ABB Ltd

Transaction in Own Shares • Mar 9, 2023

ZURICH, SWITZERLAND, MARCH 9, 2023

ABB share buybacks

March 2, 2023 – March 8, 2023

During the period March 2, 2023, to March 8, 2023, ABB repurchased a total of 459,000 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)
Mar 2, 2023	83,000	31.323700	2,599,867.10
Mar 3, 2023	79,000	31.650800	2,500,413.20
Mar 6, 2023	89,000	31.911100	2,840,087.90
Mar 7, 2023	121,000	31.991000	3,870,911.00
Mar 8, 2023	87,000	31.868200	2,772,533.40

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 March 8, 2023, is 66,432,000 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	2023-03-02	14:55:27	1,000	31.25	SE
2023-03-02	16:26:02	92	31.48	SE	2023-03-02	14:55:28	1,000	31.25	SE
2023-03-02	16:26:04	370	31.48	SE	2023-03-02	15:06:46	1,000	31.26	SE
2023-03-02	16:26:02	377	31.48	SE	2023-03-02	15:06:46	1,000	31.26	SE
2023-03-02	16:26:02	483	31.48	SE	2023-03-02	15:06:47	1,000	31.26	SE
2023-03-02	16:26:03	518	31.48	SE	2023-03-02	15:17:09	1,000	31.28	SE
2023-03-02	16:26:00	522	31.48	SE	2023-03-02	15:17:10	1,000	31.28	SE
2023-03-02	16:26:00	929	31.48	SE	2023-03-02	15:17:18	1,000	31.29	SE
2023-03-02	9:11:44	1,000	31.27	SE	2023-03-02	15:17:18	1,000	31.29	SE
2023-03-02	9:11:51	1,000	31.28	SE	2023-03-02	15:17:19	1,000	31.29	SE
2023-03-02	9:53:28	1,000	31.47	SE	2023-03-02	16:25:59	1,709	31.48	SE
2023-03-02	10:35:14	1,000	31.38	SE	2023-03-02	9:11:53	5,000	31.29	SE
2023-03-02	10:35:18	1,000	31.37	SE	2023-03-02	9:16:24	5,000	31.29	SE
2023-03-02	10:35:18	1,000	31.37	SE	2023-03-02	9:25:34	5,000	31.30	SE
2023-03-02	10:35:25	1,000	31.37	SE	2023-03-02	11:30:08	5,000	31.24	SE
2023-03-02	12:37:56	1,000	31.33	SE	2023-03-02	11:56:19	5,000	31.28	SE
2023-03-02	12:37:56	1,000	31.33	SE	2023-03-02	12:58:46	5,000	31.34	SE
2023-03-02	12:37:57	1,000	31.33	SE	2023-03-02	16:08:30	5,000	31.46	SE
2023-03-02	12:38:47	1,000	31.33	SE	2023-03-03	9:11:59	1,000	31.63	SE
2023-03-02	13:19:42	1,000	31.35	SE	2023-03-03	9:12:03	1,000	31.63	SE
2023-03-02	13:19:43	1,000	31.35	SE	2023-03-03	9:12:10	1,000	31.65	SE
2023-03-02	13:19:48	1,000	31.35	SE	2023-03-03	9:12:30	1,000	31.65	SE
2023-03-02	13:19:48	1,000	31.35	SE	2023-03-03	9:12:36	1,000	31.65	SE
2023-03-02	13:19:48	1,000	31.35	SE	2023-03-03	9:12:43	1,000	31.65	SE
2023-03-02	13:40:36	1,000	31.34	SE	2023-03-03	9:12:44	1,000	31.65	SE
2023-03-02	13:41:50	1,000	31.34	SE	2023-03-03	9:13:03	1,000	31.65	SE
2023-03-02	13:41:51	1,000	31.34	SE	2023-03-03	9:13:06	1,000	31.65	SE
2023-03-02	13:41:51	1,000	31.34	SE	2023-03-03	9:13:08	1,000	31.65	SE
2023-03-02	14:03:06	1,000	31.32	SE	2023-03-03	9:52:23	5,000	31.59	SE
2023-03-02	14:03:08	1,000	31.33	SE	2023-03-03	10:31:19	377	31.63	SE
2023-03-02	14:03:09	1,000	31.33	SE	2023-03-03	10:34:39	1,000	31.61	SE
2023-03-02	14:03:28	1,000	31.34	SE	2023-03-03	10:34:44	1,000	31.61	SE
2023-03-02	14:03:57	1,000	31.35	SE	2023-03-03	10:34:44	1,000	31.61	SE
2023-03-02	14:03:57	1,000	31.35	SE	2023-03-03	10:55:34	1,000	31.65	SE
2023-03-02	14:03:58	1,000	31.35	SE	2023-03-03	10:56:32	1,000	31.66	SE
2023-03-02	14:55:21	1,000	31.24	SE	2023-03-03	10:56:32	1,000	31.66	SE
2023-03-02	14:55:21	1,000	31.24	SE	2023-03-03	10:56:36	1,000	31.66	SE
2023-03-02	14:55:22	1,000	31.24	SE	2023-03-03	11:01:12	365	31.64	SE
2023-03-02	14:55:22	1,000	31.24	SE	2023-03-03	11:17:25	1,000	31.63	SE
2023-03-02	14:55:26	1,000	31.24	SE	2023-03-03	11:17:26	1,000	31.63	SE
2023-03-02	14:55:27	1,000	31.25	SE	2023-03-03	11:17:26	1,000	31.63	SE

