ABB Ltd

Transaction in Own Shares • Aug 17, 2023

ZURICH, SWITZERLAND, AUGUST 17, 2023

ABB share buybacks

August 10, 2023 – August 16, 2023

During the period August 10, 2023, to August 16, 2023, ABB repurchased a total of 423,000 shares as part of its share buyback program announced on March 31, 2023.

The buyback program is being carried out in accordance with the Swiss Ordinance on Financial Market Infrastructures and Market Conduct in Securities and Derivatives Trading (FMIO), the Market Abuse Regulation (EU) No 596/2014 ("MAR") and the Commission Delegated Regulation (EU) No 2016/1052 (the "Safe Harbour Regulation").

Date	Aggregated daily volume (number of shares)	Daily weighted average share price (CHF)	Daily buyback amount (CHF)
Aug 10, 2023	101'000	33.949200	3'428'869.20
Aug 11, 2023	65'000	33.808700	2'197'565.50
Aug 14, 2023	64'000	33.892700	2'169'132.80
Aug 15, 2023	98'000	33.640600	3'296'778.80
Aug 16, 2023	95'000	33.638700	3'195'676.50

All share purchases above have been carried out on a separate trading line on the SIX Swiss Exchange by a bank, on behalf of ABB. A full breakdown of the transactions pursuant to article 5.3 of MAR and article 2.3 of the Safe Harbour Regulation is attached to this announcement. The bank makes its trading decisions concerning the timing of share repurchases independently of ABB, within some defined parameters.

The total number of ABB Ltd shares which have been bought back within the current share buyback program from April 3, 2023, to and including August 16, 2023, is 8,398,526 shares.

Additional information is available on ABB's investor relations website site at https://global.abb/group/en/investors/investor-and-shareholder-resources/share-buybacks/2023

ABB is a technology leader in electrification and automation, enabling a more sustainable and resourceefficient future. The company's solutions connect engineering know-how and software to optimize how things are manufactured, moved, powered and operated. Building on more than 130 years of excellence, ABB's ~105,000 employees are committed to driving innovations that accelerate industrial transformation. www.abb.com

For more information please contact:

—

Media Relations Phone: +41 43 317 71 11 Email: media.relations@ch.abb.com Investor Relations Phone: +41 43 317 71 11 Email: investor.relations@ch.abb.com ABB Ltd Affolternstrasse 44 8050 Zurich Switzerland

Appendix

Detailed individual transaction information:

All share purchases below were completed on a separate trading line on the SIX Swiss Exchange (Bloomberg ticker for SIX Exchange: SE)

