Exhibit 1

British American Tobacco p.l.c.

9 August 2024

TRANSACTION IN OWN SHARES

British American Tobacco p.l.c. (the “Company”) announces that in accordance with the authority granted by shareholders at the Company’s Annual General Meeting on 24 April 2024 it purchased the following number of its ordinary shares of 25 pence each (“shares”) from Goldman Sachs International as part of its buyback programme announced on 18 March 2024:

Date of purchase:	8 August 2024
Number of ordinary shares of 25 pence each purchased:	89,500
Highest price paid per share (pence):	2815.00p
Lowest price paid per share (pence):	2757.00p
Volume weighted average price paid per share (pence):	2790.03p

The Company intends to cancel the purchased shares.

Following the purchase and cancellation of these shares, the Company will have 2,217,261,671 ordinary shares in issue (excluding treasury shares) which carry voting rights and will hold 133,274,739 ordinary shares in treasury. This information may be used by shareholders to determine whether they are required to notify their interest, or a change to their interest, in the Company under the FCA’s Disclosure Guidance and Transparency Rules.

In accordance with Article 5(1)(b) of the Market Abuse Regulation (EU) No 596/2014 as it applies in the UK, a schedule of individual trades carried out by Goldman Sachs International on 8 August 2024 is set out below.

Enquiries:

Investor Relations

Victoria Buxton: +44 (0)20 7845 2012 | IR_team@bat.com

Schedule of purchases - aggregate information

Issuer name	ISIN Code	Transaction date	Daily total volume (in number of shares)	Daily weighted average price of shares acquired	Platform
British American Tobacco p.l.c.	GB0002875804	08/08/2024	89,500	2790.03	LSE
British American Tobacco p.l.c.	GB0002875804	08/08/2024	0	0	CHIX
British American Tobacco p.l.c.	GB0002875804	08/08/2024	0	0	BATE

Schedule of purchases - individual transactions

Number of shares purchased	Transaction price (per share)	Market	Time of transaction
935	2765	XLON	08:18:26
542	2764	XLON	08:18:34
415	2764	XLON	08:18:34
279	2764	XLON	08:19:36
78	2764	XLON	08:19:40
320	2763	XLON	08:20:27
74	2760	XLON	08:23:46
37	2760	XLON	08:23:46
100	2760	XLON	08:23:56
78	2760	XLON	08:23:56
93	2760	XLON	08:24:02
338	2761	XLON	08:25:17
317	2760	XLON	08:26:16
304	2758	XLON	08:28:53
38	2757	XLON	08:31:22
407	2762	XLON	08:35:10
367	2762	XLON	08:36:17
209	2762	XLON	08:40:03
372	2763	XLON	08:40:52
330	2763	XLON	08:44:10
323	2760	XLON	08:45:47
292	2764	XLON	08:51:17
297	2763	XLON	08:51:48
299	2763	XLON	08:53:01
296	2765	XLON	08:56:02
289	2773	XLON	09:00:13
112	2774	XLON	09:00:19
181	2774	XLON	09:00:19
292	2776	XLON	09:03:45
291	2777	XLON	09:04:46
109	2779	XLON	09:08:11
257	2779	XLON	09:10:03
126	2779	XLON	09:10:03
345	2780	XLON	09:12:29
316	2779	XLON	09:15:05
275	2779	XLON	09:17:09
65	2778	XLON	09:19:29
170	2778	XLON	09:19:29
340	2778	XLON	09:21:48
326	2775	XLON	09:24:01
299	2776	XLON	09:27:46
293	2774	XLON	09:29:18
299	2776	XLON	09:36:35
299	2775	XLON	09:36:39

295	2778	XLON	09:38:40
289	2776	XLON	09:40:21
292	2776	XLON	09:43:29
108	2777	XLON	09:45:07
268	2777	XLON	09:48:30
101	2777	XLON	09:48:30
343	2779	XLON	09:51:55
298	2779	XLON	09:55:57
308	2779	XLON	09:56:10
303	2778	XLON	09:58:01
288	2782	XLON	10:00:00
300	2782	XLON	10:02:35
300	2780	XLON	10:05:30
301	2778	XLON	10:08:19
300	2777	XLON	10:11:05
297	2780	XLON	10:15:08
295	2779	XLON	10:15:56
291	2780	XLON	10:18:40
291	2781	XLON	10:21:19
289	2782	XLON	10:24:08
133	2781	XLON	10:26:12
365	2783	XLON	10:29:07
335	2782	XLON	10:32:11
319	2781	XLON	10:34:47
308	2780	XLON	10:39:13
210	2781	XLON	10:42:56
91	2781	XLON	10:42:56
302	2781	XLON	10:44:58
299	2783	XLON	10:47:32
292	2780	XLON	10:50:42
294	2780	XLON	10:53:45
295	2780	XLON	10:57:33
141	2781	XLON	10:58:47
151	2781	XLON	10:58:47
292	2781	XLON	11:03:09
293	2781	XLON	11:04:32
289	2780	XLON	11:09:06
276	2781	XLON	11:11:12
297	2783	XLON	11:14:10
294	2783	XLON	11:15:51
260	2782	XLON	11:19:59
314	2783	XLON	11:22:38
297	2782	XLON	11:25:22
294	2780	XLON	11:28:22
141	2780	XLON	11:31:30
155	2780	XLON	11:31:30
287	2782	XLON	11:34:23
296	2781	XLON	11:38:14