2023-03-03	11:39:26	1,000	31.65	SE	2023-03-06	10:26:43	1,000	31.89	SE
2023-03-03	11:39:26	1,000	31.65	SE	2023-03-06	10:31:53	1,000	31.88	SE
2023-03-03	11:39:27	1,000	31.65	SE	2023-03-06	10:32:29	1,000	31.88	SE
2023-03-03	12:00:16	1,000	31.65	SE	2023-03-06	10:33:11	1,000	31.88	SE
2023-03-03	12:00:16	1,000	31.65	SE	2023-03-06	10:33:11	1,000	31.88	SE
2023-03-03	12:00:17	1,000	31.65	SE	2023-03-06	10:33:11	1,000	31.88	SE
2023-03-03	12:09:12	595	31.67	SE	2023-03-06	10:54:16	1,000	31.87	SE
2023-03-03	12:09:12	1,000	31.67	SE	2023-03-06	10:54:49	1,000	31.88	SE
2023-03-03	12:09:12	1,573	31.67	SE	2023-03-06	10:55:11	1,000	31.89	SE
2023-03-03	12:15:22	1,000	31.70	SE	2023-03-06	10:55:12	1,000	31.89	SE
2023-03-03	14:01:07	1,000	31.61	SE	2023-03-06	10:57:01	1,000	31.88	SE
2023-03-03	14:01:47	1,000	31.62	SE	2023-03-06	10:57:02	1,000	31.88	SE
2023-03-03	14:01:47	1,000	31.62	SE	2023-03-06	10:57:02	1,000	31.88	SE
2023-03-03	14:01:48	1,000	31.62	SE	2023-03-06	11:17:51	1,000	31.88	SE
2023-03-03	14:20:03	1,000	31.63	SE	2023-03-06	11:17:51	1,000	31.88	SE
2023-03-03	14:20:03	1,000	31.63	SE	2023-03-06	11:17:52	1,000	31.88	SE
2023-03-03	14:20:04	1,000	31.63	SE	2023-03-06	11:34:52	5,000	31.90	SE
2023-03-03	14:20:26	1,000	31.63	SE	2023-03-06	12:16:30	1,000	31.95	SE
2023-03-03	14:20:46	1,000	31.63	SE	2023-03-06	12:16:44	1,000	31.95	SE
2023-03-03	14:21:53	1,000	31.63	SE	2023-03-06	12:16:57	1,000	31.95	SE
2023-03-03	14:41:23	1,000	31.62	SE	2023-03-06	12:17:00	1,000	31.95	SE
2023-03-03	14:41:23	1,000	31.62	SE	2023-03-06	12:37:49	1,000	31.93	SE
2023-03-03	14:41:24	1,000	31.62	SE	2023-03-06	12:37:50	1,000	31.93	SE
2023-03-03	14:57:16	1,000	31.66	SE	2023-03-06	12:37:52	1,000	31.93	SE
2023-03-03	15:00:50	1,000	31.66	SE	2023-03-06	12:58:41	1,000	31.89	SE
