ABB Ltd

Transaction in Own Shares • Feb 2, 2023

ZURICH, SWITZERLAND, FEBRUARY 2, 2023

ABB share buybacks

January 26, 2023 – February 1, 2023

During the period January 26, 2023, to February 1, 2023, ABB repurchased a total of 644,000 shares as part of its share buyback program announced on March 31, 2022.

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)
Jan 26, 2023	115,000	31.802700	3,657,310.50
Jan 27, 2023	120,000	31.985000	3,838,200.00
Jan 30, 2023	117,000	31.900900	3,732,405.30
Jan 31, 2023	175,000	31.887400	5,580,295.00
Feb 1, 2023	117,000	32.141200	3,760,520.40

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 1, 2022, to and including February 1, 2023, is 63,143,000 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/2022

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	2023-01-26	14:48:21	1,000	31.82	SE
2023-01-26	09:08:36	5,000	31.70	SE	2023-01-26	14:48:21	1,810	31.82	SE
2023-01-26	09:10:29	5,000	31.66	SE	2023-01-26	14:49:21	5,000	31.82	SE
2023-01-26	09:11:14	900	31.64	SE	2023-01-26	15:01:06	2,834	31.83	SE
2023-01-26	09:28:18	5,000	31.69	SE	2023-01-26	15:34:25	5,000	31.89	SE
2023-01-26	09:35:08	1,810	31.73	SE	2023-01-26	15:53:37	5,000	31.83	SE
2023-01-26	10:00:09	5,000	31.69	SE	2023-01-26	16:12:08	1,000	31.80	SE
2023-01-26	10:33:03	5,000	31.78	SE	2023-01-26	16:12:08	1,810	31.80	SE
2023-01-26	11:12:03	5,000	31.83	SE	2023-01-26	16:12:23	1,000	31.80	SE
2023-01-26	11:21:09	1,000	31.87	SE	2023-01-26	16:12:23	1,810	31.80	SE
2023-01-26	11:21:09	1,810	31.87	SE	2023-01-26	16:23:51	5,000	31.83	SE
2023-01-26	11:21:15	1,000	31.88	SE	2023-01-26	16:24:07	1,000	31.87	SE
2023-01-26	11:21:15	1,000	31.88	SE	2023-01-26	16:24:07	1,810	31.87	SE
2023-01-26	11:21:22	1,000	31.88	SE	2023-01-26	16:24:14	1,000	31.87	SE
2023-01-26	11:21:30	1,000	31.88	SE	2023-01-26	16:28:51	5,000	31.88	SE
2023-01-26	11:38:18	614	31.87	SE	2023-01-26	16:32:35	5,000	31.88	SE
2023-01-26	11:38:18	1,448	31.87	SE	2023-01-26	16:38:57	72	31.90	SE
2023-01-26	11:44:14	5,000	31.88	SE	2023-01-27	09:04:57	1,000	31.99	SE
2023-01-26	12:17:56	1,000	31.77	SE	2023-01-27	09:05:09	1,000	32.00	SE
2023-01-26	12:17:56	1,000	31.77	SE	2023-01-27	09:05:33	1,000	32.00	SE
2023-01-26	12:29:27	1,000	31.81	SE	2023-01-27	09:05:40	1,000	32.02	SE
2023-01-26	12:29:28	1,000	31.81	SE	2023-01-27	09:05:41	1,000	32.01	SE
2023-01-26	12:46:01	1,000	31.77	SE	2023-01-27	09:05:41	1,000	32.01	SE
2023-01-26	12:46:02	1,000	31.77	SE	2023-01-27	09:09:55	607	32.09	SE
2023-01-26	13:03:14	1,000	31.77	SE	2023-01-27	09:10:01	1,000	32.10	SE
2023-01-26	13:03:25	354	31.78	SE	2023-01-27	09:10:01	1,838	32.10	SE
2023-01-26	13:03:25	1,000	31.78	SE	2023-01-27	09:10:15	5,000	32.09	SE
2023-01-26	13:03:33	583	31.78	SE	2023-01-27	09:13:09	5,000	32.07	SE
2023-01-26	13:20:04	1,000	31.79	SE	2023-01-27	10:05:42	5,000	31.95	SE
2023-01-26	13:20:13	1,000	31.79	SE	2023-01-27	10:24:01	5,000	31.98	SE
2023-01-26	13:20:15	1,000	31.79	SE	2023-01-27	10:32:21	1,481	32.01	SE
2023-01-26	14:32:50	1,000	31.76	SE	2023-01-27	10:46:09	5,000	32.00	SE
2023-01-26	14:32:50	1,000	31.76	SE	2023-01-27	10:49:06	926	32.00	SE
2023-01-26	14:32:57	1,810	31.76	SE	2023-01-27	11:23:29	5,000	32.03	SE
2023-01-26	14:33:04	1,810	31.76	SE	2023-01-27	12:46:46	5,000	32.04	SE
2023-01-26	14:39:59	1,000	31.83	SE	2023-01-27	12:47:41	361	32.06	SE
2023-01-26	14:40:05	1,000	31.83	SE	2023-01-27	12:47:41	1,000	32.06	SE
2023-01-26	14:40:06	1,000	31.82	SE	2023-01-27	12:47:41	1,838	32.06	SE
2023-01-26	14:40:06	715	31.82	SE	2023-01-27	12:48:59	5,000	32.04	SE
2023-01-26	14:48:17	1,000	31.82	SE	2023-01-27	12:58:28	5,000	32.02	SE
2023-01-26	14:48:17	1,000	31.82	SE	2023-01-27	13:16:13	5,000	32.05	SE

