ABB Ltd

Transaction in Own Shares • Feb 15, 2024

ZURICH, SWITZERLAND, FEBRUARY 15, 2024

ABB share buybacks

February 8, 2024 – February 14, 2024

During the period February 8, 2024, to February 14, 2024, ABB repurchased a total of 414,670 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)
Feb 8, 2024	106'634	38.1922	4'072'587.05
Feb 9, 2024	82'000	38.2968	3'140'339.98
Feb 12, 2024	78'000	38.4887	3'002'120.00
Feb 13, 2024	94'877	38.2974	3'633'537.96
Feb 14, 2024	53'159	38.8326	2'064'301.97

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 February 14, 2024, is 19,608,397 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	2024-02-08	16:30:30	2'000	38.22	SE
2024-02-08	09:09:54	2'000	38.01	SE	2024-02-08	16:30:30	2'000	38.2	SE
2024-02-08	09:20:38	2'000	37.99	SE	2024-02-08	16:30:31	2'000	38.22	SE
2024-02-08	09:30:10	2'000	38.06	SE	2024-02-08	16:30:31	2'000	38.22	SE
2024-02-08	09:41:54	2'000	38.16	SE	2024-02-08	16:30:32	2'000	38.22	SE
2024-02-08	09:52:28	1'328	38.18	SE	2024-02-08	16:30:32	2'000	38.22	SE
2024-02-08	09:52:28	672	38.18	SE	2024-02-08	16:30:33	2'000	38.22	SE
2024-02-08	10:02:08	2'000	38.21	SE	2024-02-08	16:30:33	2'000	38.22	SE
2024-02-08	10:13:06	1'780	38.27	SE	2024-02-08	16:30:34	2'000	38.22	SE
2024-02-08	10:13:06	220	38.27	SE	2024-02-08	16:30:34	2'000	38.22	SE
2024-02-08	10:23:19	2'000	38.3	SE	2024-02-08	16:30:35	2'000	38.22	SE
2024-02-08	10:34:13	2'000	38.34	SE	2024-02-08	16:30:36	2'000	38.22	SE
2024-02-08	10:44:26	2'000	38.3	SE	2024-02-08	16:30:36	2'000	38.22	SE
2024-02-08	10:55:09	2'000	38.27	SE	2024-02-08	16:30:37	2'000	38.22	SE
2024-02-08	11:05:27	2'000	38.22	SE	2024-02-08	16:30:37	2'000	38.22	SE
2024-02-08	11:16:24	1'495	38.27	SE	2024-02-08	16:30:40	2'000	38.22	SE
2024-02-08	11:16:24	505	38.27	SE	2024-02-08	16:36:15	2'000	38.18	SE
2024-02-08	11:30:16	2'000	38.18	SE	2024-02-08	16:41:32	2'000	38.18	SE
2024-02-08	11:37:52	2'000	38.24	SE	2024-02-08	16:47:28	2'000	38.2	SE
2024-02-08	11:48:09	2'000	38.24	SE	2024-02-08	16:53:26	2'000	38.2	SE
2024-02-08	11:58:34	2'000	38.18	SE	2024-02-09	09:16:02	2'000	38.25	SE
2024-02-08	12:08:52	634	38.15	SE	2024-02-09	09:31:52	2'000	38.4	SE
2024-02-08	12:13:58	2'000	38.11	SE	2024-02-09	09:42:38	2'000	38.26	SE
2024-02-08	12:23:10	2'000	38.13	SE	2024-02-09	09:57:17	2'000	38.33	SE
2024-02-08	12:32:37	2'000	38.09	SE	2024-02-09	10:10:02	2'000	38.3	SE
2024-02-08	12:43:33	2'000	38.14	SE	2024-02-09	10:25:00	1'626	38.35	SE
2024-02-08	12:54:44	1'956	38.17	SE	2024-02-09	10:25:00	374	38.35	SE
2024-02-08	12:54:44	44	38.17	SE	2024-02-09	10:38:48	2'000	38.36	SE
2024-02-08	13:05:49	2'000	38.13	SE	2024-02-09	10:51:41	1'975	38.33	SE
2024-02-08	13:15:34	1'700	38.14	SE	2024-02-09	10:51:41	25	38.33	SE
2024-02-08	13:15:34	300	38.14	SE	2024-02-09	11:05:55	2'000	38.36	SE
2024-02-08	13:25:31	2'000	38.14	SE	2024-02-09	11:20:04	2'000	38.33	SE
2024-02-08	13:35:55	2'000	38.15	SE	2024-02-09	11:32:50	2'000	38.33	SE
2024-02-08	13:46:55	2'000	38.17	SE	2024-02-09	11:47:10	2'000	38.33	SE
2024-02-08	13:57:28	1'551	38.1	SE	2024-02-09	11:59:38	2'000	38.33	SE
2024-02-08	13:57:28	449	38.1	SE	2024-02-09	12:16:17	2'000	38.24	SE
2024-02-08	14:07:33	2'000	38.12	SE	2024-02-09	12:27:51	2'000	38.28	SE
2024-02-08	14:18:34	2'000	38.15	SE	2024-02-09	12:39:54	2'000	38.31	SE
2024-02-08	14:33:02	2'000	38.2	SE	2024-02-09	12:53:32	2'000	38.26	SE
2024-02-08	14:39:32	2'000	38.23	SE	2024-02-09	13:07:37	2'000	38.28	SE
2024-02-08	14:50:53	2'000	38.35	SE	2024-02-09	13:21:15	1'321	38.32	SE