Date	Time (CET)	Volume	Price	Exchange	2023-08-10	11:14:52	1'000	33.84	SE
2023-08-10	09:07:34	358	34.56	SE	2023-08-10	11:40:13	1'000	33.64	SE
2023-08-10	09:08:12	1'642	34.57	SE	2023-08-10	11:40:13	1'000	33.64	SE
2023-08-10	09:08:26	2'000	34.58	SE	2023-08-10	11:50:21	1'000	33.68	SE
2023-08-10	09:17:44	2'000	34.58	SE	2023-08-10	11:54:22	1'000	33.66	SE
2023-08-10	09:33:57	1'000	34.65	SE	2023-08-10	11:54:24	1'000	33.66	SE
2023-08-10	09:34:00	1'000	34.65	SE	2023-08-10	12:09:56	1'000	33.54	SE
2023-08-10	09:46:13	1'000	34.61	SE	2023-08-10	12:09:57	1'000	33.54	SE
2023-08-10	09:46:13	1'000	34.61	SE	2023-08-10	12:12:53	1'000	33.52	SE
2023-08-10	09:46:16	1'000	34.61	SE	2023-08-10	12:12:55	1'000	33.53	SE
2023-08-10	09:46:16	1'000	34.61	SE	2023-08-10	12:24:17	2'000	33.51	SE
2023-08-10	10:17:34	1'000	34.26	SE	2023-08-10	12:49:39	1'200	33.73	SE
2023-08-10	10:17:34	1'000	34.26	SE	2023-08-10	13:04:20	962	33.80	SE
2023-08-10	10:17:36	1'000	34.26	SE	2023-08-10	13:16:04	1'000	33.87	SE
2023-08-10	10:17:36	1'000	34.26	SE	2023-08-10	13:17:58	1'000	33.88	SE
2023-08-10	10:17:38	1'000	34.25	SE	2023-08-10	13:19:22	1'000	33.90	SE
2023-08-10	10:17:38	1'000	34.25	SE	2023-08-10	13:20:07	1'000	33.90	SE
2023-08-10	10:17:40	1'000	34.22	SE	2023-08-10	13:33:20	1'000	33.91	SE
2023-08-10	10:17:45	1'000	34.21	SE	2023-08-10	13:33:26	1'000	33.91	SE
2023-08-10	10:24:39	1'000	33.99	SE	2023-08-10	13:34:50	2'000	33.92	SE
2023-08-10	10:24:39	1'000	33.99	SE	2023-08-10	14:28:05	1'000	33.83	SE
2023-08-10	10:24:55	700	33.97	SE	2023-08-10	14:28:05	1'000	33.83	SE
2023-08-10	10:24:55	1'000	33.97	SE	2023-08-10	15:26:27	1'000	33.90	SE
2023-08-10	10:25:45	1'000	33.96	SE	2023-08-10	15:26:27	1'000	33.90	SE
2023-08-10	10:25:45	1'000	33.96	SE	2023-08-10	15:39:21	1'000	33.79	SE
2023-08-10	10:25:49	1'000	33.95	SE	2023-08-10	15:39:21	1'000	33.79	SE
2023-08-10	10:26:57	1'000	33.99	SE	2023-08-10	15:39:22	1'000	33.80	SE
2023-08-10	10:26:58	1'000	34.00	SE	2023-08-10	15:39:23	1'000	33.79	SE
2023-08-10	10:26:58	1'000	34.00	SE	2023-08-10	15:39:23	1'000	33.80	SE
2023-08-10	10:37:07	1'000	33.81	SE	2023-08-10	15:39:24	1'000	33.79	SE
2023-08-10	10:37:07	600	33.81	SE	2023-08-10	15:48:22	1'000	33.88	SE
2023-08-10	10:37:07	349	33.81	SE	2023-08-10	15:48:24	1'000	33.89	SE
2023-08-10	10:38:59	1'000	33.87	SE	2023-08-10	16:23:33	1'000	33.81	SE
2023-08-10	10:39:01	1'000	33.87	SE	2023-08-10	16:26:55	1'000	33.85	SE
2023-08-10	10:39:39	2'000	33.90	SE	2023-08-10	16:26:55	1'000	33.85	SE
2023-08-10	10:42:13	2'000	33.97	SE	2023-08-10	16:26:57	1'000	33.85	SE
2023-08-10	11:01:15	1'000	33.92	SE	2023-08-10	16:26:57	1'000	33.85	SE
2023-08-10	11:01:16	1'000	33.95	SE	2023-08-10	16:33:05	1'000	33.84	SE
2023-08-10	11:01:16	1'000	33.95	SE	2023-08-10	16:33:07	1'000	33.86	SE
2023-08-10	11:14:48	1'000	33.81	SE	2023-08-10	16:33:09	1'000	33.87	SE
2023-08-10	11:14:50	1'000	33.83	SE	2023-08-10	16:38:23	1'000	33.81	SE