2023-01-27	14:09:28	1,000	31.94	SE	2023-01-30	10:22:46	339	32.00	SE
2023-01-27	14:09:28	1,838	31.94	SE	2023-01-30	10:22:46	1,000	32.00	SE
2023-01-27	14:09:30	1,000	31.94	SE	2023-01-30	10:22:47	1,000	32.00	SE
2023-01-27	14:12:17	1,000	31.95	SE	2023-01-30	10:24:40	5,000	32.00	SE
2023-01-27	14:12:17	391	31.95	SE	2023-01-30	10:44:12	5,000	31.89	SE
2023-01-27	14:12:18	595	31.94	SE	2023-01-30	10:46:56	5,000	31.89	SE
2023-01-27	14:12:18	1,532	31.94	SE	2023-01-30	11:30:29	5,000	31.83	SE
2023-01-27	14:12:18	1,000	31.95	SE	2023-01-30	11:35:52	5,000	31.84	SE
2023-01-27	14:12:20	1,000	31.94	SE	2023-01-30	11:37:46	902	31.84	SE
2023-01-27	14:12:26	1,838	31.96	SE	2023-01-30	12:59:03	5,000	31.80	SE
2023-01-27	14:12:51	1,000	31.94	SE	2023-01-30	13:33:15	5,000	31.89	SE
2023-01-27	14:12:51	900	31.94	SE	2023-01-30	13:50:59	1,000	31.91	SE
2023-01-27	14:13:00	1,000	31.95	SE	2023-01-30	13:50:59	1,000	31.91	SE
2023-01-27	14:13:00	1,000	31.95	SE	2023-01-30	14:09:09	1,000	31.88	SE
2023-01-27	14:13:02	1,000	31.95	SE	2023-01-30	14:11:11	1,000	31.88	SE
2023-01-27	14:13:02	1,000	31.95	SE	2023-01-30	14:11:40	1,000	31.88	SE
2023-01-27	14:13:04	1,000	31.96	SE	2023-01-30	14:29:10	1,000	31.86	SE
2023-01-27	14:13:04	1,838	31.96	SE	2023-01-30	14:29:10	1,000	31.86	SE
2023-01-27	14:13:06	1,000	31.96	SE	2023-01-30	14:40:05	5,000	31.85	SE
2023-01-27	14:13:35	377	31.95	SE	2023-01-30	14:48:04	5,000	31.86	SE
2023-01-27	14:27:33	1,000	31.95	SE	2023-01-30	14:50:54	2,622	31.90	SE
2023-01-27	14:27:35	1,000	31.95	SE	2023-01-30	14:55:09	1,000	31.90	SE
2023-01-27	14:27:45	410	31.94	SE	2023-01-30	14:56:00	1,000	31.90	SE
2023-01-27	14:30:01	480	31.92	SE	2023-01-30	15:13:06	1,000	31.89	SE
2023-01-27	14:30:02	550	31.92	SE	2023-01-30	15:13:06	386	31.89	SE
2023-01-27	14:30:03	251	31.90	SE	2023-01-30	15:13:10	388	31.89	SE
2023-01-27	14:30:20	480	31.91	SE	2023-01-30	15:13:48	401	31.86	SE
2023-01-27	14:31:03	1,000	31.92	SE	2023-01-30	15:16:33	5,000	31.88	SE
2023-01-27	14:31:03	1,000	31.92	SE	2023-01-30	15:17:25	1,000	31.88	SE
2023-01-27	14:31:07	1,000	31.91	SE	2023-01-30	15:17:28	1,000	31.88	SE
2023-01-27	14:31:07	314	31.91	SE	2023-01-30	15:17:31	1,000	31.89	SE
2023-01-27	14:31:39	1,524	31.92	SE	2023-01-30	15:17:31	1,000	31.89	SE
2023-01-27	14:49:07	5,000	31.93	SE	2023-01-30	15:17:32	1,000	31.88	SE
2023-01-27	14:55:50	5,000	31.91	SE	2023-01-30	15:17:45	1,000	31.88	SE
2023-01-27	15:12:20	1,000	31.88	SE	2023-01-30	15:17:46	1,824	31.89	SE
2023-01-27	15:12:22	1,000	31.88	SE	2023-01-30	15:17:47	1,000	31.88	SE
2023-01-27	15:20:38	5,000	31.89	SE	2023-01-30	15:17:59	1,000	31.89	SE
2023-01-27	15:38:21	5,000	31.89	SE	2023-01-30	15:17:59	1,000	31.89	SE
2023-01-27	16:34:39	1,838	32.07	SE	2023-01-30	15:18:01	1,189	31.89	SE
2023-01-27	16:34:39	793	32.07	SE	2023-01-30	15:18:05	1,000	31.90	SE
2023-01-30	09:13:03	5,000	31.75	SE	2023-01-30	15:18:05	1,000	31.90	SE
2023-01-30	09:36:10	5,000	31.83	SE	2023-01-30	15:19:01	1,000	31.90	SE
2023-01-30	09:56:55	1,300	31.94	SE	2023-01-30	15:19:01	1,000	31.90	SE
2023-01-30	10:10:47	370	31.98	SE	2023-01-30	15:19:14	5,000	31.90	SE
2023-01-30	10:10:48	769	31.98	SE	2023-01-30	16:04:16	1,000	32.10	SE
2023-01-30	10:10:49	1,000	31.99	SE	2023-01-30	16:04:17	1,000	32.10	SE
2023-01-30	10:10:54	1,000	31.99	SE	2023-01-30	16:04:29	1,000	32.09	SE
2023-01-30	10:20:44	1,000	31.99	SE	2023-01-30	16:04:29	1,824	32.09	SE
2023-01-30	10:20:44	1,000	31.99	SE	2023-01-30	16:09:59	5,000	32.10	SE