2023-03-03	15:03:04	1,022	31.68	SE	2023-03-06	12:58:44	1,000	31.89	SE
2023-03-03	15:03:45	1,000	31.68	SE	2023-03-06	12:58:58	1,000	31.89	SE
2023-03-03	15:04:06	1,000	31.69	SE	2023-03-06	13:19:47	1,000	31.85	SE
2023-03-03	15:04:07	1,000	31.69	SE	2023-03-06	13:19:49	1,000	31.86	SE
2023-03-03	15:04:07	1,000	31.69	SE	2023-03-06	13:19:49	1,000	31.86	SE
2023-03-03	15:08:08	1,000	31.75	SE	2023-03-06	13:19:51	1,000	31.87	SE
2023-03-03	15:20:37	4,090	31.69	SE	2023-03-06	13:21:42	1,000	31.89	SE
2023-03-03	15:29:21	5,000	31.69	SE	2023-03-06	13:22:33	1,000	31.89	SE
2023-03-03	16:06:07	1,000	31.64	SE	2023-03-06	13:22:33	1,000	31.89	SE
2023-03-03	16:06:08	1,000	31.64	SE	2023-03-06	13:43:22	1,000	31.85	SE
2023-03-03	16:06:09	1,000	31.65	SE	2023-03-06	13:43:35	1,000	31.85	SE
2023-03-03	16:06:10	1,000	31.65	SE	2023-03-06	13:43:35	1,000	31.85	SE
2023-03-03	16:06:10	1,000	31.65	SE	2023-03-06	13:43:36	1,000	31.85	SE
2023-03-03	16:06:11	1,000	31.65	SE	2023-03-06	14:04:25	1,000	31.82	SE
2023-03-03	16:06:11	1,000	31.65	SE	2023-03-06	14:04:25	1,000	31.82	SE
2023-03-03	16:06:12	1,000	31.65	SE	2023-03-06	14:04:26	1,000	31.82	SE
2023-03-03	16:09:52	1,000	31.68	SE	2023-03-06	14:25:32	1,000	31.85	SE
2023-03-03	16:09:52	1,000	31.68	SE	2023-03-06	14:25:35	1,000	31.85	SE
2023-03-03	16:09:52	1,660	31.68	SE	2023-03-06	14:26:50	1,000	31.86	SE
2023-03-03	16:09:52	1,318	31.68	SE	2023-03-06	14:26:51	1,000	31.86	SE
2023-03-06	9:25:46	5,000	31.98	SE	2023-03-06	14:27:06	1,000	31.86	SE
2023-03-06	9:38:32	5,000	31.99	SE	2023-03-06	14:27:07	1,000	31.86	SE
2023-03-06	10:26:42	1,000	31.89	SE	2023-03-06	14:27:14	1,000	31.86	SE
2023-03-06	10:26:42	1,000	31.89	SE	2023-03-06	15:07:36	1,000	31.88	SE