2023-08-10	16:38:23	1'000	33.81	SE	2023-08-11	12:42:44	1'000	33.96	SE
2023-08-10	16:38:38	1'000	33.81	SE	2023-08-11	12:55:01	1'000	33.92	SE
2023-08-10	16:38:38	1'000	33.81	SE	2023-08-11	12:55:01	1'000	33.92	SE
2023-08-10	16:39:00	1'000	33.82	SE	2023-08-11	13:06:40	1'200	33.95	SE
2023-08-10	16:39:10	1'000	33.81	SE	2023-08-11	13:30:26	1'000	33.93	SE
2023-08-10	16:39:10	552	33.81	SE	2023-08-11	13:30:34	1'000	33.93	SE
2023-08-10	16:49:04	2'000	33.78	SE	2023-08-11	13:42:26	1'000	33.88	SE
2023-08-10	16:49:18	1'000	33.78	SE	2023-08-11	13:42:28	1'000	33.89	SE
2023-08-10	16:49:18	1'000	33.78	SE	2023-08-11	13:42:47	346	33.88	SE
2023-08-10	16:49:24	1'000	33.77	SE	2023-08-11	13:42:47	1'000	33.88	SE
2023-08-10	16:49:24	1'000	33.77	SE	2023-08-11	13:45:36	2'000	33.88	SE
2023-08-10	16:51:07	1'000	33.77	SE	2023-08-11	14:15:35	2'000	33.85	SE
2023-08-10	16:51:07	1'000	33.77	SE	2023-08-11	14:55:10	1'000	33.69	SE
2023-08-10	16:51:15	1'000	33.78	SE	2023-08-11	14:55:10	1'000	33.69	SE
2023-08-10	16:51:20	637	33.79	SE	2023-08-11	14:55:22	1'000	33.69	SE
2023-08-11	09:04:43	2'000	33.60	SE	2023-08-11	14:55:22	1'000	33.69	SE
2023-08-11	09:15:49	2'000	33.71	SE	2023-08-11	14:55:30	587	33.70	SE
2023-08-11	09:38:48	1'200	33.77			14:55:38		33.70
2023-08-11	10:03:44	1'000	33.69	SE SE	2023-08-11 2023-08-11		585	33.68	SE
		1'000	33.72			15:00:28	1'000		SE
2023-08-11 2023-08-11	10:03:46		33.72	SE	2023-08-11	15:01:17 15:24:41	2'000	33.71	SE
2023-08-11	10:03:46 10:04:14	1'000 1'000	33.72	SE SE	2023-08-11 2023-08-11	15:35:08	1'000 2'000	33.76 33.77	SE
2023-08-11	10:04:15	1'000	33.72		2023-08-11	15:36:35	2'000	33.80	SE
2023-08-11	10:04:25	1'000	33.72	SE SE	2023-08-11	16:31:15	2'000	33.87	SE SE
2023-08-11	10:28:36	1'000	33.73		2023-08-11	16:31:19	902	33.86
2023-08-11	10:28:55	1'000	33.72	SE SE	2023-08-14	09:16:27	1'000	33.81	SE SE
2023-08-11	10:29:01	300	33.71	SE	2023-08-14	09:16:27	1'000	33.81	SE
2023-08-11	10:29:01	485	33.71	SE	2023-08-14	09:16:37	1'000	33.81	SE
2023-08-11	10:29:04	1'000	33.70	SE	2023-08-14	09:16:48	1'000	33.81	SE
2023-08-11	10:29:04	1'000	33.70	SE	2023-08-14	09:16:48	322	33.81	SE
2023-08-11	10:40:57	1,000	33.73	SE	2023-08-14	09:17:58	1'000	33.79	SE
2023-08-11	10:41:45	561	3370	SF	2023-08-14	09:30:40	364	33.74	SF
2023-08-11	10:42:13	1,063	33.71	SE	2023-08-14	09:37:23	2'000	33.80	SE
2023-08-11	11:22:07	2'000	33.85	SE	2023-08-14	09:56:03	2'000	33.80	SE
2023-08-11	11:23:27	2'000	33.85	SE	2023-08-14	10:14:10	1'000	33.83	SE
2023-08-11	11:23:56	2'000	33.85	SE	2023-08-14	10:21:33	1'000	33.86	SE
2023-08-11	12:00:22	334	33.84	SE	2023-08-14	10:21:39	1'000	33.86	SE
2023-08-11	12:03:29	1'000	33.88	SE	2023-08-14	10:23:10	416	33.85	SE
2023-08-11	12:03:29	1'000	33.88	SE	2023-08-14	10:33:27	2'000	33.80	SE
2023-08-11	12:15:24	534	33.92	SE	2023-08-14	10:54:23	1'000	33.87	SE
2023-08-11	12:15:55	503	33.95	SE	2023-08-14	10:55:25	257	33.88	SE
2023-08-11	12:16:21	1'000	33.95	SE	2023-08-14	10:55:26	1'000	33.89	SE
2023-08-11	12:17:11	1'000	33.94	SE	2023-08-14	10:57:54	2'000	33.89	SE
2023-08-11	12:17:11	1'000	33.94	SE	2023-08-14	11:15:43	503	33.92	SE
2023-08-11	12:29:49	1'000	33.94	SE	2023-08-14	11:23:11	1'000	33.97	SE
2023-08-11	12:29:57	1'000	33.95	SE	2023-08-14	11:23:35	1'000	33.98	SE
2023-08-11	12:30:50	1'200	33.96	SE	2023-08-14	11:24:13	1'000	33.98	SE
2023-08-11	12:33:04	700	33.96	SE	2023-08-14	11:29:47	2'000	34.00	SE
2023-08-11	12:42:44	500	33.96	SE	2023-08-14	11:51:29	2'000	33.93	SE