2023-01-30	16:27:53	1,000	31.99	SE	2023-01-31	15:44:45	1,000	31.90	SE
2023-01-30	16:27:53	1,000	31.99	SE	2023-01-31	15:44:45	1,000	31.90	SE
2023-01-30	16:30:22	686	32.02	SE	2023-01-31	15:46:57	5,000	31.92	SE
2023-01-31	09:12:21	1,000	31.92	SE	2023-01-31	16:10:00	480	31.78	SE
2023-01-31	09:12:21	1,889	31.92	SE	2023-01-31	16:10:01	480	31.78	SE
2023-01-31	09:13:00	1,000	31.92	SE	2023-01-31	16:10:01	361	31.78	SE
2023-01-31	09:13:00	1,000	31.92	SE	2023-01-31	16:10:03	500	31.78	SE
2023-01-31	09:13:35	5,000	31.92	SE	2023-01-31	16:10:05	1,000	31.79	SE
2023-01-31	09:17:19	5,000	31.94	SE	2023-01-31	16:10:05	1,000	31.79	SE
2023-01-31	09:17:19	2,465	31.94	SE	2023-01-31	16:11:04	5,000	31.79	SE
2023-01-31	09:18:39	5,000	31.95	SE	2023-01-31	16:11:46	1,000	31.81	SE
2023-01-31	10:35:14	5,000	31.85	SE	2023-01-31	16:11:47	1,000	31.81	SE
2023-01-31	10:55:49	5,000	31.87	SE	2023-01-31	16:15:27	1,000	31.90	SE
2023-01-31	11:21:58	1,000	31.88	SE	2023-01-31	16:15:27	1,000	31.90	SE
2023-01-31	11:22:00	1,000	31.89	SE	2023-01-31	16:15:29	469	31.89	SE
2023-01-31	11:22:00	1,889	31.89	SE	2023-01-31	16:15:29	1,000	31.89	SE
2023-01-31	11:22:32	648	31.88	SE	2023-01-31	16:15:29	1,889	31.89	SE
2023-01-31	11:23:36	5,000	31.90	SE	2023-01-31	16:25:57	5,000	31.85	SE
2023-01-31	11:32:35	648	31.92	SE	2023-01-31	16:27:18	1,000	31.83	SE
2023-01-31	11:33:48	5,000	31.93	SE	2023-01-31	16:27:18	1,000	31.83	SE
2023-01-31	11:46:51	5,000	31.89	SE	2023-01-31	16:27:19	1,000	31.83	SE
2023-01-31	12:05:29	1,000	31.86	SE	2023-01-31	16:27:19	1,000	31.83	SE
2023-01-31	12:05:29	1,000	31.86	SE	2023-01-31	16:28:02	1,000	31.83	SE
2023-01-31	12:05:36	5,000	31.86	SE	2023-01-31	16:28:02	1,000	31.83	SE
2023-01-31	12:06:36	5,000	31.86	SE	2023-01-31	16:36:24	1,889	31.85	SE