2023-03-06	15:07:37	1,000	31.88	SE	2023-03-07	13:18:38	1,000	32.02	SE
2023-03-06	15:07:37	1,000	31.88	SE	2023-03-07	13:18:39	1,000	32.02	SE
2023-03-06	15:07:39	1,000	31.87	SE	2023-03-07	13:39:38	1,000	32.05	SE
2023-03-06	15:07:41	1,000	31.87	SE	2023-03-07	13:39:40	1,000	32.05	SE
2023-03-06	15:28:31	1,000	31.86	SE	2023-03-07	13:40:09	1,000	32.05	SE
2023-03-06	15:28:33	1,000	31.87	SE	2023-03-07	13:40:09	1,000	32.05	SE
2023-03-06	15:30:22	1,000	31.88	SE	2023-03-07	13:40:09	1,000	32.05	SE
2023-03-06	15:30:29	1,000	31.88	SE	2023-03-07	13:51:15	1,000	31.99	SE
2023-03-06	15:30:30	1,000	31.88	SE	2023-03-07	13:51:34	1,000	31.99	SE
2023-03-06	15:30:34	1,000	31.87	SE	2023-03-07	13:52:22	1,000	31.99	SE
2023-03-06	16:28:49	1,000	32.02	SE	2023-03-07	13:52:37	1,000	31.99	SE
2023-03-06	16:28:49	1,000	32.02	SE	2023-03-07	14:13:50	1,000	32.02	SE
2023-03-06	16:28:50	1,000	32.02	SE	2023-03-07	14:13:51	1,000	32.02	SE
2023-03-06	16:36:06	1,000	32.00	SE	2023-03-07	14:14:07	1,000	32.02	SE
2023-03-06	16:36:11	1,000	32.00	SE	2023-03-07	14:35:08	1,000	32.04	SE
2023-03-06	16:36:11	1,000	32.00	SE	2023-03-07	14:35:09	1,000	32.04	SE
2023-03-06	16:36:12	1,000	32.00	SE	2023-03-07	14:36:11	1,000	32.02	SE
2023-03-06	16:39:45	5,000	31.99	SE	2023-03-07	14:36:44	1,000	32.03	SE
2023-03-06	16:40:55	1,000	32.00	SE	2023-03-07	14:36:44	1,000	32.03	SE
2023-03-06	16:40:55	1,000	32.00	SE	2023-03-07	14:36:45	1,000	32.03	SE
2023-03-07	9:43:31	1,000	32.10	SE	2023-03-07	14:58:08	1,000	32.03	SE
2023-03-07	9:43:31	1,000	32.10	SE	2023-03-07	14:58:09	1,000	32.03	SE
2023-03-07	9:43:32	1,000	32.10	SE	2023-03-07	14:59:23	1,000	32.04	SE
2023-03-07	10:04:21	1,000	32.09	SE	2023-03-07	14:59:23	1,000	32.04	SE
2023-03-07	10:04:21	1,000	32.09	SE	2023-03-07	14:59:24	1,000	32.04	SE
2023-03-07	10:04:22	1,000	32.09	SE	2023-03-07	15:20:17	1,000	31.99	SE
2023-03-07	10:06:23	5,000	32.10	SE	2023-03-07	15:20:17	1,000	31.99	SE
2023-03-07	10:06:26	1,000	32.09	SE	2023-03-07	15:20:18	1,000	31.99	SE
2023-03-07	10:06:32	1,000	32.09	SE	2023-03-07	15:33:46	1,000	31.98	SE
2023-03-07	10:06:32	1,000	32.09	SE	2023-03-07	15:38:15	5,000	32.01	SE
2023-03-07	10:10:20	5,000	32.11	SE	2023-03-07	15:56:16	1,000	31.95	SE
2023-03-07	10:38:57	5,000	32.10	SE	2023-03-07	15:56:16	1,000	31.95	SE
2023-03-07	11:08:09	1,000	32.07	SE	2023-03-07	15:56:17	1,000	31.95	SE
2023-03-07	11:10:28	1,000	32.07	SE	2023-03-07	15:56:36	1,000	31.94	SE
2023-03-07	11:11:28	1,000	32.08	SE	2023-03-07	15:56:36	1,000	31.94	SE
2023-03-07	11:11:28	1,000	32.08	SE	2023-03-07	15:56:37	1,000	31.94	SE
2023-03-07	11:12:04	1,000	32.09	SE	2023-03-07	16:05:18	102	31.78	SE
2023-03-07	11:12:04	1,000	32.09	SE	2023-03-07	16:07:20	1,000	31.76	SE
2023-03-07	11:12:05	1,000	32.09	SE	2023-03-07	16:07:20	1,000	31.77	SE
2023-03-07	11:32:55	1,000	32.08	SE	2023-03-07	16:07:20	1,000	31.77	SE
2023-03-07	11:32:59	1,000	32.09	SE	2023-03-07	16:07:21	1,000	31.76	SE
2023-03-07	11:32:59	1,000	32.09	SE	2023-03-07	16:08:56	1,000	31.77	SE
2023-03-07	11:33:00	1,000	32.09	SE	2023-03-07	16:09:05	1,000	31.77	SE
2023-03-07	11:39:57	5,000	32.10	SE	2023-03-07	16:09:07	1,000	31.76	SE
2023-03-07	13:10:08	1,000	32.00	SE	2023-03-07	16:09:42	1,000	31.76	SE
2023-03-07	13:18:34	1,000	32.02	SE	2023-03-07	16:09:44	1,000	31.76	SE
2023-03-07	13:18:34	1,000	32.02	SE	2023-03-07	16:10:03	1,000	31.77	SE
2023-03-07	13:18:35	1,000	32.02	SE	2023-03-07	16:10:03	1,000	31.77	SE
2023-03-07	13:18:38	1,000	32.02	SE	2023-03-07	16:31:23	1,000	31.87	SE

