991000
147	935.80	10:01:12	London Stock Exchange	606259407439991000
269	935.80	10:01:12	London Stock Exchange	606259407439991000
148	935.40	10:01:24	London Stock Exchange	606259407439991000
796	935.40	10:01:24	London Stock Exchange	606259407439991000
718	935.70	10:03:38	London Stock Exchange	606259407439993000
915	935.40	10:05:22	London Stock Exchange	592185656999054000
358	935.30	10:07:51	London Stock Exchange	606259407439997000
100	935.30	10:08:05	London Stock Exchange	606259407439998000
512	935.30	10:09:54	London Stock Exchange	606259407439999000
383	935.30	10:09:54	London Stock Exchange	606259407439999000
395	935.20	10:09:54	London Stock Exchange	592185656999059000
935	934.30	10:12:43	London Stock Exchange	592185656999062000
798	934.20	10:14:30	London Stock Exchange	606259407440004000
964	934.30	10:17:50	London Stock Exchange	592185656999067000
85	934.30	10:17:50	London Stock Exchange	592185656999067000
194	934.20	10:17:50	Chi-X Europe	592185656999067000
678	934.30	10:21:35	London Stock Exchange	606259407440011000
694	934.10	10:21:35	London Stock Exchange	592185656999071000
564	933.10	10:23:18	London Stock Exchange	606259407440012000
337	933.10	10:23:18	Chi-X Europe	592185656999072000
712	933.00	10:25:01	London Stock Exchange	592185656999074000
361	933.40	10:30:52	London Stock Exchange	606259407440018000
293	933.40	10:30:52	London Stock Exchange	606259407440018000
654	933.20	10:31:00	London Stock Exchange	606259407440018000
859	933.60	10:31:21	London Stock Exchange	592185656999080000
41	933.60	10:31:21	London Stock Exchange	592185656999080000
390	933.60	10:31:28	London Stock Exchange	606259407440019000
400	934.10	10:34:21	London Stock Exchange	592185656999082000
141	934.10	10:34:21	London Stock Exchange	592185656999082000
400	934.10	10:34:21	London Stock Exchange	592185656999082000
654	934.30	10:39:30	London Stock Exchange	592185656999087000
908	934.00	10:40:07	London Stock Exchange	592185656999087000
200	933.80	10:41:35	London Stock Exchange	592185656999089000
654	933.90	10:44:40	London Stock Exchange	606259407440030000
54	933.80	10:44:44	London Stock Exchange	592185656999092000
706	933.80	10:44:44	London Stock Exchange	592185656999092000
722	933.70	10:45:29	London Stock Exchange	592185656999092000
157	933.70	10:45:29	London Stock Exchange	592185656999092000
39	933.70	10:45:29	London Stock Exchange	592185656999092000
853	933.70	10:47:30	London Stock Exchange	606259407440033000
675	933.80	10:49:51	London Stock Exchange	592185656999096000
104	933.80	10:49:51	London Stock Exchange	592185656999096000
71	933.60	10:51:50	London Stock Exchange	606259407440037000
713	933.60	10:51:50	London Stock Exchange	606259407440037000
77	933.90	10:54:40	London Stock Exchange	606259407440040000
800	933.90	10:54:40	London Stock Exchange	606259407440040000
1,047	934.30	10:59:05	London Stock Exchange	606259407440044000
289	934.30	10:59:05	London Stock Exchange	606259407440044000
654	934.90	11:02:52	London Stock Exchange	606259407440047000
654	934.90	11:04:52	London Stock Exchange	592185656999111000
711	934.80	11:06:30	London Stock Exchange	592185656999113000
21	934.80	11:06:30	London Stock Exchange	592185656999113000
690	934.60	11:07:30	London Stock Exchange	592185656999114000
680	934.50	11:07:52	London Stock Exchange	592185656999114000
929	934.70	11:08:41	London Stock Exchange	606259407440053000
691	934.60	11:10:21	London Stock Exchange	592185656999117000
699	933.50	11:12:03	London Stock Exchange	606259407440057000
584	933.80	11:14:06	London Stock Exchange	592185656999121000
334	933.80	11:14:06	Turquoise	606259407440059000