301	2780	XLON	11:42:25
301	2782	XLON	11:46:42
84	2782	XLON	11:49:23
210	2782	XLON	11:49:23
295	2781	XLON	11:51:58
288	2780	XLON	11:53:09
297	2779	XLON	11:57:14
290	2781	XLON	12:00:01
293	2780	XLON	12:02:17
294	2781	XLON	12:05:53
290	2779	XLON	12:09:15
294	2778	XLON	12:10:30
289	2781	XLON	12:14:54
296	2779	XLON	12:17:25
228	2779	XLON	12:19:05
320	2779	XLON	12:23:27
312	2777	XLON	12:26:14
28	2777	XLON	12:29:45
278	2777	XLON	12:29:46
297	2778	XLON	12:37:17
294	2777	XLON	12:37:17
288	2777	XLON	12:41:21
19	2776	XLON	12:45:33
268	2776	XLON	12:45:33
292	2776	XLON	12:45:39
295	2775	XLON	12:51:04
291	2775	XLON	12:55:29
292	2775	XLON	12:55:29
94	2774	XLON	12:59:47
279	2777	XLON	13:04:56
108	2777	XLON	13:04:56
349	2778	XLON	13:06:57
92	2779	XLON	13:08:20
223	2779	XLON	13:08:20
307	2776	XLON	13:11:38
296	2776	XLON	13:15:10
291	2775	XLON	13:18:46
37	2774	XLON	13:22:57
258	2774	XLON	13:22:57
289	2775	XLON	13:27:57
290	2774	XLON	13:29:00
288	2773	XLON	13:29:02
293	2776	XLON	13:31:25
295	2775	XLON	13:34:02
290	2776	XLON	13:36:53
292	2779	XLON	13:39:13
41	2779	XLON	13:42:18
250	2779	XLON	13:42:18

71	2778	XLON	13:43:42
223	2778	XLON	13:43:42
293	2782	XLON	13:47:37
287	2782	XLON	13:48:23
303	2781	XLON	13:52:28
204	2781	XLON	13:52:50
345	2784	XLON	13:55:28
311	2784	XLON	13:57:11
300	2784	XLON	13:59:42
298	2784	XLON	14:02:21
291	2783	XLON	14:05:06
293	2785	XLON	14:09:53
124	2784	XLON	14:10:23
169	2784	XLON	14:10:23
294	2787	XLON	14:13:24
293	2786	XLON	14:13:26
298	2787	XLON	14:15:11
305	2788	XLON	14:16:11
299	2788	XLON	14:17:55
182	2788	XLON	14:20:23
121	2788	XLON	14:20:23
307	2786	XLON	14:21:34
223	2787	XLON	14:24:44
65	2787	XLON	14:24:44
516	2789	XLON	14:29:04
336	2789	XLON	14:29:29
80	2789	XLON	14:29:29
301	2788	XLON	14:29:32
400	2781	XLON	14:30:05
419	2780	XLON	14:30:05
369	2785	XLON	14:31:27
385	2786	XLON	14:32:07
68	2785	XLON	14:32:08
156	2785	XLON	14:32:08
156	2785	XLON	14:32:08
175	2788	XLON	14:33:06
202	2788	XLON	14:33:06
391	2787	XLON	14:33:12
362	2786	XLON	14:33:42
337	2787	XLON	14:34:06
333	2788	XLON	14:34:23
200	2787	XLON	14:34:46
133	2787	XLON	14:34:46
175	2785	XLON	14:35:18
156	2785	XLON	14:35:18
319	2788	XLON	14:36:05
318	2789	XLON	14:36:50
305	2788	XLON	14:37:10