2023-08-14	12:06:28	2'000	33.95	SE	2023-08-15	10:22:01	363	33.67	SE
2023-08-14	12:16:55	2'000	34.00	SE	2023-08-15	10:32:25	137	33.63	SE
2023-08-14	12:45:17	2'000	34.00	SE	2023-08-15	10:32:31	565	33.63	SE
2023-08-14	13:41:07	1'000	33.90	SE	2023-08-15	10:32:46	1'000	33.64	SE
2023-08-14	13:53:20	1'000	33.90	SE	2023-08-15	10:32:46	1'000	33.64	SE
2023-08-14	13:53:20	1'000	33.90	SE	2023-08-15	10:43:29	423	33.64	SE
2023-08-14	13:54:10	589	33.89	SE	2023-08-15	10:46:17	1'000	33.63	SE
2023-08-14	14:06:28	320	33.92	SE	2023-08-15	10:46:33	315	33.64	SE
2023-08-14	14:06:28	1'000	33.92	SE	2023-08-15	10:46:48	328	33.64	SE
2023-08-14	14:19:16	532	33.89	SE	2023-08-15	10:46:48	1'000	33.64	SE
2023-08-14	14:19:16	1'000	33.89	SE	2023-08-15	10:59:31	1'000	33.61	SE
2023-08-14	14:31:52	1'000	33.86	SE	2023-08-15	11:02:07	590	33.60	SE
2023-08-14	14:32:21	2'000	33.87	SE	2023-08-15	11:02:07	1'000	33.60	SE
2023-08-14	14:33:23	2'000	33.88	SE	2023-08-15	11:07:01	2'000	33.60	SE
2023-08-14	14:52:27	2'000	33.87	SE	2023-08-15	11:25:50	2'000	33.68	SE
2023-08-14	15:20:37	1'000	33.87	SE	2023-08-15	11:26:04	2'000	33.68	SE
2023-08-14	15:20:38	1'000	33.87	SE	2023-08-15	12:03:52	1'000	33.57	SE
2023-08-14	15:33:27	1'000	33.88	SE	2023-08-15	12:05:02	1'000	33.56	SE
2023-08-14	15:33:27	1'000	33.88	SE	2023-08-15	12:07:05	647	33.57	SE
2023-08-14	15:46:03	1'000	33.87	SE	2023-08-15	12:23:18	530	33.49	SE
2023-08-14	15:46:03	1'000	33.87	SE	2023-08-15	12:28:52	2'000	33.50	SE
2023-08-14	15:59:11	1'000	33.87	SE	2023-08-15	12:41:59	2'000	33.52	SE
2023-08-14	15:59:11	1'000	33.87	SE	2023-08-15	12:52:39	2'000	33.54	SE
2023-08-14	16:02:08	2'000	33.89	SE	2023-08-15	13:07:48	2'000	33.52	SE
2023-08-14	16:04:56	1'200	33.89	SE	2023-08-15	13:20:29	2'000	33.58	SE
2023-08-14	16:30:30	1'000	33.93	SE	2023-08-15	13:58:19	1'000	33.59	SE
2023-08-14	16:30:30	1'000	33.93	SE	2023-08-15	13:58:25	1'000	33.59	SE
2023-08-14	16:35:08	312	33.95	SE	2023-08-15	14:03:15	755	33.60	SE
2023-08-14	16:35:11	1'000	33.96	SE	2023-08-15	14:04:16	2'000	33.61	SE
2023-08-14	16:35:11	1'000	33.96	SE	2023-08-15	14:29:19	1'000	33.62	SE
2023-08-14	16:35:20	1'000	33.98	SE	2023-08-15	14:29:22	1,100	33.63	SE
2023-08-14	16-35-20	1'000	33.98	SF	2023-08-15	14:30-50	2'000	33.64	SE
2023-08-14	16:35:25	185	33.99	SE	2023-08-15	15:05:24	1'000	33.68	SE
2023-08-15	09:29:14	1'000	33.84	SE	2023-08-15	15:06:27	2'000	33.69	SE
2023-08-15	09:29:16	1'000	33.85	SE	2023-08-15	15:26:46	2'000	33.73	SE
2023-08-15	09:29:16	1'000	33.85	SE	2023-08-15	15:38:13	535	33.74	SE
2023-08-15	09:29:35	1'000	33.86	SE	2023-08-15	15:38:13	1'000	33.74	SE
2023-08-15	09:29:51	1'000	33.87	SE	2023-08-15	16:16:01	31	33.64	SE
2023-08-15	09:29:51	1'000	33.87	SE	2023-08-15	16:16:09	530	33.65	SE
2023-08-15	09:30:10	1'000	33.85	SE	2023-08-15	16:16:09	1'000	33.65	SE
2023-08-15	09:30:10	590	33.85	SE	2023-08-15	16:20:02	2'000	33.62	SE
2023-08-15	09:58:29	397	33.75	SE	2023-08-15	16:23:30	1'000	33.63	SE
2023-08-15	09:59:27	233	33.74	SE	2023-08-15	16:23:31	1'000	33.64	SE
2023-08-15	10:06:47	1'000	33.72	SE	2023-08-15	16:23:31	1'000	33.64	SE
2023-08-15	10:06:48	1'000	33.72	SE	2023-08-15	16:23:35	530	33.63	SE
2023-08-15	10:06:57	355	33.71	SE	2023-08-15	16:23:36	o	33.63	SE
2023-08-15	10:06:57	363	33.71	SE	2023-08-15	16:23:41	1'000	33.64	SE
2023-08-15	10:07:06	1'000	33.72	SE	2023-08-15	16:23:41	1'000	33.64	SE
2023-08-15	10:07:06	2'000	33.72	SE	2023-08-15	16:24:06	2'000	33.63	SE