694	933.80	11:17:12	London Stock Exchange	606259407440062000
606	933.90	11:21:34	London Stock Exchange	592185656999128000
340	933.90	11:21:34	Turquoise	592185656999128000
375	933.70	11:22:45	Turquoise	592185656999129000
451	933.70	11:22:45	London Stock Exchange	606259407440067000
736	934.50	11:31:21	London Stock Exchange	606259407440075000
1,327	934.40	11:31:21	London Stock Exchange	592185656999137000
384	934.40	11:32:53	London Stock Exchange	592185656999139000
17	934.40	11:32:53	London Stock Exchange	592185656999139000
986	934.40	11:32:53	London Stock Exchange	592185656999139000
872	934.40	11:36:50	London Stock Exchange	592185656999142000
659	934.30	11:38:31	London Stock Exchange	606259407440081000
263	934.30	11:38:31	London Stock Exchange	606259407440081000
754	933.40	11:41:15	London Stock Exchange	592185656999146000
651	933.50	11:42:23	London Stock Exchange	606259407440084000
75	933.50	11:42:23	London Stock Exchange	606259407440084000
356	933.50	11:47:35	London Stock Exchange	592185656999152000
193	933.50	11:47:35	London Stock Exchange	592185656999152000
364	933.50	11:47:35	Turquoise	606259407440089000
617	933.30	11:49:14	London Stock Exchange	606259407440091000
334	933.30	11:49:14	Turquoise	606259407440091000
988	933.50	11:53:07	London Stock Exchange	606259407440095000
295	933.50	11:53:07	London Stock Exchange	592185656999158000
493	933.80	11:55:06	London Stock Exchange	606259407440097000
433	933.80	11:55:06	Chi-X Europe	592185656999160000
686	933.50	11:59:08	London Stock Exchange	592185656999164000
654	933.50	12:04:54	London Stock Exchange	606259407440109000
1,262	933.20	12:05:52	London Stock Exchange	606259407440111000
36	933.20	12:05:52	London Stock Exchange	606259407440111000
758	933.00	12:06:14	London Stock Exchange	606259407440111000
500	932.60	12:08:33	London Stock Exchange	592185656999177000
445	932.60	12:08:33	London Stock Exchange	592185656999177000
654	932.60	12:14:15	London Stock Exchange	592185656999182000
667	932.50	12:16:21	London Stock Exchange	606259407440119000
654	932.50	12:17:52	London Stock Exchange	606259407440120000
494	933.80	12:21:56	London Stock Exchange	606259407440123000
352	933.80	12:21:56	Chi-X Europe	592185656999188000
880	933.90	12:24:11	London Stock Exchange	606259407440125000
1,453	933.70	12:25:12	London Stock Exchange	606259407440126000
417	933.70	12:25:12	London Stock Exchange	592185656999191000
99	933.90	12:27:38	London Stock Exchange	606259407440128000
613	933.90	12:27:38	London Stock Exchange	606259407440128000
654	934.20	12:31:53	London Stock Exchange	592185656999196000
197	934.10	12:31:57	London Stock Exchange	606259407440131000
369	934.10	12:31:57	Chi-X Europe	592185656999196000
301	934.10	12:31:57	London Stock Exchange	606259407440131000
681	933.90	12:35:58	London Stock Exchange	592185656999200000
654	933.90	12:35:58	London Stock Exchange	606259407440135000
654	933.90	12:39:42	London Stock Exchange	592185656999203000
714	933.80	12:40:09	London Stock Exchange	606259407440138000
848	933.70	12:41:42	London Stock Exchange	592185656999205000
901	933.60	12:45:21	London Stock Exchange	606259407440142000
751	933.60	12:47:14	London Stock Exchange	592185656999209000
205	933.60	12:47:14	London Stock Exchange	592185656999209000
484	933.40	12:48:48	London Stock Exchange	592185656999210000
343	933.40	12:48:48	Chi-X Europe	592185656999210000
21	933.40	12:48:48	Chi-X Europe	592185656999210000
822	933.90	13:01:05	London Stock Exchange	592185656999220000
553	933.90	13:01:05	London Stock Exchange	592185656999220000
400	933.90	13:01:05	BATS Europe	606259407440154000