2024-02-09	13:21:15	679	38.32	SE	2024-02-12	14:21:05	2'000	38.49	SE
2024-02-09	13:34:17	2°000	38.32	SE	2024-02-12	14:33:06	2'000	38.47	SE
2024-02-09	13:47:59	2'000	38.34	SE	2024-02-12	14:47:05	2'000	38.47	SE
2024-02-09	14:01:43	2°000	38.37	SE	2024-02-12	14:55:08	2'000	38.46	SE
2024-02-09	14:15:35	2'000	38.38	SE	2024-02-12	15:59:47	2'000	38.48	SE
2024-02-09	14:29:43	2'000	38.38	SE	2024-02-12	15:59:47	2'000	38.48	SE
2024-02-09	14:42:22	2'000	38.34	SE	2024-02-12	15:59:47	2'000	38.47	SE
2024-02-09	14:55:19	2'000	38.37	SE	2024-02-12	15:59:48	2'000	38.48	SE
2024-02-09	15:36:04	2'000	38.3	SE	2024-02-12	15:59:52	2'000	38.48	SE
2024-02-09	15:36:04	2'000	38.28	SE	2024-02-12	15:59:53	2'000	38.48	SE
2024-02-09	15:36:05	2'000	38.31	SE	2024-02-12	15:59:54	2'000	38.48	SE
2024-02-09	15:36:05	2°000	38.31	SE	2024-02-12	15:59:55	371	38.48	SE
2024-02-09	15:36:05	2'000	38.3	SE	2024-02-12	15:59:55	1,6559	38.48	SE
2024-02-09	15:42:07	2'000	38.27	SE	2024-02-12	15:59:55	371	38.48	SE
2024-02-09	15:50:24	2'000	38.2	SE	2024-02-12	15:59:56	1,6559	38.48	SE
2024-02-09	15:58:02	2°000	38.15	SE	2024-02-13	09:08:42	2'000	38.64	SE
2024-02-09	16:05:50	2°000	38.23	SE	2024-02-13	09:21:37	2'000	38.54	SE
2024-02-09	16:13:26	2'000	38.2	SE	2024-02-13	09:32:52	2'000	38.51	SE
2024-02-09	16:21:07	2°000	38.19	SE	2024-02-13	09:45:52	2'000	38.59	SE
2024-02-09	16:29:24	2'000	38.21	SE	2024-02-13	09:57:08	2'000	38.62	SE
2024-02-09	16:36:54	2'000	38.24	SE	2024-02-13	10:10:00	2'000	38.57	SE
2024-02-09	16:45:07	2'000	38.25	SE	2024-02-13	10:21:06	2'000	38.48	SE
2024-02-09	16:52:34	2°000	38.28	SE	2024-02-13	10:33:36	2'000	38.49	SE
2024-02-12	09:08:43	2'000	38.56	SE	2024-02-13	10:46:03	2'000	38.48	SE
2024-02-12	09:19:40	2'000	38.58	SE	2024-02-13	10:58:38	2'000	38.5	SE