2023-01-31	12:44:43	5,000	31.86	SE	2023-01-31	16:36:24	1,889	31.86	SE
2023-01-31	12:45:05	833	31.86	SE	2023-01-31	16:36:29	1,889	31.85	SE
2023-01-31	13:04:24	5,000	31.89	SE	2023-01-31	16:36:29	1,889	31.86	SE
2023-01-31	13:23:41	829	31.94	SE	2023-01-31	16:37:39	1,889	31.84	SE
2023-01-31	13:27:07	1,358	31.96	SE	2023-01-31	16:37:39	1,889	31.85	SE
2023-01-31	13:32:11	3,692	31.94	SE	2023-01-31	16:38:25	1,310	31.85	SE
2023-01-31	15:13:35	223	32.07	SE	2023-01-31	16:39:25	5,000	31.85	SE
2023-01-31	15:13:37	346	32.07	SE	2023-01-31	16:43:32	5,000	31.80	SE
2023-01-31	15:13:37	1,000	32.07	SE	2023-01-31	16:46:49	1,889	31.84	SE
2023-01-31	15:14:32	5,000	32.05	SE	2023-01-31	16:47:07	1,889	31.85	SE
2023-01-31	15:34:05	669	32.02	SE	2023-01-31	16:47:16	1,889	31.85	SE
2023-01-31	15:34:15	669	32.03	SE	2023-01-31	16:47:22	1,178	31.85	SE
2023-01-31	15:38:21	1,000	31.96	SE	2023-01-31	16:47:27	3,822	31.85	SE
2023-01-31	15:38:21	1,889	31.96	SE	2023-01-31	16:47:47	1,178	31.84	SE
2023-01-31	15:38:25	1,000	31.95	SE	2023-01-31	16:48:07	3,130	31.84	SE
2023-01-31	15:38:25	1,000	31.95	SE	2023-02-01	09:21:37	1,000	32.08	SE
2023-01-31	15:38:27	1,000	31.96	SE	2023-02-01	09:21:38	1,000	32.09	SE
2023-01-31	15:38:27	1,889	31.96	SE	2023-02-01	09:21:38	1,000	32.09	SE
2023-01-31	15:38:28	1,889	31.96	SE	2023-02-01	09:33:06	1,000	32.20	SE
2023-01-31	15:38:51	1,000	31.95	SE	2023-02-01	09:33:06	1,000	32.20	SE
2023-01-31	15:38:51	1,000	31.95	SE	2023-02-01	09:41:48	1,000	32.21	SE
2023-01-31	15:43:18	377	31.91	SE	2023-02-01	09:42:36	1,000	32.23	SE
2023-01-31	15:44:32	1,000	31.90	SE	2023-02-01	09:42:36	1,000	32.23	SE
2023-01-31	15:44:33	1,000	31.90	SE	2023-02-01	09:48:53	2,000	32.14	SE