156	933.90	13:01:05	Chi-X Europe	592185656999220000
526	933.90	13:01:05	Chi-X Europe	606259407440154000
24	933.90	13:01:05	Chi-X Europe	606259407440154000
375	933.80	13:01:27	London Stock Exchange	606259407440155000
503	933.80	13:01:27	Chi-X Europe	592185656999220000
654	933.70	13:05:50	London Stock Exchange	592185656999224000
654	933.70	13:05:50	London Stock Exchange	592185656999224000
1,188	933.60	13:05:50	London Stock Exchange	606259407440158000
480	933.50	13:06:04	London Stock Exchange	592185656999224000
329	933.50	13:06:04	London Stock Exchange	592185656999224000
939	933.60	13:15:30	London Stock Exchange	592185656999233000
500	933.60	13:15:30	London Stock Exchange	592185656999233000
142	933.60	13:15:30	BATS Europe	606259407440167000
400	933.60	13:15:30	Chi-X Europe	606259407440167000
95	933.60	13:15:30	London Stock Exchange	592185656999233000
203	933.60	13:15:30	London Stock Exchange	592185656999233000
57	933.60	13:15:30	Chi-X Europe	592185656999233000
869	933.80	13:16:58	London Stock Exchange	606259407440170000
927	933.90	13:18:13	London Stock Exchange	592185656999238000
220	933.90	13:18:13	London Stock Exchange	606259407440172000
792	933.70	13:21:30	London Stock Exchange	606259407440178000
256	933.50	13:21:50	London Stock Exchange	592185656999245000
512	933.50	13:21:50	London Stock Exchange	592185656999245000
88	933.20	13:25:32	London Stock Exchange	592185656999251000
200	933.20	13:25:35	London Stock Exchange	592185656999251000
32	933.20	13:25:35	London Stock Exchange	592185656999251000
200	933.20	13:26:59	London Stock Exchange	592185656999253000
200	933.20	13:27:01	London Stock Exchange	592185656999253000
200	933.20	13:27:04	London Stock Exchange	592185656999253000
71	933.20	13:27:04	London Stock Exchange	606259407440186000
29	933.20	13:27:04	London Stock Exchange	592185656999253000
200	933.20	13:27:08	London Stock Exchange	606259407440186000
804	934.00	13:30:24	London Stock Exchange	592185656999259000
654	934.00	13:30:24	London Stock Exchange	606259407440192000
384	933.80	13:30:24	London Stock Exchange	592185656999259000
609	933.80	13:30:24	London Stock Exchange	592185656999259000
614	934.00	13:30:43	London Stock Exchange	592185656999259000
173	934.00	13:30:43	London Stock Exchange	592185656999259000
815	933.70	13:33:18	London Stock Exchange	592185656999263000
702	933.40	13:37:01	London Stock Exchange	606259407440200000
677	933.40	13:37:01	London Stock Exchange	592185656999267000
398	933.40	13:37:01	Chi-X Europe	592185656999267000
838	933.30	13:38:04	London Stock Exchange	606259407440201000
400	933.20	13:43:30	Chi-X Europe	592185656999274000
1,157	933.20	13:43:44	London Stock Exchange	606259407440207000
538	933.10	13:44:51	London Stock Exchange	592185656999276000
343	933.10	13:44:51	Chi-X Europe	606259407440208000
209	933.20	13:47:00	Chi-X Europe	606259407440210000
134	933.20	13:47:00	Chi-X Europe	606259407440210000
363	933.20	13:47:00	London Stock Exchange	606259407440210000
602	933.90	13:50:23	London Stock Exchange	606259407440215000
431	933.90	13:50:23	Chi-X Europe	606259407440215000
500	933.80	13:50:23	London Stock Exchange	606259407440215000
203	933.80	13:50:23	London Stock Exchange	606259407440215000
167	933.80	13:50:23	London Stock Exchange	606259407440215000
96	933.90	13:50:27	Chi-X Europe	606259407440215000
529	933.80	13:52:35	London Stock Exchange	592185656999286000
384	933.80	13:52:35	Chi-X Europe	606259407440218000
371	933.00	13:55:27	London Stock Exchange	606259407440221000
283	933.00	13:55:27	London Stock Exchange	606259407440221000
654	932.90	13:57:43	London Stock Exchange	606259407440224000