2023-03-07	16:31:26	1,000	31.87	SE	2023-03-08	13:27:28	5	31.93	SE
2023-03-07	16:31:27	1,000	31.87	SE	2023-03-08	13:27:28	1,000	31.93	SE
2023-03-07	16:31:27	1,000	31.87	SE	2023-03-08	13:27:28	1,000	31.93	SE
2023-03-07	16:32:39	1,000	31.87	SE	2023-03-08	13:27:28	726	31.93	SE
2023-03-07	16:32:40	1,000	31.87	SE	2023-03-08	13:27:56	1,000	31.93	SE
2023-03-07	16:32:40	1,000	31.87	SE	2023-03-08	13:27:56	1,000	31.93	SE
2023-03-07	16:32:42	1,000	31.87	SE	2023-03-08	13:27:56	1,000	31.93	SE
2023-03-07	16:32:47	1,000	31.87	SE	2023-03-08	13:37:46	1,000	31.86	SE
2023-03-07	16:32:48	1,000	31.87	SE	2023-03-08	13:37:52	1,000	31.86	SE
2023-03-07	16:32:49	1,000	31.87	SE	2023-03-08	13:37:52	1,000	31.86	SE
2023-03-07	16:36:44	1,000	31.90	SE	2023-03-08	13:37:53	1,000	31.86	SE
2023-03-07	16:36:44	1,000	31.90	SE	2023-03-08	13:37:53	1,000	31.86	SE
2023-03-07	16:36:46	1,000	31.90	SE	2023-03-08	13:37:54	1,000	31.86	SE
2023-03-07	16:36:58	1,000	31.89	SE	2023-03-08	13:53:38	1,000	31.85	SE
2023-03-07	16:36:58	1,000	31.89	SE	2023-03-08	13:53:38	1,000	31.85	SE
2023-03-07	16:37:07	1,597	31.91	SE	2023-03-08	13:53:40	1,000	31.84	SE
2023-03-07	16:37:11	1,597	31.92	SE	2023-03-08	13:53:45	1,000	31.84	SE
2023-03-07	16:37:11	1,597	31.92	SE	2023-03-08	13:53:47	1,000	31.84	SE
2023-03-07	16:37:39	918	31.91	SE	2023-03-08	15:02:58	1,000	31.86	SE
2023-03-07	16:37:50	1,000	31.91	SE	2023-03-08	15:02:58	1,000	31.86	SE
2023-03-07	16:37:50	1,000	31.91	SE	2023-03-08	15:02:59	1,000	31.86	SE
2023-03-07	16:37:51	1,000	31.91	SE	2023-03-08	15:03:21	1,000	31.88	SE
2023-03-07	16:40:45	189	31.89	SE	2023-03-08	15:03:21	1,000	31.88	SE
2023-03-08	9:13:39	1,000	31.69	SE	2023-03-08	15:03:22	1,000	31.88	SE
2023-03-08	9:14:05	1,000	31.70	SE	2023-03-08	15:26:20	1,000	31.83	SE
2023-03-08	9:17:23	1,000	31.73	SE	2023-03-08	15:26:20	1,000	31.83	SE
2023-03-08	9:18:16	1,000	31.74	SE	2023-03-08	15:26:21	1,000	31.83	SE
2023-03-08	9:18:17	1,000	31.74	SE	2023-03-08	15:47:59	1,000	31.88	SE
2023-03-08	9:18:17	1,000	31.74	SE	2023-03-08	15:47:59	1,000	31.88	SE
2023-03-08	9:21:03	5,000	31.72	SE	2023-03-08	15:48:00	1,000	31.88	SE
2023-03-08	11:30:44	1,000	31.83	SE	2023-03-08	15:48:01	1,000	31.88	SE
2023-03-08	11:31:10	1,000	31.84	SE	2023-03-08	15:48:01	1,000	31.88	SE
2023-03-08	11:31:35	1,000	31.86	SE	2023-03-08	15:48:02	1,000	31.88	SE
2023-03-08	11:32:48	1,000	31.86	SE	2023-03-08	15:48:05	5,000	31.90	SE
2023-03-08	11:33:20	1,000	31.86	SE	2023-03-08	15:48:24	5,000	31.90	SE
2023-03-08	11:34:02	1,000	31.85	SE	2023-03-08	15:55:20	5,000	31.97	SE
2023-03-08	11:34:02	1,000	31.85	SE	2023-03-08	16:36:48	5,000	31.93	SE
2023-03-08	11:34:32	1,000	31.85	SE	2023-03-08	16:38:00	484	31.96	SE
2023-03-08	11:35:11	1,000	31.86	SE	2023-03-08	16:38:00	164	31.96	SE
2023-03-08	11:35:11	1,000	31.86	SE
2023-03-08	11:35:12	1,000	31.86	SE
2023-03-08	11:51:16	1,024	31.85	SE
2023-03-08	11:54:24	5,000	31.88	SE
2023-03-08	12:58:41	1,000	31.92	SE
2023-03-08	12:59:11	1,000	31.93	SE
2023-03-08	12:59:11	1,000	31.93	SE
2023-03-08	12:59:12	1,000	31.93	SE
2023-03-08	13:27:16	1,000	31.93	SE
2023-03-08	13:27:16	1,597	31.93	SE