2023-08-15	16:26:17	1'000	33.61	SE	2023-08-16	11:52:47	1'000	33.71	SE
2023-08-15	16:26:33	1'000	33.61	SE	2023-08-16	11:52:47	1'000	33.71	SE
2023-08-15	16:26:33	1'000	33.61	SE	2023-08-16	11:53:45	200	33.71	SE
2023-08-15	16:26:35	1'000	33.61	SE	2023-08-16	12:03:34	2'000	33.77	SE
2023-08-15	16:26:35	1'000	33.61	SE	2023-08-16	12:16:17	1'000	33.68	SE
2023-08-15	16:30:28	2'000	33.62	SE	2023-08-16	12:16:17	1'000	33.68	SE
2023-08-15	16:31:12	1'000	33.61	SE	2023-08-16	12:18:37	2'000	33.69	SE
2023-08-15	16:31:12	1'000	33.61	SE	2023-08-16	12:25:09	2'000	33.72	SE
2023-08-15	16:31:19	1'000	33.62	SE	2023-08-16	12:58:04	580	33.75	SE
2023-08-15	16:31:19	1'000	33.62	SE	2023-08-16	13:00:23	2'000	33.72	SE
2023-08-15	16:36:04	663	33.57	SE	2023-08-16	13:15:29	2'000	33.72	SE
2023-08-15	16:38:36	1'000	33.59	SE	2023-08-16	13:28:10	2'000	33.74	SE
2023-08-15	16:38:36	479	33.59	SE	2023-08-16	13:36:54	2'000	33.76	SE
2023-08-15	16:44:00	1'000	33.62	SE	2023-08-16	14:40:24	2'000	33.66	SE
2023-08-15	16:44:01	1'000	33.62	SE	2023-08-16	14:49:09	1'000	33.66	SE
2023-08-15	16:44:04	1'000	33.62	SE	2023-08-16	14:49:09	1'000	33.66	SE
2023-08-15	16:44:04	1'000	33.62	SE	2023-08-16	14:49:10	2'000	33.65	SE
2023-08-15	16:44:07	1'000	33.61	SE	2023-08-16	15:06:56	2'000	33.59	SE
2023-08-15	16:44:07	1'000	33.61	SE	2023-08-16	15:20:07	2'000	33.57	SE
2023-08-15	16:50:19	460	33.59	SE	2023-08-16	15:31:53	1'000	33.60	SE
2023-08-15	16:51:19	538	33.59	SE	2023-08-16	15:31:53	1'000	33.60	SE
2023-08-15	16:53:55	538	33.60	SE	2023-08-16	15:33:16	2'000	33.61	SE
2023-08-15	16:53:59	2'000	33.61	SE	2023-08-16	15:33:16	1'000	33.60	SE
2023-08-15	16:53:59	1'000	33.60	SE	2023-08-16	15:33:16	1'000	33.60	SE
2023-08-15	16:53:59	1'000	33.60	SE	2023-08-16	15:33:30	2'000	33.58	SE
2023-08-15	16:54:10	1'000	33.61	SE	2023-08-16	16:10:37	1'000	33.60	SE