700	932.90	13:57:43	London Stock Exchange	592185656999292000
424	932.80	13:58:20	London Stock Exchange	592185656999292000
372	932.80	13:58:20	Chi-X Europe	592185656999292000
300	933.10	14:03:40	London Stock Exchange	592185656999298000
354	933.10	14:03:40	London Stock Exchange	592185656999298000
13	933.10	14:04:19	Turquoise	592185656999299000
996	933.20	14:04:26	London Stock Exchange	606259407440231000
292	933.40	14:08:49	Chi-X Europe	606259407440235000
390	933.40	14:08:49	London Stock Exchange	592185656999304000
882	933.50	14:13:08	London Stock Exchange	606259407440240000
369	933.50	14:13:08	Chi-X Europe	606259407440240000
63	933.50	14:13:08	London Stock Exchange	606259407440240000
400	933.50	14:13:08	BATS Europe	592185656999309000
400	933.50	14:13:08	BATS Europe	592185656999309000
77	933.60	14:15:02	Turquoise	606259407440242000
1,302	933.70	14:16:11	London Stock Exchange	592185656999312000
388	933.70	14:16:11	Chi-X Europe	606259407440244000
56	933.70	14:16:11	London Stock Exchange	592185656999312000
400	933.70	14:16:11	BATS Europe	592185656999312000
1,005	933.60	14:16:46	London Stock Exchange	592185656999313000
654	933.60	14:16:46	London Stock Exchange	606259407440244000
358	933.60	14:17:05	London Stock Exchange	592185656999313000
654	933.50	14:17:08	London Stock Exchange	606259407440244000
597	933.70	14:22:24	London Stock Exchange	592185656999320000
381	933.70	14:22:24	Chi-X Europe	592185656999320000
131	933.60	14:23:04	London Stock Exchange	606259407440252000
523	933.60	14:23:04	London Stock Exchange	606259407440252000
833	933.70	14:25:52	London Stock Exchange	606259407440255000
1,326	933.70	14:27:50	London Stock Exchange	592185656999327000
654	933.70	14:27:50	London Stock Exchange	606259407440258000
654	933.70	14:27:50	London Stock Exchange	592185656999327000
29	933.70	14:27:50	Turquoise	606259407440258000
655	933.70	14:28:08	London Stock Exchange	606259407440258000
188	933.70	14:28:08	London Stock Exchange	592185656999328000
988	933.90	14:30:05	London Stock Exchange	592185656999331000
654	933.80	14:30:05	London Stock Exchange	606259407440261000
471	933.80	14:30:05	London Stock Exchange	606259407440261000
654	933.70	14:30:05	London Stock Exchange	592185656999331000
84	933.80	14:30:05	Chi-X Europe	592185656999331000
986	933.80	14:30:06	London Stock Exchange	592185656999331000
654	933.90	14:32:18	London Stock Exchange	592185656999334000
658	933.70	14:32:28	London Stock Exchange	606259407440265000
335	933.50	14:32:31	Chi-X Europe	606259407440265000
706	933.50	14:32:31	London Stock Exchange	592185656999335000
1,184	934.70	14:33:13	London Stock Exchange	606259407440266000
796	934.70	14:33:27	London Stock Exchange	606259407440266000
342	934.20	14:36:14	London Stock Exchange	606259407440270000
59	934.20	14:36:14	London Stock Exchange	606259407440270000
105	934.60	14:37:15	Chi-X Europe	592185656999342000
173	934.60	14:37:15	London Stock Exchange	606259407440272000
600	934.60	14:37:35	London Stock Exchange	606259407440273000
572	934.60	14:37:35	London Stock Exchange	606259407440273000
228	934.60	14:37:35	London Stock Exchange	592185656999343000
568	934.60	14:37:35	London Stock Exchange	592185656999343000
297	934.60	14:37:35	Chi-X Europe	592185656999343000
426	934.60	14:37:35	London Stock Exchange	606259407440273000
654	934.50	14:37:40	London Stock Exchange	606259407440273000
366	934.50	14:37:40	Chi-X Europe	606259407440273000
1,223	934.30	14:38:53	London Stock Exchange	592185656999345000
98	934.20	14:39:16	London Stock Exchange	606259407440275000
500	934.20	14:39:37	London Stock Exchange	606259407440276000
78	934.20	14:39:38	London Stock Exchange	606259407440276000