308	2792	XLON	14:38:17
306	2792	XLON	14:39:22
309	2795	XLON	14:40:13
311	2796	XLON	14:40:45
311	2794	XLON	14:41:52
302	2795	XLON	14:42:01
300	2795	XLON	14:42:17
296	2797	XLON	14:43:08
274	2798	XLON	14:43:52
48	2798	XLON	14:43:52
319	2797	XLON	14:44:52
179	2799	XLON	14:45:31
124	2799	XLON	14:45:31
314	2802	XLON	14:46:49
261	2802	XLON	14:47:16
39	2802	XLON	14:47:16
309	2803	XLON	14:48:44
301	2803	XLON	14:48:57
296	2801	XLON	14:49:40
301	2802	XLON	14:50:44
287	2804	XLON	14:51:21
286	2806	XLON	14:52:29
300	2802	XLON	14:53:28
291	2800	XLON	14:54:04
291	2802	XLON	14:54:40
293	2802	XLON	14:55:38
297	2800	XLON	14:56:23
299	2801	XLON	14:57:32
288	2804	XLON	14:58:53
294	2804	XLON	14:59:04
112	2803	XLON	15:00:30
198	2803	XLON	15:00:30
303	2804	XLON	15:01:03
295	2805	XLON	15:01:43
301	2806	XLON	15:02:47
319	2804	XLON	15:03:55
298	2802	XLON	15:04:56
297	2804	XLON	15:05:43
296	2804	XLON	15:06:41
47	2804	XLON	15:07:45
262	2804	XLON	15:07:45
316	2802	XLON	15:08:35
219	2802	XLON	15:09:45
95	2802	XLON	15:09:45
76	2804	XLON	15:10:34
244	2804	XLON	15:10:34
303	2806	XLON	15:11:22
300	2807	XLON	15:12:19

317	2807	XLON	15:13:13
305	2807	XLON	15:14:03
7	2808	XLON	15:15:39
288	2808	XLON	15:15:39
303	2808	XLON	15:15:58
296	2808	XLON	15:17:01
300	2807	XLON	15:17:01
322	2807	XLON	15:19:25
167	2805	XLON	15:20:07
148	2805	XLON	15:20:07
316	2807	XLON	15:22:01
75	2808	XLON	15:22:30
17	2809	XLON	15:23:11
276	2809	XLON	15:23:11
287	2810	XLON	15:23:23
407	2813	XLON	15:25:55
395	2812	XLON	15:26:00
510	2811	XLON	15:27:59
287	2810	XLON	15:29:46
24	2811	XLON	15:31:21
355	2811	XLON	15:31:21
429	2811	XLON	15:32:44
504	2813	XLON	15:33:37
528	2815	XLON	15:34:38
506	2812	XLON	15:36:26
146	2810	XLON	15:38:23
323	2810	XLON	15:38:23
190	2810	XLON	15:39:27
300	2810	XLON	15:39:27
467	2807	XLON	15:41:28
329	2809	XLON	15:45:46
319	2810	XLON	15:45:49
143	2810	XLON	15:46:31
255	2810	XLON	15:46:31
421	2809	XLON	15:47:38
5	2807	XLON	15:49:12
490	2807	XLON	15:49:42
476	2806	XLON	15:50:08
532	2807	XLON	15:52:35
522	2805	XLON	15:54:09
531	2807	XLON	15:56:20
292	2805	XLON	15:57:05
286	2804	XLON	15:57:24
548	2804	XLON	15:58:03
58	2803	XLON	16:00:55
446	2805	XLON	16:02:35
446	2804	XLON	16:02:53
240	2803	XLON	16:02:57

110	2802	XLON	16:03:22
499	2804	XLON	16:05:43
151	2803	XLON	16:07:39
199	2803	XLON	16:07:39
435	2806	XLON	16:08:34
438	2805	XLON	16:09:00
417	2804	XLON	16:09:25
436	2806	XLON	16:11:33
308	2806	XLON	16:11:37
308	2806	XLON	16:11:55
131	2806	XLON	16:12:18
219	2806	XLON	16:12:18
334	2805	XLON	16:12:18
542	2801	XLON	16:13:28
514	2803	XLON	16:14:12
395	2803	XLON	16:16:09
421	2802	XLON	16:17:07
188	2802	XLON	16:17:34
338	2802	XLON	16:17:34
74	2803	XLON	16:18:53
228	2803	XLON	16:18:53
8	2803	XLON	16:18:55
12	2803	XLON	16:18:55
304	2803	XLON	16:18:55
297	2802	XLON	16:19:54
511	2803	XLON	16:20:54
490	2805	XLON	16:21:33
379	2805	XLON	16:23:01
356	2803	XLON	16:23:59
315	2803	XLON	16:24:31
108	2804	XLON	16:25:55
369	2804	XLON	16:25:55
294	2804	XLON	16:26:12
408	2804	XLON	16:27:00
286	2804	XLON	16:27:00
304	2803	XLON	16:27:10
427	2803	XLON	16:28:28
50	2803	XLON	16:28:28
206	2803	XLON	16:29:08
214	2803	XLON	16:29:08
7	2803	XLON	16:29:08
49	2802	XLON	16:29:30
236	2802	XLON	16:29:30
250	2802	XLON	16:29:30
208	2802	XLON	16:29:30