2023-08-15	16:54:10	1'000	33.61	SE	2023-08-16	16:10:37	1'000	33.60	SE
2023-08-15	16:54:14	1'000	33.61	SE	2023-08-16	16:10:43	1'000	33.60	SE
2023-08-15	16:54:14	1'000	33.61	SE	2023-08-16	16:10:43	1'000	33.60	SE
2023-08-15	16:54:20	943	33.61	SE	2023-08-16	16:10:48	2'000	33.59	SE
2023-08-15	16:54:20	56	33.61	SE	2023-08-16	16:15:14	1'000	33.57	SE
2023-08-16	09:15:25	l'OOO	33.45	SF	2023-08-16	16:15:14	1'000	33.57	SF
2023-08-16	09:15:25	l'OOO	33.45	SE	2023-08-16	16:15:22	585	33.57	SE
2023-08-16	09:15:27	1'000	33.45	SE	2023-08-16	16:15:54	2'000	33.58	SE
2023-08-16	09:15:27	1'000	33.45	SE	2023-08-16	16:32:14	2'000	33.59	SE
2023-08-16	09:18:59	1'000	33.49	SE	2023-08-16	16:33:17	1'000	33.58	SE
2023-08-16	09:18:59	1'000	33.49	SE	2023-08-16	16:33:48	1'000	33.58	SE
2023-08-16	09:31:40	2'000	33.52	SE	2023-08-16	16:34:07	257	33.59	SE
2023-08-16	09:44:02	2'000	33.74	SE	2023-08-16	16:34:07	1'000	33.59	SE
2023-08-16	10:00:47	2'000	33.74	SE	2023-08-16	16:36:20	1'000	33.58	SE
2023-08-16	10:04:55	2'000	33.74	SE	2023-08-16	16:36:20	1'000	33.58	SE
2023-08-16	10:20:10	1'000	33.74	SE	2023-08-16	16:39:26	1'000	33.59	SE
2023-08-16	10:46:41	2'000	33.73	SE	2023-08-16	16:40:02	1'000	33.59	SE
2023-08-16	10:59:30	2'000	33.77	SE	2023-08-16	16:40:26	1'000	33.58	SE
2023-08-16	11:03:43	2'000	33.78	SE	2023-08-16	16:42:09	1'000	33.60	SE
2023-08-16	11:41:38	1'000	33.76	SE	2023-08-16	16:42:20	1'000	33.60	SE
2023-08-16	11:42:24	875	33.75	SE	2023-08-16	16:42:20	1'000	33.60	SE
2023-08-16	11:42:33	791	33.76	SE	2023-08-16	16:42:35	449	33.59	SE
2023-08-16	11:42:33	1'000	33.76	SE	2023-08-16	16:42:35	1'000	33.59	SE

2023-08-16	16:43:39	1'000	33.60	SE
2023-08-16	16:43:39	479	33.60	SE
2023-08-16	16:44:47	2'000	33.58	SE
2023-08-16	16:45:10	1'000	33.59	SE
2023-08-16	16:45:10	850	33.59	SE
2023-08-16	16:45:17	2'000	33.58	SE
2023-08-16	16:45:20	937	33.57	SE