330	934.20	14:39:38	London Stock Exchange	606259407440276000
273	934.20	14:39:49	London Stock Exchange	606259407440276000
147	934.20	14:39:49	London Stock Exchange	606259407440276000
784	933.90	14:41:27	London Stock Exchange	606259407440278000
200	933.90	14:41:27	Chi-X Europe	592185656999348000
109	933.90	14:41:27	London Stock Exchange	606259407440278000
25	933.90	14:41:27	London Stock Exchange	606259407440278000
360	933.70	14:42:48	London Stock Exchange	592185656999351000
600	933.70	14:42:59	London Stock Exchange	592185656999351000
144	933.70	14:42:59	London Stock Exchange	592185656999351000
56	933.70	14:43:04	Chi-X Europe	606259407440281000
300	933.80	14:45:19	London Stock Exchange	606259407440284000
355	933.80	14:45:22	London Stock Exchange	606259407440284000
654	933.80	14:45:22	London Stock Exchange	592185656999355000
1,276	934.00	14:47:01	London Stock Exchange	606259407440287000
432	934.00	14:47:34	London Stock Exchange	606259407440288000
223	934.00	14:47:34	London Stock Exchange	606259407440288000
1,570	934.30	14:49:02	London Stock Exchange	592185656999360000
1,298	934.40	14:50:57	London Stock Exchange	606259407440292000
400	934.40	14:50:57	BATS Europe	592185656999363000
189	934.40	14:50:57	BATS Europe	592185656999363000
481	934.30	14:51:02	London Stock Exchange	606259407440292000
337	934.30	14:51:02	London Stock Exchange	606259407440292000
198	934.20	14:51:54	London Stock Exchange	592185656999364000
189	934.20	14:51:57	London Stock Exchange	592185656999364000
267	934.20	14:51:57	London Stock Exchange	592185656999364000
654	934.20	14:51:57	London Stock Exchange	592185656999364000
655	934.20	14:53:38	London Stock Exchange	592185656999367000
660	934.10	14:53:38	London Stock Exchange	606259407440296000
654	934.00	14:54:59	London Stock Exchange	606259407440298000
678	934.00	14:54:59	London Stock Exchange	606259407440298000
811	933.90	14:55:36	London Stock Exchange	592185656999370000
654	933.90	14:57:30	London Stock Exchange	606259407440303000
400	933.80	14:58:49	BATS Europe	606259407440305000
296	933.80	14:58:49	Chi-X Europe	606259407440305000
254	933.80	14:58:49	London Stock Exchange	592185656999376000
400	933.80	14:59:00	BATS Europe	592185656999376000
654	933.90	15:00:19	London Stock Exchange	606259407440308000
654	933.90	15:00:19	London Stock Exchange	592185656999379000
1,354	934.30	15:02:47	London Stock Exchange	592185656999384000
453	934.30	15:02:47	London Stock Exchange	592185656999384000
96	934.30	15:02:47	London Stock Exchange	592185656999384000
1,457	935.30	15:06:59	London Stock Exchange	606259407440320000
739	935.20	15:06:59	London Stock Exchange	592185656999391000
537	935.20	15:06:59	London Stock Exchange	592185656999391000
360	935.30	15:06:59	London Stock Exchange	592185656999391000
654	935.20	15:07:47	London Stock Exchange	592185656999393000
383	935.20	15:07:47	London Stock Exchange	606259407440321000
111	935.10	15:08:03	London Stock Exchange	606259407440321000
585	935.10	15:08:03	London Stock Exchange	606259407440321000
111	935.10	15:08:03	London Stock Exchange	606259407440321000
654	935.00	15:10:02	London Stock Exchange	592185656999396000
754	934.90	15:10:53	London Stock Exchange	592185656999398000
441	934.90	15:10:53	Chi-X Europe	592185656999398000
654	934.90	15:11:26	London Stock Exchange	592185656999399000
655	934.80	15:11:54	Chi-X Europe	606259407440328000
654	934.80	15:13:12	London Stock Exchange	606259407440331000
782	934.70	15:13:14	London Stock Exchange	592185656999403000
460	934.70	15:15:15	London Stock Exchange	592185656999407000