2023-02-01	09:50:23	1,000	32.15	SE	2023-02-01	12:14:43	1,000	31.99	SE
2023-02-01	09:50:23	1,000	32.15	SE	2023-02-01	12:15:00	1,000	31.99	SE
2023-02-01	09:50:31	1,000	32.14	SE	2023-02-01	12:24:40	1,000	32.06	SE
2023-02-01	09:50:58	2,000	32.15	SE	2023-02-01	12:24:56	1,000	32.07	SE
2023-02-01	09:51:10	2,000	32.15	SE	2023-02-01	12:24:56	1,000	32.07	SE
2023-02-01	10:02:57	2,000	32.11	SE	2023-02-01	12:33:54	1,000	32.04	SE
2023-02-01	10:12:33	2,000	32.07	SE	2023-02-01	12:34:19	1,000	32.04	SE
2023-02-01	10:35:56	1,000	32.14	SE	2023-02-01	12:43:59	1,000	32.04	SE
2023-02-01	10:36:23	1,000	32.13	SE	2023-02-01	12:45:25	1,000	32.05	SE
2023-02-01	10:37:21	2,000	32.15	SE	2023-02-01	12:45:26	1,000	32.05	SE
2023-02-01	10:38:51	1,000	32.15	SE	2023-02-01	12:54:04	1,000	32.06	SE
2023-02-01	10:40:15	1,000	32.16	SE	2023-02-01	12:54:47	1,000	32.06	SE
2023-02-01	10:40:15	1,000	32.16	SE	2023-02-01	13:03:45	1,000	32.06	SE
2023-02-01	10:49:04	2,000	32.19	SE	2023-02-01	13:03:48	1,000	32.07	SE
2023-02-01	11:00:12	2,000	32.18	SE	2023-02-01	13:03:48	1,000	32.07	SE
2023-02-01	11:08:28	1,000	32.18	SE	2023-02-01	14:25:47	2,000	32.14	SE
2023-02-01	11:10:03	1,000	32.16	SE	2023-02-01	14:43:59	1,000	32.20	SE
2023-02-01	11:12:33	1,000	32.17	SE	2023-02-01	14:43:59	1,000	32.20	SE
2023-02-01	11:12:41	1,000	32.17	SE	2023-02-01	14:53:01	1,000	32.24	SE
2023-02-01	11:21:37	1,000	32.14	SE	2023-02-01	14:53:10	1,000	32.25	SE
2023-02-01	11:21:52	1,000	32.13	SE	2023-02-01	14:53:10	1,000	32.25	SE
2023-02-01	11:21:52	1,000	32.13	SE	2023-02-01	15:01:25	2,000	32.23	SE
2023-02-01	11:30:58	1,000	32.12	SE	2023-02-01	15:10:51	2,000	32.23	SE
2023-02-01	11:30:58	1,000	32.12	SE	2023-02-01	15:17:49	2,000	32.21	SE
2023-02-01	11:37:05	1,000	32.04	SE	2023-02-01	15:42:15	2,000	32.27	SE
2023-02-01	11:37:07	1,000	32.05	SE	2023-02-01	15:51:26	1,556	32.29	SE
2023-02-01	11:37:09	2,000	32.07	SE	2023-02-01	15:54:47	1,024	32.32	SE
2023-02-01	11:37:16	1,000	32.08	SE	2023-02-01	15:54:53	1,925	32.32	SE
2023-02-01	11:37:16	1,000	32.08	SE	2023-02-01	15:55:25	778	32.33	SE
2023-02-01	11:37:17	1,000	32.07	SE	2023-02-01	15:55:28	377	32.33	SE
2023-02-01	11:37:18	1,000	32.07	SE	2023-02-01	15:55:46	782	32.31	SE
2023-02-01	11:37:18	1,000	32.08	SE	2023-02-01	15:55:47	377	32.30	SE
2023-02-01	11:37:18	1,000	32.08	SE	2023-02-01	15:55:49	778	32.30	SE
2023-02-01	11:37:19	1,000	32.07	SE	2023-02-01	15:56:02	579	32.30	SE
2023-02-01	11:37:24	1,000	32.08	SE	2023-02-01	16:00:01	1,177	32.28	SE
2023-02-01	11:37:24	1,000	32.08	SE	2023-02-01	16:09:01	974	32.17	SE
2023-02-01	11:37:24	1,000	32.08	SE	2023-02-01	16:09:37	2,000	32.17	SE
2023-02-01	11:37:24	1,000	32.08	SE	2023-02-01	16:14:12	1,925	32.21	SE
2023-02-01	11:37:25	1,000	32.07	SE	2023-02-01	16:15:05	377	32.23	SE
2023-02-01	11:57:19	1,000	32.04	SE	2023-02-01	16:15:14	974	32.23	SE
2023-02-01	11:59:29	1,000	32.03	SE	2023-02-01	16:49:52	1,925	32.16	SE
2023-02-01	11:59:31	1,000	32.03	SE	2023-02-01	16:50:19	598	32.16	SE
2023-02-01	12:02:19	1,000	32.07	SE	2023-02-01	16:50:19	1,402	32.16	SE
2023-02-01	12:02:19	1,000	32.07	SE	2023-02-01	16:50:26	472	32.13	SE
2023-02-01	12:04:59	1,000	32.07	SE
2023-02-01	12:05:32	1,000	32.07	SE
2023-02-01	12:05:33	1,000	32.07	SE
2023-02-01	12:14:08	1,000	32.01	SE
2023-02-01	12:14:30	1,000	32.00	SE