2024-02-12	09:34:10	2'000	38.52	SE	2024-02-13	11:10:34	2'000	38.48	SE
2024-02-12	09:45:01	2°000	38.38	SE	2024-02-13	11:22:46	2'000	38.45	SE
2024-02-12	09:57:28	2'000	38.42	SE	2024-02-13	11:34:22	2'000	38.47	SE
2024-02-12	10:09:28	2'000	38.47	SE	2024-02-13	11:46:46	2'000	38.43	SE
2024-02-12	10:21:28	2'000	38.5	SE	2024-02-13	11:58:27	2'000	38.43	SE
2024-02-12	10:33:44	2°000	38.49	SE	2024-02-13	12:09:12	2'000	38.46	SE
2024-02-12	10:45:05	2'000	38.51	SE	2024-02-13	12:21:45	2'000	38.42	SE
2024-02-12	10:56:55	2°000	38.46	SE	2024-02-13	12:34:36	2°000	38.38	SE
2024-02-12	11:10:08	2'000	38.47	SE	2024-02-13	12:47:15	2'000	38.41	SE
2024-02-12	11:20:26	2°000	38.5	SE	2024-02-13	12:58:46	2°000	38.33	SE
2024-02-12	11:32:55	2'000	38.52	SE	2024-02-13	13:10:46	2'000	38.33	SE
2024-02-12	11:45:01	2'000	38.56	SE	2024-02-13	13:22:46	2'000	38.36	SE
2024-02-12	11:56:49	2°000	38.55	SE	2024-02-13	13:34:52	2'000	38.39	SE
2024-02-12	12:09:06	2°000	38.52	SE	2024-02-13	13:46:40	2°000	38.43	SE
2024-02-12	12:21:20	2'000	38.53	SE	2024-02-13	13:59:24	2'000	38.44	SE
2024-02-12	12:34:06	2°000	38.48	SE	2024-02-13	14:10:50	2'000	38.46	SE
2024-02-12	12:44:35	2°000	38.48	SE	2024-02-13	14:23:48	1.855	38.53	SE
2024-02-12	12:57:36	2°000	38.49	SE	2024-02-13	14:23:48	178	38.53	SE
2024-02-12	13:08:36	2°000	38.47	SE	2024-02-13	14:34:00	1'000	38.24	SE
2024-02-12	13:21:04	2'000	38.46	SE	2024-02-13	14:40:02	1'000	38.15	SE
2024-02-12	13:33:04	2°000	38.46	SE	2024-02-13	14:46:51	1'000	38.15	SE
2024-02-12	13:45:32	2'000	38.47	SE	2024-02-13	14:54:00	247	38.17	SE
2024-02-12	13:57:31	2°000	38.48	SE	2024-02-13	14:54:13	1'000	38.17	SE
2024-02-12	14:09:30	2°000	38.53	SE	2024-02-13	15:01:27	1'000	38.07	SE