654	934.70	15:15:15	London Stock Exchange	592185656999407000
383	934.70	15:15:15	Chi-X Europe	592185656999407000
1,114	934.50	15:17:15	London Stock Exchange	606259407440339000
655	934.40	15:17:15	London Stock Exchange	592185656999411000
118	934.40	15:17:15	Chi-X Europe	592185656999411000
655	934.50	15:18:50	London Stock Exchange	592185656999414000
613	934.40	15:19:37	London Stock Exchange	606259407440343000
371	934.40	15:19:37	Chi-X Europe	606259407440343000
654	934.20	15:19:59	London Stock Exchange	606259407440344000
1,094	934.20	15:20:56	London Stock Exchange	592185656999418000
223	934.70	15:26:46	London Stock Exchange	592185656999429000
654	934.70	15:26:46	London Stock Exchange	606259407440356000
999	934.70	15:26:46	London Stock Exchange	592185656999429000
251	934.70	15:26:46	London Stock Exchange	592185656999429000
1,081	934.60	15:26:48	London Stock Exchange	606259407440356000
412	934.60	15:26:48	London Stock Exchange	592185656999429000
367	934.60	15:26:48	London Stock Exchange	606259407440356000
484	934.60	15:26:48	Chi-X Europe	606259407440356000
52	934.60	15:26:49	London Stock Exchange	606259407440357000
1,000	935.00	15:29:22	London Stock Exchange	606259407440361000
424	935.00	15:29:22	London Stock Exchange	592185656999434000
700	934.90	15:29:40	London Stock Exchange	592185656999435000
342	934.90	15:29:40	Chi-X Europe	606259407440362000
1,021	934.60	15:30:10	London Stock Exchange	592185656999436000
992	935.20	15:35:19	London Stock Exchange	606259407440372000
218	935.20	15:35:19	Turquoise	606259407440372000
172	935.20	15:35:19	London Stock Exchange	592185656999446000
400	935.20	15:35:19	Chi-X Europe	606259407440372000
283	935.20	15:35:19	Chi-X Europe	606259407440372000
348	935.20	15:36:02	London Stock Exchange	606259407440374000
658	935.20	15:36:02	London Stock Exchange	606259407440374000
1,045	935.10	15:36:02	London Stock Exchange	592185656999447000
265	935.10	15:36:02	London Stock Exchange	606259407440374000
242	935.10	15:36:02	London Stock Exchange	592185656999447000
158	935.10	15:36:04	London Stock Exchange	606259407440374000
1,276	934.90	15:37:39	London Stock Exchange	592185656999450000
347	934.80	15:38:52	London Stock Exchange	592185656999453000
346	934.80	15:38:52	Chi-X Europe	606259407440379000
734	935.00	15:40:40	London Stock Exchange	592185656999456000
443	935.00	15:40:40	Chi-X Europe	606259407440383000
174	934.90	15:41:33	London Stock Exchange	606259407440384000
480	934.90	15:41:33	London Stock Exchange	606259407440384000
654	934.90	15:41:33	London Stock Exchange	606259407440384000
708	935.00	15:42:46	London Stock Exchange	606259407440386000
366	935.00	15:42:46	Chi-X Europe	592185656999460000
396	935.00	15:43:33	London Stock Exchange	606259407440388000
409	935.00	15:43:33	Chi-X Europe	606259407440388000
789	934.90	15:44:24	London Stock Exchange	592185656999463000
737	934.80	15:45:11	London Stock Exchange	606259407440391000
1,277	934.90	15:47:23	London Stock Exchange	592185656999469000
302	934.90	15:47:48	London Stock Exchange	592185656999470000
352	934.90	15:47:48	London Stock Exchange	592185656999470000
655	934.80	15:48:04	London Stock Exchange	606259407440396000
1,064	935.10	15:50:31	London Stock Exchange	592185656999475000
655	935.10	15:51:34	London Stock Exchange	606259407440403000
1,227	935.00	15:51:44	London Stock Exchange	606259407440403000
62	935.00	15:51:50	London Stock Exchange	606259407440404000
91	935.00	15:51:52	London Stock Exchange	606259407440404000
563	935.00	15:51:52	London Stock Exchange	606259407440404000
654	935.00	15:53:08	London Stock Exchange	592185656999480000
344	934.90	15:53:09	London Stock Exchange	592185656999480000
41	934.90	15:53:14	London Stock Exchange	592185656999481000
580	935.40	15:57:21	London Stock Exchange	606259407440415000
75	935.40	15:57:22	London Stock Exchange	606259407440415000
649	935.40	15:57:22	London Stock Exchange	592185656999489000
1,308	935.40	15:57:22	London Stock Exchange	592185656999489000
343	935.40	15:57:22	Turquoise	606259407440415000
1,328	935.30	15:57:22	London Stock Exchange	592185656999489000
1,298	935.50	15:58:34	London Stock Exchange	592185656999492000
11	935.50	15:58:34	Chi-X Europe	592185656999492000
490	935.50	15:58:34	London Stock Exchange	606259407440418000
925	936.10	16:01:55	London Stock Exchange	592185656999502000
285	936.30	16:03:33	London Stock Exchange	592185656999506000
185	936.30	16:03:33	London Stock Exchange	592185656999506000
184	936.30	16:03:33	London Stock Exchange	592185656999506000
704	936.40	16:04:11	London Stock Exchange	592185656999508000
100	936.40	16:04:15	London Stock Exchange	592185656999508000
201	936.80	16:05:54	London Stock Exchange	606259407440437000
258	936.80	16:05:54	London Stock Exchange	606259407440437000
1,002	936.80	16:05:54	London Stock Exchange	606259407440437000
400	936.80	16:05:54	BATS Europe	592185656999513000
151	936.80	16:05:54	BATS Europe	592185656999513000
400	936.80	16:05:54	Chi-X Europe	606259407440437000
243	936.80	16:05:54	Turquoise	592185656999513000
120	936.80	16:05:54	Turquoise	592185656999513000
692	936.80	16:05:54	London Stock Exchange	592185656999513000
460	936.80	16:05:54	London Stock Exchange	592185656999513000
202	936.80	16:05:54	London Stock Exchange	592185656999513000
400	936.80	16:05:54	BATS Europe	606259407440437000
400	936.80	16:05:54	Chi-X Europe	592185656999513000
700	936.80	16:06:20	London Stock Exchange	606259407440438000
604	936.90	16:07:43	London Stock Exchange	592185656999518000
694	936.90	16:07:43	London Stock Exchange	592185656999518000
1,402	936.90	16:07:43	London Stock Exchange	592185656999518000
340	936.90	16:07:43	London Stock Exchange	606259407440442000
654	936.70	16:07:55	London Stock Exchange	606259407440442000
602	936.50	16:10:50	London Stock Exchange	606259407440450000
52	936.50	16:10:50	London Stock Exchange	606259407440450000
344	936.30	16:14:45	London Stock Exchange	592185656999537000
344	936.30	16:15:00	London Stock Exchange	592185656999538000
332	936.40	16:15:39	London Stock Exchange	606259407440463000
327	936.50	16:17:18	London Stock Exchange	592185656999544000
4	936.50	16:17:18	London Stock Exchange	592185656999544000
327	936.50	16:17:18	London Stock Exchange	606259407440467000
323	936.50	16:17:18	London Stock Exchange	592185656999544000
175	936.40	16:17:43	BATS Europe	592185656999545000
405	936.40	16:17:43	Chi-X Europe	592185656999545000
74	936.40	16:17:43	Chi-X Europe	592185656999545000
122	936.30	16:17:52	London Stock Exchange	592185656999546000
255	936.40	16:18:27	Chi-X Europe	606259407440471000
1	936.40	16:18:27	Turquoise	592185656999548000
399	936.40	16:18:30	London Stock Exchange	592185656999548000
328	936.40	16:18:30	London Stock Exchange	606259407440471000
327	936.40	16:18:45	London Stock Exchange	606259407440472000
172	936.40	16:18:52	Chi-X Europe	592185656999549000
4	936.40	16:18:59	London Stock Exchange	592185656999550000
496	936.40	16:18:59	London Stock Exchange	592185656999550000
492	936.40	16:19:21	London Stock Exchange	592185656999551000
263	936.40	16:19:22	Chi-X Europe	592185656999551000
327	936.40	16:19:37	London Stock Exchange	606259407440474000
20	936.40	16:19:37	London Stock Exchange	592185656999552000
200	936.40	16:19:37	London Stock Exchange	592185656999552000