2024-02-13	15:01:27	1'000	38.07	SE	2024-02-14	10:17:00	1'000	38.63	SE
2024-02-13	15:07:27	1'000	38.06	SE	2024-02-14	10:28:21	872	38.69	SE
2024-02-13	15:10:47	1'000	38.02	SE	2024-02-14	10:33:10	1'000	38.68	SE
2024-02-13	15:14:37	1'000	37.97	SE	2024-02-14	10:39:48	187	38.71	SE
2024-02-13	15:18:05	1'000	38.05	SE	2024-02-14	10:39:48	268	38.71	SE
2024-02-13	15:18:05	1'000	38.05	SE	2024-02-14	10:42:24	୧୦୧	38.72	SE
2024-02-13	15:24:52	1'000	38.01	SE	2024-02-14	10:46:31	234	38.8	SE
2024-02-13	15:24:52	383	38.01	SE	2024-02-14	10:46:31	1'000	38.8	SE
2024-02-13	15:28:18	2'000	38.02	SE	2024-02-14	10:55:31	1'000	38.79	SE
2024-02-13	15:35:16	247	38.06	SE	2024-02-14	10:55:31	1'000	38.79	SE
2024-02-13	15:36:34	1'000	38.12	SE	2024-02-14	11:07:07	205	38.75	SE
2024-02-13	15:36:34	1'000	38.12	SE	2024-02-14	11:09:26	1'000	38.77	SE
2024-02-13	15:43:27	1'000	38.13	SE	2024-02-14	11:09:26	1'000	38.77	SE
2024-02-13	15:43:27	1'000	38.13	SE	2024-02-14	11:21:36	454	38.85	SE
2024-02-13	15:50:20	1'000	38.08	SE	2024-02-14	11:27:00	454	38.82	SE
2024-02-13	15:53:27	1'000	38.1	SE	2024-02-14	11:27:00	1'000	38.82	SE
2024-02-13	15:53:27	1'000	38.1	SE	2024-02-14	11:27:00	336	38.82	SE
2024-02-13	15:59:37	1'000	38.05	SE	2024-02-14	11:37:32	1'000	38.87	SE
2024-02-13	16:02:51	1'000	38.05	SE	2024-02-14	11:37:32	1'000	38.87	SE
2024-02-13	16:06:46	1'000	38	SE	2024-02-14	11:51:02	1'000	38.88	SE
2024-02-13	16:06:46	712	38	SE	2024-02-14	11:51:02	1'000	38.88	SE
2024-02-13	16:11:56	1'000	37.94	SE	2024-02-14	12:03:23	1'000	38.88	SE
2024-02-13	16:11:56	1'000	37.94	SE	2024-02-14	12:03:23	1'000	38.88	SE
2024-02-13	16:18:57	1'000	37.94	SE	2024-02-14	12:16:00	566	38.87	SE
2024-02-13	16:22:06	1'000	37.96	SE	2024-02-14	12:16:00	1'000	38.87	SE
2024-02-13	16:25:30	288	37.97	SE	2024-02-14	12:26:02	1'000	38.9	SE
2024-02-13	16:26:02	1'000	38	SE	2024-02-14	12:26:02	1'000	38.9	SE
2024-02-13	16:30:00	2'000	38.07	SE	2024-02-14	12:39:04	1'000	38.93	SE
2024-02-13	16:37:00	1'000	38.1	SE	2024-02-14	12:39:04	1'000	38.93	SE
2024-02-13	16:39:28	2'000	38.12	SE	2024-02-14	12:51:29	1'000	38.96	SE
2024-02-13	16:46:27	1'000	38.15	SE	2024-02-14	12:51:29	1'000	38.96	SE
2024-02-13	16:49:58	1'000	38.15	SE	2024-02-14	13:05:00	1,000	38.99	SE
2024-02-13	16:49:58	1'000	38.15	SE	2024-02-14	13:05:00	1'000	38.99	SE
2024-02-13	16:55:20	1'000	38.15	SE	2024-02-14	13:17:39	1'000	38.99	SE
2024-02-13	16:59:23	1'000	38.11	SE	2024-02-14	13:24:22	1'000	38.96	SE
2024-02-14	09:11:32	1'000	38.5	SE	2024-02-14	13:30:26	566	38.98	SE
2024-02-14	09:11:32	1'000	38.5	SE	2024-02-14	13:30:26	393	38.98	SE
2024-02-14	09:24:32	1'000	38.61	SE	2024-02-14	13:38:22	1'000	38.97	SE
2024-02-14	09:24:32	1'000	38.61	SE	2024-02-14	13:43:06	1'000	38.99	SE
2024-02-14	09:35:53	231	38.55	SE	2024-02-14 2024-02-14	13:43:06	1'000	38.99	SE
2024-02-14 2024-02-14	09:38:32 09:38:32	1'000 427	38.59 38.59	SE SE	2024-02-14	13:56:05	1'000	39.04 39.07	SE SE
2024-02-14	09:47:21	247	38.6	SE	2024-02-14	14:03:11 14:08:55	1'000 1'000	39.03	SE
2024-02-14	09:49:50	941	38.61	SE	2024-02-14	14:08:55	569	39.03	SE
2024-02-14	09:54:36	387	38.57	SE	2024-02-14	14:18:48	566	38.98	SE
2024-02-14	09:54:36	1'000	38.57	SE	2024-02-14	14:18:48	1'000	38.98	SE
2024-02-14	10:04:05	1'000	38.67	SE	2024-02-14	14:30:23	1'000	38.94	SE
2024-02-14	10:04:05	1'000	38.67	SE	2024-02-14	14:30:23	1'000	38.94	SE
2024-02-14	10:17:00	650	38.63	SE	2024-02-14	14:43:00	2'000	38.93	SE