152	936.40	16:19:37	London Stock Exchange	592185656999552000
442	936.40	16:20:12	London Stock Exchange	592185656999554000
454	936.40	16:20:36	London Stock Exchange	606259407440478000
63	936.40	16:20:36	London Stock Exchange	592185656999556000
256	936.40	16:20:36	London Stock Exchange	592185656999556000
327	936.40	16:20:36	London Stock Exchange	592185656999556000
1,058	936.40	16:20:36	Chi-X Europe	606259407440478000
981	936.40	16:20:36	London Stock Exchange	592185656999556000
104	936.40	16:20:36	BATS Europe	592185656999556000
114	936.40	16:20:36	Turquoise	592185656999556000
400	936.40	16:20:36	BATS Europe	606259407440478000
142	936.40	16:20:36	BATS Europe	606259407440478000
97	936.40	16:20:36	BATS Europe	606259407440478000
115	936.40	16:20:36	Turquoise	606259407440478000
400	936.40	16:20:36	Turquoise	606259407440478000
360	936.40	16:20:36	Turquoise	606259407440478000
400	936.40	16:20:36	Chi-X Europe	606259407440478000
480	936.40	16:20:36	Chi-X Europe	606259407440478000
270	936.40	16:20:36	Chi-X Europe	606259407440478000
202	936.40	16:20:36	London Stock Exchange	592185656999556000
1,570	936.40	16:20:36	London Stock Exchange	592185656999556000
172	936.40	16:20:36	London Stock Exchange	592185656999556000
137	936.40	16:20:36	Turquoise	592185656999556000
810	936.40	16:20:36	London Stock Exchange	606259407440478000
146	936.40	16:20:36	London Stock Exchange	606259407440478000
226	936.40	16:20:36	Turquoise	592185656999556000
2	936.40	16:20:36	Chi-X Europe	592185656999556000
792	936.40	16:20:36	Chi-X Europe	592185656999556000
655	936.20	16:20:43	London Stock Exchange	606259407440478000
123	936.10	16:21:30	London Stock Exchange	592185656999558000
610	936.20	16:23:29	London Stock Exchange	592185656999565000
600	936.20	16:23:29	London Stock Exchange	592185656999565000
416	936.20	16:23:29	Turquoise	606259407440487000
429	936.20	16:23:29	Chi-X Europe	592185656999565000
54	936.20	16:23:29	London Stock Exchange	592185656999565000
387	936.20	16:23:29	Chi-X Europe	592185656999565000
72	936.20	16:23:29	London Stock Exchange	592185656999565000
268	936.20	16:23:29	Chi-X Europe	592185656999565000
397	936.20	16:23:29	Chi-X Europe	592185656999565000
371	936.20	16:23:29	London Stock Exchange	592185656999565000
202	936.20	16:23:29	London Stock Exchange	592185656999565000
207	936.20	16:23:29	London Stock Exchange	592185656999565000
290	936.20	16:23:29	London Stock Exchange	606259407440487000
282	936.00	16:25:04	London Stock Exchange	592185656999572000
1,045	936.00	16:25:04	London Stock Exchange	592185656999572000
560	936.00	16:25:23	London Stock Exchange	592185656999573000
1,159	936.00	16:26:29	London Stock Exchange	606259407440498000
656	936.00	16:26:29	London Stock Exchange	606259407440498000
202	936.00	16:26:29	London Stock Exchange	606259407440498000
102	936.00	16:26:29	London Stock Exchange	606259407440498000
630	936.00	16:26:29	London Stock Exchange	606259407440498000
607	936.00	16:26:29	London Stock Exchange	592185656999576000
50	935.90	16:27:24	London Stock Exchange	592185656999579000
606	935.90	16:27:24	London Stock Exchange	592185656999579000
482	935.90	16:27:24	London Stock Exchange	592185656999579000
203	935.90	16:27:24	London Stock Exchange	592185656999579000
654	935.90	16:27:30	London Stock Exchange	606259407440501000
330	935.50	16:28:31	Chi-X Europe	592185656999583000

This announcement will also be available on National Grid's website at http://investors.nationalgrid.com/rns.aspx. 

Enquiries to:

C James, Company Secretarial Assistant, (0207 004 3116).

 

END

 

 

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